Toxicology Expert Witnesses
The SEAK Expert Witness Directory contains a comprehensive list of toxicology expert witnesses who testify, consult and provide litigation support on toxicology and related issues. Toxicology expert witnesses and consultants on this page may form expert opinions, draft expert witness reports, and provide expert witness testimony at deposition and trial. The issues and subjects these toxicology expert witnesses testify regarding may include: Toxicology, Overdose, Alcohol, Drug Testing, Dui, Opioids, Trauma, Forensic Toxicology, Marijuana, Dram Shop, Drugs Of Abuse, Medication Errors, Sepsis, Emergency Medicine, and Fentanyl.
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Aaron L Hilliard, PhD
Forensic Toxicologist Johns Hopkins Trained
Health Matters EMPT
Pharmacology- Clinical, Toxicology
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DUI, Medication Adverse Effects, Overdose, Personal Injury, Medical Malpractice, Toxic Exposure, Medication Errors, Adverse Drug Reactions, Lead, Mold, Pesticides, Wrongful Death, Retrograde Extrapolation, Alcohol, Drugs of Abuse, Environmental Exposure, Postmortem Toxicology, Forensic Toxicology, Litigation Support, Public Health
Dr. Aaron Hilliard obtained his Doctor of Philosophy degree in Pharmacology/Toxicology from Meharry Medical College. After completing his Ph.D., he continued his research in Pharmacology and Forensic Toxicology at the Johns Hopkins School of Public Health, Division of Toxicological Sciences. Dr. Hilliard has served at the Florida Department of Health and held faculty appointments at the University of Florida. He is currently a tenured Associate Professor at Florida A&M University in the College of Pharmacy. He has authored several peer-reviewed publications related to pharmacology, toxicology, and the environmental impact of chemicals. Dr. Hilliard also brings 25 years of experience providing deposition and trial testimony in Pharmacology and Forensic Toxicology for both Plaintiff and Defense in Federal, State, Criminal, and Civil cases.
Dr. Hilliard is a highly qualified expert in toxicology and pharmacology, offering a deep scientific foundation and over 25 years of applied exper...
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Okorie Okorocha, M.S., M.S., ESQ.
Dual-Trained Toxicologist & Trial Attorney
TOXICOLAWGY.COM - Dual-Trained Toxicologist & Attorney
Toxicology, Pathology
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Board-Certified Trial Attorney, Laboratory, Blood testing, Breath Testing, Hospital Testing, Alcohol Impairment, drug impairment, alcohol testing, drug testing, drug effects, drug levels, postmortem drugs, postmortem alcohol, forensic science, blood alcohol, blood drugs, urine testing, urine drug tests, urine alcohol tests, Pathology
Forensic Toxicologist & Nationally Board-Certified Trial Attorney Okorie Okorocha is highly sought-after as both an attorney and an expert witness.
Being dual-trained in Law & Toxicology is a deadly combination.
As one attorney surmised:
“Cross-examining Trial Attorney & Toxicologist Okorie Okorocha is like a knife fight in a phone booth & results in the cross-examiner taking an incredible beating! On the other hand, getting cross-examined by an attorney that know far more about the science than the witness is the witness’s worst nightmare.”
Highly sought-after Forensic Toxicologist & Trial Attorney retained as a Toxicology Expert Witness in high-profile cases nation-wide such as:
Estate of George Floyd vs. City of Minneapolis
Doe vs. Derrick Rose (former NBA MVP)
Hawaii vs. Villa (high-profile baby manslaughter case)
Michigan vs. Chidester
For exemplar's of Okorie Okorocha's testimony, go to https://www.youtube.com/playlist?list=PLFchrJ9bFOmKXSxY9KOAkoKNNB-G6HfO1
Okorie ...
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Dr. David H. Schaffer, MD, MRO
Toxicology Director, Experienced Witness, Dual BC
Toxicology, Emergency Medicine
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Drug Testing, Toxicology, Overdose, Drug Levels, Chemical Exposure, Alcohol, Fentanyl, Carbon Monoxide, Poisoning, Opioids, Med Mal, Medical Toxicology, Marijuana, Impairment, Methamphetamine, Opiates, Child Custody, Drugs, Toxic Tort, Hair Testing
Dr. David H. Schaffer, MD, MRO is dual-boarded in both Medical Toxicology and Emergency Medicine, serving as the Director of Medical Toxicology at the University of South Carolina School of Medicine in Greenville, SC and Prisma Health–Upstate hospitals. He is also a certified Medical Review Officer (MRO, MROCC). Dr. Schaffer has published extensively in the fields of Medical Toxicology and Emergency Medicine. Outside of clinical practice and the occasional courtroom appearance, Dr. Schaffer has also consulted for major organizations—including SpaceX, Butterfly Network, and governmental entities—on a variety of clinical matters.
Dr. Schaffer earned his medical degree from the University of North Carolina School of Medicine, completed his residency at Harvard, where he served as a Clinical Fellow at Harvard Medical School, and subsequently trained in Medical Toxicology at the University of Virginia. He is a practicing physician with extensive publications and speaking records, is reg...
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Stanley C Haimes, MD, MPH, CIH, CSP, CIME, FACOEM
Physician and Certified Industrial Hygienist
Center for Occupational and Environmental Health
Alabama
Occupational Medicine, Industrial Hygiene
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Toxicology, Mold, Indoor Air, OSHA, metals, chromium, lead, mercury, ethylene oxide, ethylene dibromide, chemical exposure, CIH, Workers Compensation, Firefighter, arsenic, Police Officer, Deputy Sheriff, Disability Evaluation, toxic tort, CDL
I bring the medical background of being both a board certified occupational medicine physician as well as being a Certified Industrial Hygienist to your issue. I have experience in large chemical exposure (toxic tort) cases involving multiple claimants as well as indoor air quality litigation. I have evaluated indoor air quality issues from the perspectives of both an occupational medicine physician regarding symptoms and medical testing, as well as a Certified Industrial Hygienist regarding air quality sampling of occupied structures.
My attributes include the following: Assistant Professor at the College of Medicine of the University of Central Florida. Board Certified Physician in Occupational Medicine, Residency Trained at Johns Hopkins, and a Fellow of the American College of Occupational and Environmental Medicine (FACOEM) and the International Academy of Independent Medical Examiners (FIAIME). Certified Industrial Hygienist (CIH) and Certified Safety Professional (CSP)....
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Curt E Harper, Ph.D.
Forensic Toxicology Consultant & Expert Witness
Harper Forensic Toxicology Consulting, LLC
Pelham, Alabama
Toxicology, Forensic Science
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Dram shop, retrograde extrapolation, workplace drug testing, wrongful death, insurance, child custody, DUI and DUID, Postmortem toxicology, forensic toxicology, toxic tort and exposures, medical malpractice, hair testing, drug facilitated sexual assault, alcohol, drugs, oral fluid
Dr. Curt E. Harper is a nationally recognized Forensic Toxicologist with over 17 years of experience specializing in forensic toxicology, drug and alcohol impairment, DUI/D cases, and toxicological interpretation. Since 2012, he has served as the Chief Toxicologist for the Alabama Department of Forensic Sciences (ADFS), overseeing laboratory operations, forensic method development, quality assurance programs, and expert case reviews. Dr. Harper has testified in over 300 criminal and civil cases in Alabama and surrounding states, providing expert opinions on alcohol and drug impairment, retrograde extrapolation, forensic toxicology in postmortem cases, and other specialized areas.
Dr. Harper’s scientific expertise, extensive courtroom experience, and ability to explain complex toxicology concepts make him an asset in both criminal and civil litigation. He holds a Ph.D. in Pharmacology and Toxicology and a Master of Science in Forensic Science (MSFS) from the University of Alabama at...
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Damon M DellAglio, MD, FACEP
Boarded in Toxicology & Emergency Medicine
Dell'Aglio Medical Consulting, PC
Phoenix, Arizona
Emergency Medicine, Toxicology
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Pharmacology, family law, product liability, sepsis, trauma, overdose, poisoning, antidotes, personal injury, resuscitation, drug abuse, drug withdrawal, alcohol impairment, drug testing, medical director, dram shop, post-mortem, healthcare administration, personal injury, drug impairment
I am a clinically practicing medical doctor who is board certified in both emergency medicine and medical toxicology. I have been an expert witness for several years, with deposition and trial testimony experience, serving both as an emergency medicine and medical toxicology expert.
My toxicology and emergency medicine expertise has been of service to clients within multiple areas of law, including medical malpractice, product liability (medication delivery systems, etc.), dram shop, personal injury, traffic incidents with drug/ alcohol impairment questions, criminal law (review of substance use/ toxicology testing), family law (custody cases whereby parties require toxicology expert review of urine drug tests, etc.), civil tort (questions of drug/ alcohol use being integral to the case), and wrongful death (individual who died in legal custody and drug use/ exposure is in question) to name a few.
In many of the medical malpractice cases, my combination of dual specialty knowled...
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Ronald Tjalkens, PHD
Neurotoxicology Professor - Parkinson's, exposures
Barrow Neurological Institute
Phoenix, Arizona
Toxicology, Neuropathology
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neurotoxicology, Parkinson's, pesticides, heavy metals, environmental toxicology, neurological disease, neuropathology, drugs of abuse, neurodegeneration, neuroinflammation, toxicology
Dr. Ronald Tjalkens, Ph.D., is a Professor of Neurology and Translational Neuroscience with over 25 years of NIH-funded research experience in Neurotoxicology investigating the molecular and cellular mechanisms of neuroinflammation and its role in the progression of neurodegenerative disorders, including Parkinson’s disease and Alzheimer’s disease. His expertise spans neurotoxicology, neuropharmacology, and the effects of environmental exposures—such as heavy metals, pesticides, neurotropic viruses, and pharmacologic agents—on the nervous system. He has extensive experience using translational models of neurodegeneration, advanced imaging techniques, and AI-based image analysis to evaluate neuroinflammatory injury and identify therapeutic targets in glial cells. Dr. Tjalkens has served as an expert witness in both civil and criminal cases involving neurotoxic injury, providing testimony on causation and mechanisms of neurological damage, and brings an internationally recognized reco...
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Rodney G. Richmond, MS, PharmD, BCGP, FASCP, DASPL
Pharmacy - Pharmacology - Drugs of Abuse
The Mackenzie Group, LLC
Searcy, Arkansas
Pharmacist, Pharmacology- Clinical
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Nursing homes, geriatric pharmacist, alcohol, recreational drugs, drug interactions, opioid pain management, hospital pharmacy, drug levels, medication errors, pharmacy law, toxicology, pharmacy standards of care, compounding
Pharmacy Standards of Care (nursing home/long-term care, acute care, hospice, home health); Pain Management; Geriatric Drug Therapy Management (Alzheimer’s, Parkinson’s, psychoactive medications, psychotropic drug reactions, polypharmacy); Clinical Pharmacy Services (drug information services, patient assessment & counseling); Drug Safety/Misadventure (interactions, adverse reactions, medication errors, death/overdose, product liability); Pharmacology (causal relationship between drug exposure and subsequent effects, pharmacoepidemiology, pharmacokinetics); Pharmacy Operations (3rd-party payment, managed care, controlled substance/narcotics, drug distribution systems, pharmacoeconomics).
Professor, Pharmacy Practice
Chair, Department of Pharmacy Practice
Harding University College of Pharmacy (2011- )
President, Arkansas State Board of Pharmacy (2024-25)
Vice-President, Arkansas State Board of Pharmacy (2023-24)
Member, Arkansas State Board of Pharmacy (2020- )
Clinical Consulta...
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Lucy H Fraiser, PhD, DABT
Lucy Fraiser Toxicology
Fayetteville, Arkansas
Toxicology, Environmental
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risk assessment, public health, air quality, NAAQS, risk-based corrective action, ozone (O3), nitrogen oxides (NO2), sulfur dioxide (SO2), hydrogen sulfide (H2S), particulate matter (PM), chemicals
Dr. Lucy Fraiser is a board-certified toxicologist with over 25 years of experience in the areas of exposure and risk assessment, health effects and toxicology evaluations, development of quantitative toxicity criteria, development of risk-based air quality guidelines and soil cleanup criteria, and risk communication.
Dr. Fraiser has conducted hundreds of exposure assessments for chemicals used in pharmaceutical laboratories and industrial processes, chemicals applied to control pests and unwanted vegetation, and chemicals released as unwanted by-products of chemical and product manufacturing, combustion of fossil and waste-derived fuels, generation of electricity, petroleum refining, smelting, rock crushing, and activities at military installations.
Dr. Fraiser has been qualified as an expert, deposed, and has provided expert testimony in contested case hearings, criminal case hearings, Federal Civil suits, and toxic tort litigation on numerous occasions.
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James C. Norris, PhD, DABT, ERT
Norris Consulting Services
Benton, Arkansas
Toxicology, Pharmacology
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Inhalation, pharmaceuticals, chemicals, combustion/fire, pesticides, carcinogenicity
Dr. Norris has training in pharmacology and toxicology and has been practicing for over 30 years. He has testified to governmental agencies, served on an industrial site crisis team, and acted as a media consultant. He served as an expert witness in the US, UK and Hong Kong. He also is a testifying expert witness in US Air Force and US Navy court martials.
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Malini K Singh, MD, MPH, MBA
Emergency Medicine Physician - UCSF Faculty
UCSF School of Medicine
San Francisco, California
Emergency Medicine
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Trauma, Pediatric emergencies, Obstetrical and Gynecological emergencies, Infections, Cardiac emergencies, Geriatric emergencies, Dental emergencies, Oropharyngeal, Wounds, Burns, Ocular, Pulmonary, Abdominal emergencies, Abuse, Behavioral Health, Thoracic, Neurological emergencies, Orthopedic emergencies, Vascular, Toxicology
As a board-certified Emergency Medicine physician and Clinical Professor with over two decades of experience at a high-volume Level 1 Trauma Center, I bring deep expertise in the evaluation of complex, high-acuity clinical cases and the standards of emergency care. I have held multiple senior leadership roles—including Vice Chief and former Medical Director and QI Director—where I led initiatives in quality assurance, patient safety, and clinical risk management, and chaired multidisciplinary review processes. My background combines frontline clinical excellence with advanced training in public health and business (MPH, MBA), allowing me to analyze cases through both systems-based and operational lenses. I have extensive experience in peer review, adverse event analysis, and medico-legal risk mitigation, and am frequently invited to present on patient safety and risk reduction strategies at national forums. This combination of clinical authority, leadership in quality governance, an...
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Lyle D. Burgoon, PhD, ATS
Raptor Pharm & Tox, Ltd
California
Toxicology, Environmental
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Dram shop, DNA, Product Liability, Statistics, Drug Impairment, Chemical Impairment, Family Law, Due Diligence, Criminal, Civil, Drug Testing, Toxic Tort
Dr. Burgoon is an award-winning and Board Certified (Fellow, Academy of Toxicological Sciences) toxicologist and biostatistician. Dr. Burgoon has 10+ years of experience as a US Government toxicologist employed by the US Environmental Protection Agency (US EPA) and the US Army. Dr. Burgoon served as a senior leader in various roles from leading teams of biostatisticians and bioinformaticians in designing and analyzing toxicology studies, to supervising toxicologists and public health scientists in the development of toxicological and dose-response assessments in support of the US EPA Integrated Risk Information System (IRIS). At the US Army, Dr. Burgoon led classified and unclassified programs and projects with a focus on the effects of chemical, biological, radiological, nuclear, and high yield explosives (CBRNE) on human health, ecological and agriculture systems.
Dr. Burgoon’s expertise is in pharmacology, toxicology, biostatistics, exposure modeling, causal analysis, risk asse...
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Dimi Maffia, PharmD, BCCCP
PharmD Consultation, Inc
San Diego, California
Pharmacology- Clinical, Pharmacist
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Toxicology, Pharmacist Standard of Care (Critical Care, Emergency Medicine, Geriatrics), Adverse Drug Events, Drug-Drug Interactions, Medication Safety and Errors, Pharmacogenomics, Anticoagulation, Antiarrhythmics, Antibiotic Stewardship, Medication-Related Surgical Complications, Opioid Safety
I am currently employed as an Acute Care Clinical Pharmacist Specialist at the VA San Diego Health Care System, with clinical pharmacy experience spanning six distinct healthcare systems. I earned my Doctor of Pharmacy degree from the University of the Pacific in 2014 and have been a licensed pharmacist in California for the past 11 years. My postgraduate training includes a two-year pharmacy residency at the VA San Diego Health Care System. During my first year, I focused on pharmacy practice in both ambulatory care and inpatient hospital settings, including hospice and long-term care. In my second year, I specialized in critical care pharmacy. I am a Board Certified Critical Care Pharmacist (BCCCP) and have held clinical pharmacist roles specializing in emergency medicine, internal medicine, and critical care. Additionally, I have contributed to clinical research, collaborating on phase 2, 3, and 4 clinical trials, as well as performing retrospective chart reviews in healthcare...
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Okorie Okorocha, M.S., M.S., ESQ.
Dual-Trained Toxicologist & Trial Attorney
TOXICOLAWGY.COM - Dual-Trained Toxicologist & Attorney
El Segundo, California
Toxicology, Pathology
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Board-Certified Trial Attorney, Laboratory, Blood testing, Breath Testing, Hospital Testing, Alcohol Impairment, drug impairment, alcohol testing, drug testing, drug effects, drug levels, postmortem drugs, postmortem alcohol, forensic science, blood alcohol, blood drugs, urine testing, urine drug tests, urine alcohol tests, Pathology
Forensic Toxicologist & Nationally Board-Certified Trial Attorney Okorie Okorocha is highly sought-after as both an attorney and an expert witness.
Being dual-trained in Law & Toxicology is a deadly combination.
As one attorney surmised:
“Cross-examining Trial Attorney & Toxicologist Okorie Okorocha is like a knife fight in a phone booth & results in the cross-examiner taking an incredible beating! On the other hand, getting cross-examined by an attorney that know far more about the science than the witness is the witness’s worst nightmare.”
Highly sought-after Forensic Toxicologist & Trial Attorney retained as a Toxicology Expert Witness in high-profile cases nation-wide such as:
Estate of George Floyd vs. City of Minneapolis
Doe vs. Derrick Rose (former NBA MVP)
Hawaii vs. Villa (high-profile baby manslaughter case)
Michigan vs. Chidester
For exemplar's of Okorie Okorocha's testimony, go to https://www.youtube.com/playlist?list=PLFchrJ9bFOmKXSxY9KOAkoKNNB-G6HfO1
Okorie ...
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Jennifer Harmon, MPA, BS
DUI/DUI-drug Toxicologist and Crime Lab Director
Consultant
San Diego, California
Toxicology, Forensic Science
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Postmortem Toxicology, Traffic Safety Investigations, Quality Assurance, Antemortem Toxicology, Crime Laboratory Operations, Alcohol Analysis - Blood & Breath, Alcohol/Drug Impairment, Crime/Forensic Laboratory Best Practice, Forensic Drug Analysis, SFST/ARIDE/DRE, Accreditation, Forensic Drug Toxicology Analysis
Jennifer: A Leader in Forensic Science and Toxicology
Jennifer is a highly accomplished leader in forensic science, with over 17 years of crime lab management and leadership experience. She has served as both Crime Laboratory Director and Assistant Director in two of California's three most populous counties, each with populations exceeding 3.3 million.
Key Leadership Accomplishments:
Oversaw large-scale operations: As Director, Jennifer managed a staff of nearly 90 across nine forensic disciplines and multiple budgets totaling over $24 million.
Drove significant improvements: She successfully implemented a team quality assurance strategy, brought new automated DNA processes online, and established a full-service drug toxicology program where none existed.
Enhanced financial performance: Jennifer leveraged legislated fees to increase budget revenues and secured over $12 million in grant funding from proposed $16 million in San Diego and Orange Counties.
Streamlined operations: ...
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Dan L Field, MD, FACEP
Clinical Forensic Medicine Expert
MDexperts
Rancho Cordova, California
Forensic Science, Emergency Medicine
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Clinical Forensic Medicine, medical criminology, great bodily injury, case evaluation, case feasibility, injury, strangulation, domestic violence, child abuse, homicide, urgent care, medical chart, gunshot wounds, firearms, stab wound, cause of death, use of force, bruising, toxicology, records
Clinical Forensic Medicine Expert
Dr. Field is a board-certified emergency physician, a Fellow of the American College of Emergency Physicians, and holds a master’s degree in forensic science. With over 30 years of clinical experience, he is highly trained in managing medical emergencies, trauma, stab and gunshot wounds, strangulation, motor vehicle accidents, dog bites, fractures, police use of force, child abuse, and injury care. As a Reserve Deputy Sheriff, he served as the medical control officer for the Sacramento County Sheriff’s SED (SWAT) team for over 25 years. He possesses small arms training, previously held a federal firearms dealer license, and is a black belt in Karate. He is also an Expert Consultant and Reviewer for the California Medical Board.
Dr. Field has served as both a testifying and consulting expert in state and county superior courts, United States district courts, administrative law hearings, military courts-martial, and Title IX proceedings. He is exper...
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Mario F. San Bartolome, MD, MBA, MRO, FASAM
Addiction Medicine physician
Arete Health
Roseville, California
Addiction Medicine, Family Medicine
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Opioids, opiate, methamphetamine, overdose, alcohol, hallucinogens, cocaine, toxicology, sober living, drugs, illicit, drug rehabilitation, utilization management, drug policy, alcohol and drug treatment, drug intoxication, withdrawal, detoxification, drug testing appropriateness, pain
Dr. Mario San Bartolome is board-certified in Addiction Medicine and Family Medicine and has extensive clinical, administrative, regulatory, and forensic experience in the evaluation and treatment of substance use disorders, co-occurring psychiatric conditions, controlled-substance prescribing, detoxification, withdrawal management, toxicology, and addiction-related standards of care.
Dr. San Bartolome has served as a medical director across multiple levels of addiction treatment, including withdrawal management/detoxification, residential treatment, intensive outpatient care, outpatient addiction medicine, and managed care. His experience includes policy development, clinical protocol design, utilization management, peer review, quality oversight, direct patient care, and maintaining patient safety in drug and alcohol treatment programs. He has practiced and consulted in settings that include hospitals, psychiatric units, emergency departments, correctional environments, outpatien...
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Michael L Fischman, MD, MPH
Occupational & Environmental Toxicology--UCSF Prof
Michael L. Fischman M.D. APC
Lafayette, California
Toxicology, Occupational Medicine
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Mold, Carbon monoxide toxicity, benzene toxicity, cancer causation, occupational/environmental lung diseases, metals toxicity, indoor air quality/building associated illness, epidemiology, epidemiology (cancer), inhalation toxicity
Clinical Professor, Division of Occupational, Environmental, and Climate Medicine, University of California San Francisco
Consultant, Fischman Occupational & Environmental Medical Group
Diplomate, American Board of Preventive Medicine in Occupational Medicine
Diplomate, American Board of Internal Medicine
Medical-legal consultant and expert witness in Occupational & Environmental Medicine and Toxicology
Fellow, American College of Occupational and Environmental Medicine (ACOEM)
Member, Board of Directors, American College of Occupational & Environmental
Medicine (ACOEM), 2009 - 2015
Chair, ACOEM Council of Scientific Advisors, 2010-2022.
Co-author, "Chemical Hazards of the Workplace", Van Nostrand Reinhold, 1991, among others.
Co-author “Occupational Cancer ”, Current Occupational & Environmental Medicine, Ed.:
J La Dou and R Harrison. Fifth Edition, New York: McGraw- Hill Companies, Inc., 2014
Author, "Building Associated Illness, Current Occupational & Environmental Medicine, Ed....
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Michael Magallanes
Pharmacy & Medication Safety Expert Witness
Sacramento, California
Pharmacology- Clinical, Geriatric Psychiatry
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Forensics, Polypharmacy, Fall Risk Review, Toxicology, Drug Interaction Analysis, Medication Variance Analysis, Product Liability, Opioid Prescribing Standards, Pharmacy Negligence, Medication Error Analysis, Benzodiazepine Management, Chemotherapy Dosing, Adverse Drug Event Causation, Controlled Substance Prescribing, LTC
Clinical Pharmacist with 10+ years of experience across psychiatric, geriatric, oncology, ambulatory, and community pharmacy settings. Board-Certified Geriatric Pharmacist (BCGP) and Advanced Practice Pharmacist (APh) with demonstrated expertise in medication safety, polypharmacy evaluation, drug interactions, adverse drug event analysis, and high-risk medication management. SEAK-trained expert witness providing evidence-based analysis grounded in clinical standards, regulatory expectations, and professional best practices.
CLINICAL EXPERIENCE
Current position as Clinical Inpatient Pharmacist at Adventist Health (San Luis Obispo, CA) involves verifying and dispensing medication orders in compliance with Joint Commission and hospital regulatory standards, monitoring patient medication regimens for appropriate indication, dosing, route, interactions, and allergies, and collaborating with multidisciplinary teams on formulary compliance, procurement, and quality assurance.
Prior to thi...
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James M Sonner, MD
Pharmacology and Toxicology Expert Witness
Rancho Santa Margarita, California
Pharmacology, Toxicology
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pharmacovigilance, drug error, drug overdose, adverse drug reaction, neuropharmaceutical, sedation, perioperative injury, medication error, anesthesia, opioid overdose, forensic, drug interaction, surgery, complication, patient monitoring, pharmacokinetics, pharmacodynamics, drug safety, postmortem, pharmacogenetics
SUMMARY
Board-certified anesthesiologist and pharmacology expert with over 35 years of clinical and academic experience.
Former Professor (now Professor Emeritus) of Anesthesiology at the University of California, San Francisco (UCSF), with deep expertise in drug mechanisms, anesthetic pharmacology, and chemistry
Former anesthesiologist with UC San Francisco and with Cedars-Sinai in Los Angeles
Extensive NIH-funded research background. Almost 100 peer-reviewed publications, with drug development expertise.
Available for expert witness services in pharmacology and toxicology with strengths in drug mechanisms, drug safety, and drug interactions
EDUCATION
Doctor of Medicine, Harvard Medical School
Master of Arts in Biochemistry and Molecular Biology, Harvard Graduate School of Arts and Sciences
Bachelor of Science in Chemistry, Harvey Mudd College
CERTIFICATION & LICENSURE
California State Medical Board License No. G 67923
American Board of Anesthesiology No 22472
Drug Enforcement...
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Michael J Kosnett, MD, MPH, DFACMT
Medical Toxicology and Occupational/Environmental
California
Toxicology, Occupational Medicine
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Lead poisoning, cannabis, drug testing, alcohol, marijuana, environmental toxicology, occupational toxicology, arsenic poisoning, forensic toxicology, DUI, risk assessment, aviation toxicology, medical monitoring, risk communication, heavy metals, environmental health, public health, carbon monoxide, occupational cancer, fire toxicology
2016 Recipient of the American College of Medical Toxicology Matthew J. Ellenhorn Award [career achievement award in recognition
of “extraordinary contributions to the field of medical
toxicology”]
Diplomate, American Boards of Internal Medicine, Preventive Medicine (Occupational Medicine), and Medical Toxicology
Distinguished Fellow of the American College of Medical Toxicology (DFACMT)
Active Medical Licensure in Colorado and California
Professional activities have included:
• Past President, American College of Medical Toxicology
• Committee on Toxicology of the National Academy of Sciences
• NIOSH Board of Scientific Counselors
• CDC Advisory Committee on Childhood Lead Poisoning Prevention
• EPA Science Advisory Board panels (lead in air, water, dust)
• ATSDR expert panels (lead biomonitoring, hair analysis)
• WHO consultant and temporary advisor (arsenic in drinking water, chelation of heavy metals)
• Consultant to US Air Force Science Advisory Board (F-22)
• Consultant to the...
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Howard S Robin, MD
Causation expert: medical legal and criminal cases
LJ Pathology Consultants
La Jolla, California
Pathology, Forensic Pathology
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Motor Vehicular Accidents, Drug Overdose, Toxicology, Homicide, Opiates/opioids, DUI/DWI, Molecular Diagnostics, Immunology, Forensic Pathology, Autoimmune Diseases, Drugs of Abuse, Transfusion reactions, Laboratory medicine, Anatomic pathology, Clinical pathology, Immunopathology, Breast Cancer, Kidney, Liver, Blood Banking
48 years providing expert testimony in pathology cases. Extensive experience in deposition and courtroom testimony. Autopsy experience coroner's office. 37 years of experience directing clinical and anatomic pathology laboratories in hospital and outpatient settings. Special focus on blood banking, cancer diagnosis, toxicology, immunology, pharmacology, including drugs of use and drugs of abuse.
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Robert J Hoffman, MD, MS, FACEP, FACMT
Pediatric Emergency Medicine & Medical Toxicology
California
Pediatric Emergency Medicine, Toxicology
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Appendicitis, Diabetic ketoacidosis, Intracranial hemorrhage, Respiratory arrest, Testicular torsion, Cardiac arrest, Fracture, Meningitis, Seizure, Addiction, Child abuse, Head trauma, Overdose/Poisoning, Sepsis/Septic shock, Drug testing, Dehydration, Headache, Pneumonia, Shock, Sedation
I'm fellowship trained and board certified in Pediatric Emergency Medicine, Medical Toxicology, and Pediatrics, and also board certified in Addiction Medicine and Health Care Leadership, Administration, and Management. I have 25 years of experience providing and overseeing care in pediatric emergency departments and emergency departments including in major children's hospitals and Level 1 trauma centers, currently at the largest children's emergency department in the US.
I am the lead editor of the 2nd most widely used pediatric emergency medicine textbook in the USA, The 5 Minute Pediatric Emergency Medicine Consult, and I have over 300 publications in the areas of pediatric emergency medicine, medical toxicology, and emergency medicine. I am frequently invited to lecture nationally and internationally on topics of pediatric emergency medicine, medical toxicology, and emergency medicine.
My pediatric emergency medicine practice focuses on the management of critically ill and inj...
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Shaun D Carstairs, MD DFACMT FACEP
Experienced emergency physician and toxicologist
San Diego, California
Emergency Medicine, Toxicology
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toxicology, poisoning, overdose, drug abuse, drug withdrawal, alcohol, urine drug screen, marijuana, fentanyl, opioids, addiction, methamphetamine, medication errors, heart attack, stroke, trauma, myocardial infarction, pulmonary embolism, snake bites, sepsis
- Triple board-certified in emergency medicine, medical toxicology, and addiction medicine, actively practicing in all 3 specialties
- Distinguished Fellow of the American College of Medical Toxicology (DFACMT) and Fellow of the American College of Emergency Physicians (FACEP)
- Bachelor of Science (BS) with honor from the California Institute Of Technology
- Medical degree (MD) from the Uniformed Services University, the nation’s military medical school
- Retired US Navy Captain with over 25 years of active duty service
- Prior chief medical officer for the US Marine Corps’ 1st Marine Division
- Prior residency program director and core faculty for a large emergency medicine residency program
- Professor of Military & Emergency Medicine at the Uniformed Services University
- More than 50 peer-reviewed publications, textbook chapters, and national/international presentations in the fields of medical toxicology and emergency medicine
- Lecturer for the American College of Medical Tox...
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Othon J. Mena, M.D.
Forensic Pathologist - Medical Examiner
Thousand Oaks, California
Forensic Pathology, Forensic Medicine
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Forensic pathologist, medical examiner, coroner, board certified, pathology, forensic medicine, autopsy, postmortem exam, wrongful death, sudden death, manner of death, cause of death, toxicology, medical record review, death certification, death investigation, medicolegal, injury, injurie
Certified by American Board of Pathology in Forensic, Anatomic and Clinical Pathology,
California medical license,
Experienced in criminal and civil testimony,
Have performed more than 6,500 postmortem exams
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Amanda Jordan, MD, FACEP
Emergency Medicine Physician
California
Emergency Medicine
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trauma, assault, toxicology, stroke, MI, fracture, concussion, heart attack, pulmonary embolism, appendicitis, sepsis, pneumonia, motor vehicle collision, DKA, abdominal pain, medical necessity
I am a full-time clinical practitioner of emergency medicine, am board-certified by the American Board of Emergency Medicine, and am a fellow of the American College of Emergency Practitioners. I have been in practice for over 17 years and have extensive experience at multiple practice levels, including level 1 trauma centers, teaching facilities, critical access emergency rooms, and free-standing emergency rooms.
I am ACLS and PALS certified. I have actively taught and supervised medical students, residents, nurse practitioners, and physician assistants throughout my 17 years of clinical and teaching practice.
I graduated cum laude with a degree in Zoology from University of Texas, attended medical school at University of Texas Medical Branch and was a chief resident of the emergency medicine program at University of Texas Southwestern.
Teaching Experience
• Clinical Assistant Professor, Department of Emergency Medicine, University of Arizona College of Medicine – Phoenix
• Clinic...
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Mason D. Harrell, III, MD, MPH, FACOEM
San Diego, California
Occupational Medicine, Public Health
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Chemical Exposures, Heat Injuries, Asbestos, Dust, Mold, Air Quality, Heavy Metals, Radiation, Toxicology, Fitness for Duty, Return to Work, Malingering, Stress, Violence, PTSD, Personal Injury, Disability, Chronic Pain, Telemedicine, Primary Care
Harvard Instructor of Physicians, Harvard-trained (Residency & MPH), double board-certified, full-time practicing physician in Occupational and Environmental Medicine, Public Health, and General Preventive Medicine. Medical expert work with the Massachusetts Institute of Technology (MIT), the World Health Organization (WHO), American College of Occupational and Environmental Medicine (ACOEM), and MDGuidelines®. Published original research on Long Term and Short Term Disability in ACOEM’s Journal of Occupational and Environmental Medicine and chapter author of Psychological Factors and Workforce Health in ACOEM’s Occupational Health Guide. Published with the World Health Organization in the Journal of Infectious Disease on Ebola infections in health care workers.
His involvement in the coronavirus (COVID-19) response includes instructing medical, health, and safety professionals, creating policies and procedures, directing preventive medicine and public health, mitigating transmiss...
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Manijeh Berenji
Board-certified Occupational Medicine Physician
Oxnard, California
Occupational Medicine, Toxicology
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independent medical examination, workers compensation, disability, fitness for duty, chemicals, environmental exposures, risk assessment
Over 11 years of experience in Occupational and Environmental Medicine as well as Toxicology. Associate professor of Occupational and Environmental Medicine at UC Irvine School of Medicine and Program in Public Health. Certified medico-legal evaluator through the International Academy of Independent Medical Evaluators.
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Michael J Kosnett, MD, MPH, DFACMT
Medical Toxicology and Occupational/Environmental
Denver, Colorado
Toxicology, Occupational Medicine
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Lead poisoning, cannabis, drug testing, alcohol, marijuana, environmental toxicology, occupational toxicology, arsenic poisoning, forensic toxicology, DUI, risk assessment, aviation toxicology, medical monitoring, risk communication, heavy metals, environmental health, public health, carbon monoxide, occupational cancer, fire toxicology
2016 Recipient of the American College of Medical Toxicology Matthew J. Ellenhorn Award [career achievement award in recognition
of “extraordinary contributions to the field of medical
toxicology”]
Diplomate, American Boards of Internal Medicine, Preventive Medicine (Occupational Medicine), and Medical Toxicology
Distinguished Fellow of the American College of Medical Toxicology (DFACMT)
Active Medical Licensure in Colorado and California
Professional activities have included:
• Past President, American College of Medical Toxicology
• Committee on Toxicology of the National Academy of Sciences
• NIOSH Board of Scientific Counselors
• CDC Advisory Committee on Childhood Lead Poisoning Prevention
• EPA Science Advisory Board panels (lead in air, water, dust)
• ATSDR expert panels (lead biomonitoring, hair analysis)
• WHO consultant and temporary advisor (arsenic in drinking water, chelation of heavy metals)
• Consultant to US Air Force Science Advisory Board (F-22)
• Consultant to the...
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Lucas Hennings, M.D., FACEP, FAAEM
Emergency Medicine legal consultant/expert witness
Colorado Springs, Colorado
Emergency Medicine, Pediatric Emergency Medicine
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Hyperbaric medicine, pediatrics, aesthetic medicine, urgent care, trauma, toxicology, geriatrics, ob/gyn emergencies, substance abuse, paramedics, physician assistant supervision, nurse practitioner supervision, accidents, Motor vehicle collisions, rural medicine, farming medicine, industrial accidents, multispecialty, EMS, newborn
Hello:
I am writing to offer my services as an emergency medicine legal consultant and expert witness. I am a board-certified, residency-trained emergency physician with over 15 years of clinical experience in high-acuity, high-volume emergency departments (mainly level 1 trauma centers), where I routinely manage complex trauma and critically ill medical patients. My practice also includes freestanding emergency departments as well as rural and critical access hospitals, providing me with a broad perspective across diverse care settings.
I have extensive experience in legal consulting and expert witness work for both defense and plaintiff cases. I have comprehensive expertise in all phases of the legal process, including case review, expert report preparation, attorney collaboration, depositions, and trial testimonies. I am a member of the American Bar Association. My case experience spans traditional medical malpractice as well as complex and non-traditional matters, including ...
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Andrew Perugini, Pharm.D.
Clinical Pharmacist - Hartford Healthcare
Watertown, Connecticut
Pharmacist, Pharmacology- Clinical
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Clinical Pharmacist, Toxicology, Infectious Disease, Internal Medicine, Overdose, Opioid Overdose, Adverse Drug Events, Anticoagulation, Medication Error, Pharmacist Medical Malpractice, Drug Interaction, Pharmacokinetics, Emergency Medicine, Critical Care, Oncology, Intensive Care Unit, Alcohol
Dr. Perugini is a pharmacist with 14 years of experience. He initially started his career in retail pharmacy and eventually moved to the hospital setting as a clinical pharmacist. He is an adjust assistant professor at several pharmacy schools in his state. He has worked his way up to the position of Pharmacy Supervisor/Clinical Coordinator at his practice site. He is a member of several system-wide committees to help establish new protocols or therapies and to investigate medication error events and ways to reduce future errors. His knowledge is extensive, encompassing a wide range of areas, including infectious disease, emergency medicine, critical care, anticoagulation, neurology, oncology, cardiology, extravasation and more. As mentioned before, he serves as the clinical coordinator at his hospital, ensuring that any new clinical initiatives are properly executed at his practice site. This includes providing education and participating in committees to discuss ways to improve pa...
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Edward U Maduh, R.Ph., M.Sc., Ph.D.
Board licensed Clinical pharmacist & toxicologist
Washington, D.C., District Of Columbia
Toxicology, Pharmaceutical Research
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Neurotoxicology mechanisms, Neuropharmacology, Pharmacy errors, Pharmacist duty standards, Drugs of abuse, Neuroscience, Chain drug stores, Drug & chemical safety, Clinical Research, Toxic exposures, Molecular toxicity, Envinronment toxicants, Accidental/Intentional overdose, Acute & chronic effects, Industrial tox, Mechanisms
Dr. Edward U. Maduh is a well accomplished toxicologist, pharmacologist, educator, and clinical pharmacist with extensive expertise in research, drug development, and pharmaceutical care. A U.S. citizen based in Washington, D.C., and Silver Spring, Maryland, Dr. Maduh holds a Ph.D. in Toxicology and Pharmacology from Purdue University, with a thesis on the "Mechanisms of Cyanide Neurotoxicity," along with an M.S. in Pharmacy (Pharmacology) from Idaho State University and a B.S. in Pharmacy from the University of Wyoming. His academic background is complemented by specialized certifications in Neuroscience (Purdue University Neuroscience Program) and Regulatory Issues in Biotechnology University of Maryland Baltimore County (UMBC) Baltimore, Maryland.
Dr. Maduh's career spans more than four decades and is marked by significant contributions to understanding cyanide toxicity and antidote development. He has held major research positions, including Principal Investigator and Resident ...
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Robert L Copeland, MS, PhD
Washington, District Of Columbia
Pharmacology- Clinical, Pharmaceutical Research
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Forensic Pharmacology, Toxicology
I am an Associate Professor and Chair; as well as former Chair of the Medical IRB. As a forensic pharmacologist, my role is to analyze, assess, review, and support the attorney's position. I am recognized as an expert witness in pharmacology and toxicology for deposition and trial testimonies (Criminal, Civil and Military courts; both Plaintiff and Defense). My area of expertise includes a broad range of cases such as blood alcohol level (BAL), DUI, adverse drug reactions to medicines, overdose of medicines, drug interactions, and personal injury resulting from an exposure to medicines, effects from drug abuse or industrial chemicals, and induction of cancer by chemicals. I have provided written reports and in the case of a trial, I have testified to clearly explain the findings in the court. I view my role as a forensic pharmacologist involving helping the attorney in preparing a cross-examination of the expert on the opposite side.
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Alberto Augsten, Pharm.D., M.S.,BCPP, DABAT
Board Certified Toxicologist/Psychopharmacologist
Augsten Consulting, LLC
Hollywood, Florida
Toxicology, Pharmacology- Clinical
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Toxicology, Psychopharmacology, Pharmacy, Psychiatry, Addiction Medicine, DUI, Drugs of Abuse, Poisoning, Medication Errors, Overdose, Opioid Overdose, Forensic Toxicology, Drugs of Abuse Testing
Dr. Alberto Augsten, founder of Augsten Consulting, is a consultant and expert witness specializing in psychopharmacology and clinical toxicology. Offering professional, impactful, and strategic consulting services, Dr. Augsten caters to legal, healthcare, and clinical practice development. His expertise encompasses many areas, ensuring clients receive top-notch guidance and insights.
Dr. Augsten is the only Dual Board Certified Toxicologist and Psychopharmacologist in the Nation, and has been qualified as an expert in Toxicology in both Criminal and Civil cases.
Dr. Augsten thoroughly analyzes environmental substances, including metals, pesticides, toxic gases, solvents, particulates, carcinogens, industrial chemicals, allergens, and natural toxins. Our expertise ensures a comprehensive evaluation of potential exposures and their impact on health.
Dr. Augsten specializes in providing tailored consulting services to assist in the development and optimization of clinical practic...
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Alex LeBeau, PhD, MPH, CIH
Experienced Exposure and Dose Assessment Expert
Exposure Assessment Consulting, LLC
Orlando, Florida
Industrial Hygiene, Toxicology
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Indoor Air Quality, Exposure risk, Risk Assessment, Legionella, Legionnaires disease, PFAS, Environmental Science, Building science, Mold, Bacteria, Dose Assessment, Heavy Metal, Risk, Pesticide, PCB, Food, Waterborne Pathogens, Product Safety, OSHA, Antimicrobial
Problem solving Certified Industrial Hygienist (CIH) with over 16 years of experience evaluating environmental and occupational exposures to chemicals and biological agents (e.g., bacteria) from the industrial hygiene and toxicology perspective. History of performing human health risk assessments at contaminated sites using U.S. EPA and state regulatory guidelines and monitoring remediation activities at those sites enabling me to analyze risk and determine if any workers or residents would be impacted by residual contamination and/or remediation activities. I perform indoor environmental quality assessments to evaluate exposure impacts on building occupants - including Legionella and water quality assessments - at healthcare, residential, commercial, and industrial facilities as part of the comprehensive overall building science aspect of indoor environmental quality. Experience co-authoring industry guidance on COVID-19 and presented on COVID-19 at a number of conferences as an...
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Amanda Jordan, MD, FACEP
Emergency Medicine Physician
Florida
Emergency Medicine
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trauma, assault, toxicology, stroke, MI, fracture, concussion, heart attack, pulmonary embolism, appendicitis, sepsis, pneumonia, motor vehicle collision, DKA, abdominal pain, medical necessity
I am a full-time clinical practitioner of emergency medicine, am board-certified by the American Board of Emergency Medicine, and am a fellow of the American College of Emergency Practitioners. I have been in practice for over 17 years and have extensive experience at multiple practice levels, including level 1 trauma centers, teaching facilities, critical access emergency rooms, and free-standing emergency rooms.
I am ACLS and PALS certified. I have actively taught and supervised medical students, residents, nurse practitioners, and physician assistants throughout my 17 years of clinical and teaching practice.
I graduated cum laude with a degree in Zoology from University of Texas, attended medical school at University of Texas Medical Branch and was a chief resident of the emergency medicine program at University of Texas Southwestern.
Teaching Experience
• Clinical Assistant Professor, Department of Emergency Medicine, University of Arizona College of Medicine – Phoenix
• Clinic...
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Stanley C Haimes, MD, MPH, CIH, CSP, CIME, FACOEM
Physician and Certified Industrial Hygienist
Center for Occupational and Environmental Health
Orlando, Florida
Occupational Medicine, Industrial Hygiene
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Toxicology, Mold, Indoor Air, OSHA, metals, chromium, lead, mercury, ethylene oxide, ethylene dibromide, chemical exposure, CIH, Workers Compensation, Firefighter, arsenic, Police Officer, Deputy Sheriff, Disability Evaluation, toxic tort, CDL
I bring the medical background of being both a board certified occupational medicine physician as well as being a Certified Industrial Hygienist to your issue. I have experience in large chemical exposure (toxic tort) cases involving multiple claimants as well as indoor air quality litigation. I have evaluated indoor air quality issues from the perspectives of both an occupational medicine physician regarding symptoms and medical testing, as well as a Certified Industrial Hygienist regarding air quality sampling of occupied structures.
My attributes include the following: Assistant Professor at the College of Medicine of the University of Central Florida. Board Certified Physician in Occupational Medicine, Residency Trained at Johns Hopkins, and a Fellow of the American College of Occupational and Environmental Medicine (FACOEM) and the International Academy of Independent Medical Examiners (FIAIME). Certified Industrial Hygienist (CIH) and Certified Safety Professional (CSP)....
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Cheska Richards, PhD, NRCC
Forensic Toxicologist w federal court experience
SAINT PETERSBURG, Florida
Toxicology, Laboratories & Testing
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drug testing, opiate, hearing, exposure, dermal, false positives, fentanyl, methamphetamine, inhalation, touch exposure, toxicology, Delta 8, cocaine, environmental exposure, low level, residual, Marijuana, passive, metabolism, elimination
I am a PhD-level forensic and clinical toxicologist with over a decade of experience advising organizations, attorneys, and courts on complex toxicological, pharmacological, and regulatory matters. I served as the toxicologist for the federal courts drug testing contract for 3 years. In that role I testified at federal revocation hearings over 20 times concerning drug testing and wrote hundreds of formal letters of data interpretation for the courts. I also corresponded with attorneys and probation when the drug testing outcome may have been due to exposure or medication or diet. I have a National Registry of Certified Chemists board certification as a Toxicological Chemist, a MS and a PhD, and many years of experience directly operating laboratories.
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Dr. David H. Schaffer, MD, MRO
Toxicology Director, Experienced Witness, Dual BC
Florida
Toxicology, Emergency Medicine
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Drug Testing, Toxicology, Overdose, Drug Levels, Chemical Exposure, Alcohol, Fentanyl, Carbon Monoxide, Poisoning, Opioids, Med Mal, Medical Toxicology, Marijuana, Impairment, Methamphetamine, Opiates, Child Custody, Drugs, Toxic Tort, Hair Testing
Dr. David H. Schaffer, MD, MRO is dual-boarded in both Medical Toxicology and Emergency Medicine, serving as the Director of Medical Toxicology at the University of South Carolina School of Medicine in Greenville, SC and Prisma Health–Upstate hospitals. He is also a certified Medical Review Officer (MRO, MROCC). Dr. Schaffer has published extensively in the fields of Medical Toxicology and Emergency Medicine. Outside of clinical practice and the occasional courtroom appearance, Dr. Schaffer has also consulted for major organizations—including SpaceX, Butterfly Network, and governmental entities—on a variety of clinical matters.
Dr. Schaffer earned his medical degree from the University of North Carolina School of Medicine, completed his residency at Harvard, where he served as a Clinical Fellow at Harvard Medical School, and subsequently trained in Medical Toxicology at the University of Virginia. He is a practicing physician with extensive publications and speaking records, is reg...
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Robert J Hoffman, MD, MS, FACEP, FACMT
Pediatric Emergency Medicine & Medical Toxicology
Florida
Pediatric Emergency Medicine, Toxicology
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Appendicitis, Diabetic ketoacidosis, Intracranial hemorrhage, Respiratory arrest, Testicular torsion, Cardiac arrest, Fracture, Meningitis, Seizure, Addiction, Child abuse, Head trauma, Overdose/Poisoning, Sepsis/Septic shock, Drug testing, Dehydration, Headache, Pneumonia, Shock, Sedation
I'm fellowship trained and board certified in Pediatric Emergency Medicine, Medical Toxicology, and Pediatrics, and also board certified in Addiction Medicine and Health Care Leadership, Administration, and Management. I have 25 years of experience providing and overseeing care in pediatric emergency departments and emergency departments including in major children's hospitals and Level 1 trauma centers, currently at the largest children's emergency department in the US.
I am the lead editor of the 2nd most widely used pediatric emergency medicine textbook in the USA, The 5 Minute Pediatric Emergency Medicine Consult, and I have over 300 publications in the areas of pediatric emergency medicine, medical toxicology, and emergency medicine. I am frequently invited to lecture nationally and internationally on topics of pediatric emergency medicine, medical toxicology, and emergency medicine.
My pediatric emergency medicine practice focuses on the management of critically ill and inj...
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Tate Yeatman
Forensic Toxicology Expert- DUI/DFSA
Tate Yeatman Forensic Consulting, Inc
LOXAHATCHEE, Florida
Toxicology, Forensic Science
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Toxicology, DUI, DFSA, Seized Drug Analysis, Drug, Alcohol, Civil, Criminal
With over 29 years of education, training and experience working in state and local crime laboratories in various capacities including forensic toxicologist, forensic drug chemist, and laboratory director, I understand the complexities of forensic toxicology and forensic drug chemistry. I can provide you with a comprehensive review of your criminal or civil case from sample collection to interpretation of results and, through years of experience as an expert witness in criminal and civil courts, I have developed the skills to effectively communicate my expert opinion in court.
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Sylvie Stacy, MD, MPH
Addiction, drug abuse, and jail/prison medicine
Tavares, Florida
Addiction Medicine, Correctional Healthcare
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Substance use, Cocaine, Buprenorphine, Detox, Suboxone, Withdrawal, Fentanyl, Intoxication, Overdose, Cannabis, Methadone, Opioid, Addiction, Drug rehab, Toxicology, Methamphetamine, NCCHC, In-custody death, Jail, Prison
Sylvie Stacy, MD, MPH brings over 14 years of experience as a physician, including both direct patient care and administrative oversight focused on treating the incarcerated population and patients with addictions. She is board certified in Addiction Medicine and in Preventive Medicine & Public Health, both through the American Board of Preventive Medicine. She is licensed to practice medicine in 41 US states.
With over 10 years in correctional medicine, she has served as a corporate-level medical director for two leading providers of correctional healthcare services, offering comprehensive care within prison and jail settings. Beyond correctional settings, she has provided addiction medicine services in various community treatment settings, including SAMHSA-certified opioid treatment programs (OTPs, aka “methadone clinics”), office-based opioid treatment centers, residential treatment facilities, inpatient detox centers, intensive outpatient treatment programs, and via telemedicin...
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Aaron L Hilliard, PhD
Forensic Toxicologist Johns Hopkins Trained
Health Matters EMPT
Jacksonville, Florida
Pharmacology- Clinical, Toxicology
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DUI, Medication Adverse Effects, Overdose, Personal Injury, Medical Malpractice, Toxic Exposure, Medication Errors, Adverse Drug Reactions, Lead, Mold, Pesticides, Wrongful Death, Retrograde Extrapolation, Alcohol, Drugs of Abuse, Environmental Exposure, Postmortem Toxicology, Forensic Toxicology, Litigation Support, Public Health
Dr. Aaron Hilliard obtained his Doctor of Philosophy degree in Pharmacology/Toxicology from Meharry Medical College. After completing his Ph.D., he continued his research in Pharmacology and Forensic Toxicology at the Johns Hopkins School of Public Health, Division of Toxicological Sciences. Dr. Hilliard has served at the Florida Department of Health and held faculty appointments at the University of Florida. He is currently a tenured Associate Professor at Florida A&M University in the College of Pharmacy. He has authored several peer-reviewed publications related to pharmacology, toxicology, and the environmental impact of chemicals. Dr. Hilliard also brings 25 years of experience providing deposition and trial testimony in Pharmacology and Forensic Toxicology for both Plaintiff and Defense in Federal, State, Criminal, and Civil cases.
Dr. Hilliard is a highly qualified expert in toxicology and pharmacology, offering a deep scientific foundation and over 25 years of applied exper...
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Susan M Skolly-Danziger, PharmD, MS, CPh, DABAT
Psychiatric Affiliates, PA
Maitland, Florida
Toxicology, Pharmacist
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DUI Alcohol or Drug impairment, Drugs of Abuse Testing, Effects of Drugs on Behavior, Illicit Drug Synthesis, Drug Interactions, Poisoning, Medication Errors, Overdose, Opioid Overdose, Hospital: Medication Errors, Adverse Effects of Drugs, Forensic Toxicology, CNS Therapeutics, Clinical pharmacology, Antidepressant treatment
· Dr. Skolly-Danziger is a Florida Consultant Pharmacist. A consultant pharmacist is a medication therapy management expert, who advises on the use of medications for patients in a variety of settings such as nursing homes, hospitals and outpatient clinics.
· Dr. Skolly-Danziger is an expert in the field of Pharmacy, Pharmacology and Toxicology. She has been qualified by Circuit and Federal Judges in Arkansas, Florida, Illinois, Ohio and Oklahoma to provide opinions to the Court and juries from misdemeanor to death penalty cases in the areas of Pharmacy, Pharmacology, and Toxicology. She has been qualified as an expert in toxicology in both Criminal and Civil matters.
· Dr. Skolly-Danziger has been qualified as an expert in Toxicology in both Criminal and Civil cases involving opioid-related deaths.
· Dr. Skolly currently provides standard of care reviews concerning matters in both retail and hospital pharmacy practice on behalf of the Florida Department of Health.
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Stuart D Bagley, MS, CIH, CSP
CIH & CSP – Industrial Hygiene & Safety Expert
IAQ-EMF Consulting Inc.
Boynton Beach, Florida
Industrial Hygiene, Safety
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Certified Industrial Hygienist, CIH Expert, CSP Safety Expert, IAQ Testing, Mold Testing, EMF Testing, EMI Surveys, OSHA Compliance, Noise Surveys, Safety Audits, Toxicology, Safety Audits, Toxicology, Chem Exposure, Site Safety, EHS Consulting, EMI Testing, Cell Tower EMF, Workplace Safety, Indoor Air Quality
➡️Stuart D. Bagley, MS, CIH, CSP is a Certified Industrial Hygienist (ABIH Certificate #3534) and Certified Safety Professional (BCSP #11829) with over 30 years of experience in occupational health, environmental safety, and industrial hygiene. He is President of IAQ-EMF Consulting Inc., providing expert witness services, exposure assessments, and consulting nationwide.
➡️Mr. Bagley previously served as a Federal OSHA Compliance Officer and later managed EHS programs for Fortune 500 companies including General Electric and General Dynamics. His consulting practice specializes in indoor air quality investigations, mold inspections, electromagnetic field (EMF/EMI) testing, chemical exposure analysis, noise surveys, and OSHA compliance audits.
➡️He has conducted more than 1,000 EMF and indoor air quality investigations across the U.S. and Canada for law firms, insurers, corporations, hospitals, schools, and government clients. He has testified in both plaintiff and defense cases invo...
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Ernest P Chiodo, MD, JD, MPH, MS, MBA, CIH
South Florida Mold & Toxicology Center
West Palm Beach, Florida
Toxicology, Mold
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Mold, Drug Toxicology, Alcohol Toxicology, Lead, Chinese Drywall, Hydrogen Sulfide, Industrial Hygiene, Benzene, Mercury, Formaldehyde, Sick Building Syndrome, Fracking, Nanoparticles, Nanotechnology
He has served as the Medical Director and Manager of Medical and Public Health Services for the City of Detroit and was the chief physician responsible for measures designed to protect the public health of over one million persons living or working in the City of Detroit. Dr. Chiodo served as an assistant professor of internal medicine, family medicine, and public health at Wayne State University School of Medicine. He also served as an adjunct professor of industrial hygiene and toxicology at Wayne State University as well as an adjunct professor of law at John Marshall Law School and Loyola University Law School in Chicago where he taught toxic tort law. He is board certified in the medical specialties of internal medicine, occupational and environmental medicine, and public health and general preventive medicine. He is also certified in the public health discipline of industrial hygiene as a Certified Industrial Hygienist (C.I.H.). He is also a certified medical review officer w...
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Alexandra Funk, PharmD, DABAT, FAACT
Funk Rothstein Toxicology Consulting
Tampa, Florida
Toxicology, Pharmacology- Clinical
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Postmortem toxicology, overdose, poisoning, drugs of abuse, opioids, street drugs, prescription medications, over-the-counter medications, medication errors, ethanol, alcohol, DUI, marijuana, breastmilk drug transfer
Dr. Alexandra Funk is a board certified clinical toxicologist and licensed pharmacist with experience in toxicology, poison center management, pharmacology, emergency medicine, and hospital pharmacy practice. Dr. Funk regularly consults on toxicology cases in the state of Florida involving drugs of abuse, prescription medications, and over-the-counter medications in persons of all ages. Dr. Funk provides educational opportunities for both healthcare professionals and the lay public.
Dr. Funk is actively involved as a member and in leadership roles within the organizations of American Academy of Clinical Toxicology, America's Poison Centers, and American Board of Applied Toxicology.
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Barry Gustin, MD, MPH
Experienced Toxicology & Emergency Medicine Expert
Miami, Florida
Emergency Medicine, Toxicology
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Emergency Medical Toxicology, Water Poisoning, Medical Toxicology, Public Health, Trauma, Forensic Toxicology, Diet and Disease, Urgent Care, Occupational Toxicology, Food Poisoning, Environmental Toxicology, Substance Abuse Toxicology
Dr. Gustin has had extensive education, training, and experience as a medical case reviewer and expert witness. He has personally evaluated and analyzed thousands of civil and criminal medical cases for both plaintiff and defendant, and is highly recommended by defense and plaintiff attorneys in civil and criminal actions. Dr. Gustin graduated from the University of Vermont magna cum laude, obtained a Master's degree in Nutrition, Biochemistry, and Metabolism from Goddard College, went to medical school at George Washington University in Washington DC where he distinguished himself as the President of the American Medical Student Association's section on Nutrition, Health Maintenance, and Disease Prevention. He also won the prestigious Joseph Goldberger Scholarship in Cardiology to the National Institutes of Health. After graduation, Dr. Gustin completed his Internship at the University of California, San Francisco (Alameda County Medical Center), and his residency training in Emerg...
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Aaron L Hilliard, PhD
Forensic Toxicologist Johns Hopkins Trained
Health Matters EMPT
Georgia
Pharmacology- Clinical, Toxicology
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DUI, Medication Adverse Effects, Overdose, Personal Injury, Medical Malpractice, Toxic Exposure, Medication Errors, Adverse Drug Reactions, Lead, Mold, Pesticides, Wrongful Death, Retrograde Extrapolation, Alcohol, Drugs of Abuse, Environmental Exposure, Postmortem Toxicology, Forensic Toxicology, Litigation Support, Public Health
Dr. Aaron Hilliard obtained his Doctor of Philosophy degree in Pharmacology/Toxicology from Meharry Medical College. After completing his Ph.D., he continued his research in Pharmacology and Forensic Toxicology at the Johns Hopkins School of Public Health, Division of Toxicological Sciences. Dr. Hilliard has served at the Florida Department of Health and held faculty appointments at the University of Florida. He is currently a tenured Associate Professor at Florida A&M University in the College of Pharmacy. He has authored several peer-reviewed publications related to pharmacology, toxicology, and the environmental impact of chemicals. Dr. Hilliard also brings 25 years of experience providing deposition and trial testimony in Pharmacology and Forensic Toxicology for both Plaintiff and Defense in Federal, State, Criminal, and Civil cases.
Dr. Hilliard is a highly qualified expert in toxicology and pharmacology, offering a deep scientific foundation and over 25 years of applied exper...
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Patrick Filkins, PharmD, BCPS, DABAT
Clinical Toxicology & Pharmacology Expert Witness
Filkins Toxicology Consulting LLC
Atlanta, Georgia
Toxicology, Pharmacology- Clinical
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Emergency Medicine, Pharmacokinetics, Alcohol Intoxication, Drugs of Abuse, Opioids, Fentanyl, Envenomation, Poisoning, Overdose, DUI, Kratom, Mushrooms, Hospital Pharmacy, Antidotes, Heavy Metals, Pesticides, Urine Drug Screen, Drug Testing, Blood Testing, Withdrawal
Patrick Filkins, PharmD, BCPS, DABAT obtained a BS in Biochemistry at SUNY Old Westbury and a Doctorate of Pharmacy at the University of Saint Joseph School of Pharmacy and Physician Assistant studies. Following pharmacy school he completed residency at Grady Memorial Health System in Atlanta, Georgia and subsequently a clinical toxicology fellowship at the Georgia Poison Center. He is currently board-certified in toxicology (DABAT) and pharmacotherapy (BCPS). He is a practicing clinical toxicologist at the Georgia Poison Center, emergency medicine clinical pharmacist at Grady Memorial Health System, and an adjunct instructor of emergency medicine at Emory University School of Medicine, Department of Emergency Medicine. He also serves on the board of directors for the American Board of Applied Toxicology (ABAT). He has multiple publications in the field of toxicology. His research interests include toxic alcohols, acetaminophen toxicity, snake envenomation, and the management of opi...
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Matthew Myers, MS, MPA
Toxicology: Alcohol, Drugs, Crashes, Dram Shop etc
7 Arrow Forensics
Peachtree City, Georgia
Toxicology, Dram Shop & Alcohol Services
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Drug Impairment, Alcohol Intoxication, Retrograde Extrapolation, Widmark Equation, Alcohol Calculations, Sobriety Testing, DUI Accident, DWI Crash, Drug Recognition Expert, Forensic Toxicology, Marijuana Impairment, Cannabis THC, Drug Facilitated Crime, Server Training, Dram Shop, Serum Alcohol, Hospital BAC, SFST, Human Performance
Matthew Myers, MS, MPA, is a nationally recognized expert witness and consultant in drug- and alcohol-related human performance impairment. With over 20 years of investigative experience and advanced clinical toxicology education, Matt brings a unique interdisciplinary perspective to civil litigation, combining scientific expertise and practical experience.
Areas of Expertise
Matt’s consulting practice focuses on civil matters, including impaired driving crashes, dram shop liability, alcohol service, workplace impairment, and other related areas. His services include case review, toxicology interpretation, behavioral analysis, alcohol calculations, procedure evaluation, and assessment of evidentiary sufficiency against accepted standards. His background in pharmacology and toxicology, along with practical experience evaluating impaired individuals, allows him to explain both the mechanisms of drug and alcohol effects and describe their real-world impact from personal observations....
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Jonathan D de Olano, MD, MAT
Medical Toxicologist & Emerg Med
Atlanta, Georgia
Emergency Medical Toxicology, Toxicology
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Intoxication, Drug reaction, Adverse drug event, Addiction, Drug abuse, Alcohol, Mold, DUI, Emergency medicine, EKG reading, Sepsis, Cardiac arrest, Opioids heroin fentanyl, Environmental toxins, Chemical exposure, Hyperthermia, Medication error, Pharmacology, Drug testing interpretation
Dr. Jonathan de Olano, MD, MAT, is an assistant professor of emergency medicine and medical toxicology at Emory University School of Medicine in Atlanta, GA. His current clinical roles include serving as an emergency medicine attending physician at Grady Hospital and the VA Hospital in Atlanta, as well as a medical toxicologist at the Georgia Poison Center. He is dual board-certified by the American Board of Emergency Medicine (ABEM) in both emergency medicine and medical toxicology. With extensive clinical experience, academic contributions, and dual board certifications, he is well-positioned to provide expert consultation and testimony in legal cases requiring specialized medical knowledge.
Dr. de Olano obtained his Bachelor of Arts at Georgetown University, followed by a Master of Arts in Teaching at American University in Washington, DC. He earned his Doctor of Medicine degree from Emory University School of Medicine and subsequently completed his residency in emergency medici...
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Brett C Ferguson, MD
Forensic Pathologist & Pediatrician
Ferguson Medical-Legal Consulting, LLC
Kamuela, Hawaii
Forensic Pathology, Pediatrics
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Pediatric Death, Child Abuse, Non-Accidental Trauma, Abusive Head Trauma, Shaken Baby Syndrome, SIDS, Neonatal, Cause of Death, Manner of Death, Autopsy Review, Wrongful Death, Homicide, Wound Interpretation, Toxicology, Malpractice, Death Investigation, Elder Abuse, Drowning, Strangulation, Suffering
Board-certified forensic pathologist and board-certified pediatrician offering dual expertise in autopsy pathology and pediatric clinical medicine. This combination is held by very few physicians in the United States. Dual certification enables expert opinions on both cause and manner of death and pediatric standards of care within a single engagement, eliminating the need for separate experts in cases involving pediatric, neonatal, and infant deaths. Experience includes medicolegal autopsies across the full spectrum of manner of death, service as an elected parish coroner in Louisiana, and over a decade of clinical pediatric practice encompassing primary care, hospital medicine, and emergency medicine. Academic appointments at three medical schools. Currently serving as the forensic pathologist for Hawaii County. Available to both plaintiff and defense.
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Arthur V. Prancan, PhD
Minooka, Illinois
Pharmacology, Toxicology
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Alcohol, drugs of abuse, drug adverse events, medication errors, academic integrity
Rush Medical College, Chicago, 1973-2009.
Instructor, Assistant Professor, Associate Professor.
Acting Chairman, Associate Chairman in Pharmacology, 1995-2005; Assistant Dean, The Graduate College, 2004-2009; Founding Director, Pharmacology PhD Program, 1977-1997; Founding Director Biotechnology MS, 2005-2009. Course Director: Medical Pharmacology, Advanced Topics in Pharmacology, Experimental Models in Research, Advanced Nursing Pharmacology, Introduction to Physiology and Pharmacology, Advanced Pharmacokinetics, Toxicology. Committees: Institutional Review Board (IRB), Senior Faculty Appointments and Promotions, Research, Educational Appraisal, Student Evaluation and Promotions, Investigation/Authorship Guidelines, Development of Faculty as Teachers, Curriculum Committee, Admissions Committee. Research: Prostaglandins, Alcohol, Acetaldehyde, Endotoxin Shock, Platelets, Thromboxane, Platelet Activating Factor.
Touro College of Osteopathic Medicine, New York, 2008-present.
...
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Gourang P. Patel, Pharm.D
Critical Care Education
Chicago, Illinois
Pharmacology- Clinical, Pharmacist
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Medication, Error, Toxicology, Adverse Drug, Pharmacology, Clinical Trials, Pharmacy, Critical Care, Intensive Care Unit, Prescription, Prevention, Operating Room Medication Safety
Specialization of pharmacology and toxicology of medications utilized both in the hospital and retail pharmacy settings. Detailed analysis of medication errors, adverse drug reactions, and providing strategies for prevention. Particular focus on practice of pharmacy, medication side effects, and medication safety.
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Walter Liszewski, MD
Dermatologist and allergist - Northwestern Faculty
Associate Professor
Chicago, Illinois
Dermatology, Occupational Medicine
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Contact dermatitis, Allergy, Eczema, Acne, Rosacea, Melanoma, Alopecia, Hair loss, Skin cancer, Disability, Toxicology, Occupational health, Occupational injuries, Tattoo, Isotretinoin, Allergic contact dermatitis, Hair dye, Makeup, Shampoo, Metal allergy
I am an Associate Professor of Dermatology and Cancer Epidemiology at Northwestern University, with over six years of experience as a general dermatologist and specialist in patch testing.
My clinical work centers on diagnosing allergic reactions to personal care products and occupational exposures. These include sensitivities to substances such as hair dye, cosmetics, shampoos, gloves, medications, jewelry, metal implants, tattoos, medical devices, and industrial chemicals. I frequently consult on cases involving occupational medicine and disability related to chemical allergies and toxicity. In addition to my focus on allergies, I also treat a wide range of dermatologic conditions including skin cancer, melanoma, hair loss, acne, rosacea, warts, hidradenitis suppurativa, psoriasis, and eczema.
I currently serve on the Board of Directors for both the American Contact Dermatitis Society and the European Society of Tattoo and Pigment Research. I have acted as a site Principal Inves...
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Leon M Gussow, MD
Chicago, Illinois
Toxicology, Emergency Medical Toxicology
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Alcohol, Poisoning, opiates, opioids, Marijuana, Overdose, Cannabinoids, cannabis, intoxication, Drug Screening, Dram Shop, Drug Testing, Carbon Monoxide
Over 20 years experience providing consultation and expert witness testimony in cases involving topics including alcohol, marijuana, carbon monoxide, adverse drug effects, drug tests, and urine drug screens. Extensive teaching experience with the Toxikon Consortium Medical Toxicology Fellowship Program in Chicago.
Fellow, American College of Medical Toxicology; Board Certified in Emergency Medicine and Internal Medicine; Medical Consultant, Illinois Poison Control Center; Peer Reviewer, Clinical Toxicology; Peer Reviewer, Journal of Medical Toxicology; Peer Review, Emergency Medicine Journal; Peer Reviewer, Cleveland Clinic Journal of Medicine.
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Kirk A Roberts
Cynergy Wellness
Overland Park, Kansas
Toxicology, Substance Abuse
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Drug testing
I am a Board certified Emergency Medicine physician that practiced in the specialty from 1991 to 2019. I became a Medical Review Officer in 2018 - I review Federal and non-Federal drug tests - urine, oral fluid, blood, nail, and hair tests. I have been the lead Medical Review Officer in our practice since 2021.
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James P Adams, PharmD, DABAT
Toxicology Expert Witness | Drugs, Alcohol, Poison
Adams Toxicology Consulting & Expert Witness, LLC
Louisville, Kentucky
Toxicology, Pharmacology
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Drugs of abuse, Alcohol intoxication, Pharmacokinetics, DUI, Kratom, Pharmacokinetics, Impaired driving, Blood alcohol interpretation, Drug impairment, Postmortem toxicology, Adverse drug event, Opioids, Fentanyl, Polypharmacy, Pharmcodynamics, Toxicology causation, Heavy metals, Urine drug screen, Blood testing, Withdrawal
James P. Adams, PharmD, DABAT is a board-certified clinical toxicologist and licensed pharmacist providing independent toxicology consulting and expert witness services for legal matters nationwide. His practice focuses on the interpretation of toxicology data, impairment analysis, and causation assessment in cases involving drugs, alcohol, and toxic exposures.
Dr. Adams holds a Doctor of Pharmacy degree and is a Diplomate of the American Board of Applied Toxicology (DABAT). He has extensive experience reviewing medical records, laboratory results, timelines, and investigative materials in both criminal and civil litigation. His work includes evaluation of postmortem and antemortem toxicology findings, pharmacokinetic and pharmacodynamic principles, and the clinical significance of drug concentrations and interactions.
In addition to consulting, Dr. Adams practices as a clinical toxicologist and serves as adjunct faculty, contributing to the education and training of healthcare pr...
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Robert B Swotinsky, MD, MPH
Drug and alcohol testing and impairment.
Sudbury, Massachusetts
Occupational Medicine, Toxicology
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Drug testing, drug test, drug screening, drug screen, alcohol testing, alcohol test, toxicology, medical review officer, MRO, impairment, disability, DOT physicals, DOT exams, occupational medicine, occupational health, truck driver, dram shop, alcohol, workers compensation
Expert in drug and alcohol testing and impairment, fitness-for-duty, and occupational medicine. Extensive experience in cases involving drug and alcohol testing in the workplace and in other settings; dram shop cases; fitness of police and firefighters, commercial drivers, and other workers; and disability discrimination. Clear, detailed, well-organized, well-referenced, and timely reports. Qualifications include: board certified in occupational medicine. Certified medical review officer (MRO), FMCSA (NRCME) Medical Examiner and trainer, and (former) FAA Medical Examiner. Fellow of American College of Occupational and Environmental Medicine (ACOEM) and awarded the 2018 ACOEM Achievement in Occupational Medicine Award. Assistant Professor, U Mass Medical School. Former residency director for occupational medicine training program. Written books and written/given numerous educational programs to physician and other groups about drug and alcohol testing, and about DOT physicals (...
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Stefanos N. Kales, MD, MPH, FACP, FACOEM
Occ Med, Toxicology, Mold, Transport Accidents
Cambridge Occupational Medicine
Newton, Massachusetts
Occupational Medicine, Toxicology
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Truck & Transport Accidents, Aerotoxicity (Aerotoxic Syndrome), Covid-19, Firefighters, Police, Cardiovascular, Sleep Disorders, Sleep Apnea, Sleep medicine, Chemical Sensitivities, Environmental Intolerances, Mold, Latex Allergy, Record Review, Causation Analyses, Heavy Metals, Toxicology
Dr. Kales is a Professor of Medicine at Harvard Medical School. He is Professor & Director of the Occupational Medicine Residency at the Harvard TH Chan School of Public Health (HSPH) and has produced over 250 publications. He is the Chief of Occupational Medicine at Cambridge Health Alliance. Dr. Kales has conducted numerous IMEs, chart reviews and has served as an expert for various Governmental Agencies, Insurance Companies, Corporations and Attorneys. He is Board-certified in both Occupational Medicine and was previously trained and certified in Internal Medicine. Dr. Kales' reports are timely, objective and yield scientific, objective, consistent, convincing opinions. He also has significant experience with deposition and trial testimony.
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Daniel L Overbeek, MD
Toxicology / Addiction / Emergency Harvard Trained
J.S. Held
Grand Rapids, Michigan
Emergency Medical Toxicology, Toxicology
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Kratom, Dram Shop & Alcohol Services, Drug Testing, Alcohol, Intoxication, Vaping, Overdose, Drugs, Methanol, Emergency Medicine, Urine Drug Screen, Fentanyl, Dram Shop, Toxic Tort, Marijuana, Mitragynine, Addiction, Ethanol, Substance Abuse, Addiction Medicine
"Good to hear from you! You were honestly one of my favorite experts to work with - not just on that case, but thus far in my career. " - Partner at National Law Firm
Dr. Daniel Overbeek is Board Certified in Emergency Medicine, Medical Toxicology and Addiction Medicine. Dr. Overbeek was trained at the Harvard Medical Toxicology Fellowship after completing the University of Michigan Emergency Medicine residency in Ann Arbor, MI. He is also published on a variety of medical toxicology topics, including drug testing, alcohol and methanol, kratom / mitragynine, cannabis, vaping and electronic cigarettes.
At J.S. Held, Dr. Overbeek provides medical toxicology and human health risk consulting services to attorneys, corporations, and public entities. His work includes medical record review, exposure and dose reconstruction, adverse event analysis, regulatory and safety evaluation, expert report preparation, deposition support, and trial testimony in high stakes matters.
Dr. Overbeek ...
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Aimee Nefcy, MD
Canton, Michigan
Toxicology
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Clinical toxicology, forensic toxicology, medication and drug overdose and adverse reactions and medication interactions, toxidromes, lab interpretation, heavy metal poisoning, occupational exposures, radiation poisoning, envenomations, spider bites, carbon monoxide poisoning, acute lung injury
Board certified in Medical Toxicology in Detroit with years of experience diagnosing and treating poisoned patients in emergency, intensive care, inpatient and outpatient settings. Extensive experience with forensic toxicology, interpretation of laboratory results, and analysis of post-mortem charts with reporting to the National Poison Data System. Experience with inhaled toxins, acute lung injury, drug overdose, withdrawal syndromes of all types, carbon monoxide poisoning, drug interactions, medication adverse reactions, toxidromes, heavy metal poisoning, spider bites, envenomations, and many others. Strong history of education and experience in writing and public speaking.
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Paul Damian, PhD, MPH, DABT, ERT
Board Certified Toxicologist (DABT) and ERT
Damian Applied Toxicology, LLC
Traverse City, Michigan
Toxicology, Environmental
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Evaluation of chemical risks to public health and the environment, toxicology, adverse effects of chemicals, drugs, nutritional supplements, indoor air and vapor intrusion, chemical contamination of food and dietary supplements, drug-induced liver toxicity, lead exposure, Proposition 65 compliance
Dr. Damian is the Founder and Principal of Damian Applied Toxicology, LLC (DAT). He is a Board Certified Toxicologist (Diplomate of the American Board of Toxicology or DABT) and European Registered Toxicologist (ERT) (Royal Society of Biology). He has a PhD in Toxicology and Pharmacology from the University of California-Davis, a Master of Public Health (MPH) in Environmental Health (Environmental Chemistry) from the University of Michigan and 40 years of experience in the quantitative evaluation of health risks related to all types of chemicals and exposure circumstances. DAT provides expert-level health risk assessment services related to chemically contaminated property, chemical exposures in the workplace, and chemical exposures from consumer products. Specialty areas include lead exposures, mine and smelter site health and ecological risk assessments, vapor intrusion and indoor air risk assessments related to solvent releases, hazardous waste site risk assessments, workers' com...
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Sheffey N Massey, DO FACEP
Emergency Medicine Physician- 30 yrs experience
HealthPartners Medical Group
Lake City, Minnesota
Emergency Medicine, Emergency Medical Services
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Board Certified Emergency Medicine, Sepsis , Trauma, Pediatric Emergency , EMS and transport medicine, Stroke , Cardiac resuscitation , Rural emergency Medicine , Critical care , Surgical emergencies, Airway management , Emergency Obstetric , Toxicology , Orthopedic emergencies, Emergency preparedness
• Highly experienced in the evaluation and care of complex trauma, medical and pediatric
emergency medicine patients.
• Serviced as Department Chair, Medical Director, Credential committee chair, and Utilization review liaison in Hospital system with over 50,000 emergency visits per year. Reviewed hundreds of patient charts for quality, medical management and sentinel events. Counseled multiple physicians on process improvement and quality care issues. Trauma site review physician in Wisconsin with over 50 trauma state variations.
• Over 30years of emergency medicine practice includes diverse experience in urban and rural facilities,
all levels of trauma care from level I to small level IV facilities.
• Directly involved in developing comprehensive stroke center, cardiac center and trauma system in Western Wisconsin.
• Heavily invested in continuing education of ED staff, ED residents, APC and Medical students from
area colleges.
• EMS medical direction, real world training in ...
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Karen Mollner, DMSc, MPAS, MS, PA-C
Emergency Medicine PA-C, DMSc, MS toxicology
Hugo, Minnesota
Emergency Medicine, Toxicology
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emergency, wrongful death, fentanyl, trauma, marijuana, toxicology, criminal, sepsis, medication, alcohol, malpractice, dissection, occupational, narcotics, physician assistant, cardiac, insurance
Over 22 years experience in Emergency Medicine and Toxicology. Affiliate Member American College of Medical Toxicology with masters degree in forensic toxicology. Doctorate of Medical Science with focus in emergency management. Over 8 years experience as expert witness including medicolegal, emergency medicine, toxicology, occupational, insurance companies, wrongful death, criminal. Website www.thealcoholpro.com
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Doug Rush, CIH, CSP, CHMM, OHST, MSc
Certified Industrial Hygiene or Hygienist (CIH)
Scopus Consultants, Inc.
Springfield, Missouri
Industrial Hygiene, Safety
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Warnings & Labels, IAQ, Products Liability, Covid, Indoor Air Quality, Toxicology, Asbestos, Environmental, Mold, Legionella, Pesticides, Dermal Assessment, Exposure, Occupational Hygiene, COPD, Forensic Science, Environmental Engineering, Job Hazard Assessment, OSHA, Safety
Summary of Experience
Board-Certified HSE Expert | Industrial Hygiene & Forensic Exposure Analysis
I am a highly credentialed Health, Safety, and Environmental (HSE) expert with over 35 years of experience and a unique background spanning military leadership, corporate consulting, and forensic investigation. As a CIH, CSP, and CHMM. I provide specialized technical analysis and expert testimony regarding complex injuries and illnesses stemming from chemical, biological, and physical hazards.
My forensic expertise focuses on the reconstruction of current and historical exposures to high-stakes substances, including asbestos, benzene, welding fumes, lead, mold, and pesticides. I have a proven track record of managing multidisciplinary teams of doctors, engineers, and scientists to investigate workplace incidents and product liability claims.
A retired USAF Chief Master Sergeant (CMS) and former Superintendent Industrial Hygienist, I bring a level of discipline, leadership, and tech...
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Raymond Wright, MD, FACEP
Emergency Medicine Expert Witness and IME provider
Treasure State Occupational Health, Livingston Health Care
Bozeman, Montana
Emergency Medicine, Legal Medicine
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Trauma, Wound Care, Sepsis, Infectious Disease, Acute Cardiac Care, Stroke and CVA, Respiratory Emergency, Toxicology, Clinical Pharmacology, Emergency Orthopedic Care, Acute Behavioral Health Crisis, Expert Witness, Cardiology, Independent Medical Examination, Standard of Care, Traumatic Brain Injury, Pulmonology, Medication
Raymond Wright, MD, FACEP
Board Certified in Emergency Medicine
Professional Profile:
Dr. Wright is an emergency physician, with over 25 years of experience in a variety of clinical settings, from high-volume, level 1 and 2 trauma centers, to rural critical access facilities. He can provide expert analysis and testimony for plaintiff and defense in medicolegal cases, criminal cases, and for medical records and peer review. He has the proven ability to communicate and translate complex medical concepts clearly to give understandable context to cases. Dr. Wright can also help to define and apply Standards of Care in specific clinical situations.
Areas of Expertise:
• Trauma and wound care
• Sepsis and infectious disease
• Acute cardiac care
• Acute stroke management
• Traumatic Brain Injury
• Respiratory emergencies
• Toxicology
• Clinical pharmacology
• Emergency orthopedic care
• Acute behavioral health crisis management
Relevant Experience:
• Over 25 years in clinical emerge...
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Amanda Jordan, MD, FACEP
Emergency Medicine Physician
Henderson, Nevada
Emergency Medicine
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trauma, assault, toxicology, stroke, MI, fracture, concussion, heart attack, pulmonary embolism, appendicitis, sepsis, pneumonia, motor vehicle collision, DKA, abdominal pain, medical necessity
I am a full-time clinical practitioner of emergency medicine, am board-certified by the American Board of Emergency Medicine, and am a fellow of the American College of Emergency Practitioners. I have been in practice for over 17 years and have extensive experience at multiple practice levels, including level 1 trauma centers, teaching facilities, critical access emergency rooms, and free-standing emergency rooms.
I am ACLS and PALS certified. I have actively taught and supervised medical students, residents, nurse practitioners, and physician assistants throughout my 17 years of clinical and teaching practice.
I graduated cum laude with a degree in Zoology from University of Texas, attended medical school at University of Texas Medical Branch and was a chief resident of the emergency medicine program at University of Texas Southwestern.
Teaching Experience
• Clinical Assistant Professor, Department of Emergency Medicine, University of Arizona College of Medicine – Phoenix
• Clinic...
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Logan F. Martin, PhD, MBA, PMP, CIH, CSP, CHMM
Safety/Industrial Hygiene/Construction/OSHA Expert
LF Martin LLC
Hampton, New Hampshire
OSHA, Safety
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Construction Safety, Workplace Safety, Industrial Hygiene, Toxicology, Training, Industrial, Manufacturing, Machine Guarding, Falls, Compliance, Environmental, Exposure, Health Hazards, Expert Witness, Accident, Risk Assessment, Respiratory, Chemicals, Hazard Communication, Investigation
Dr. Martin provides highly specialized expert witness and litigation support services for complex workplace injury, fatality, and OSHA citation cases. Working closely with counsel, she leverages her deep regulatory expertise to navigate severe OSHA enforcement actions, successfully employing defenses such as unpreventable employee misconduct and the Multi-Employer Citation Policy. Her proven track record includes reconstructing incident timelines, analyzing site configurations, and auditing historical training records to secure citation deletions, downgrade willful violations, and significantly reduce regulatory penalties. Beyond immediate litigation defense, Dr. Martin routinely assists legal teams and corporate clients in negotiating OSHA Consent Orders and executing post-incident corrective actions, including comprehensive safety management system upgrades and proactive hazard mitigation strategies.
Dr. Martin has 36 years of experience in occupational safety and health consult...
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Frank Breve, PharmD, MBA, CCP
Mid Atlantic PharmaTech Consultants, LLC
Ventnor City, New Jersey
Pharmacist, Pharmaceutical Regulation
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Geriatrics, Addiction, Opioids, Hospitals, Dialysis, Behavioral Health, Drug Distributors, Drug Companies, Long Term Care, Assisted Living, Pharmacies, Professional Practice, Regulatory Compliance, Duty of Care, Duty to Warn, Product Liability, Pharmacology, Toxicology, Abuse, Overdose
Dr. Frank Breve is an independent contractor consultant pharmacist. He is President and CEO of Mid Atlantic PharmaTech Consultants, LLC, a for profit company. Dr. Breve is also President and CEO of Opioid Consulting Educational Solutions, a 501(c)(3) non-profit corporation. He is adjunct faculty at Temple University School of Pharmacy in Philadelphia, and at University of Colorado Skaggs School of Pharmacy in Denver. Dr. Breve has authored over sixty scientific publications in peer reviewed journals. Dr. Breve is past president of the New Jersey Pharmacists Association, and a member of various professional societies and committees. He has been the recipient of many awards in his field of practice. Dr. Breve has served as an expert witness for roughly twenty years, and has worked on numerous cases, representing both plaintiffs and defendants.
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Patrick Filkins, PharmD, BCPS, DABAT
Clinical Toxicology & Pharmacology Expert Witness
Filkins Toxicology Consulting LLC
New York
Toxicology, Pharmacology- Clinical
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Emergency Medicine, Pharmacokinetics, Alcohol Intoxication, Drugs of Abuse, Opioids, Fentanyl, Envenomation, Poisoning, Overdose, DUI, Kratom, Mushrooms, Hospital Pharmacy, Antidotes, Heavy Metals, Pesticides, Urine Drug Screen, Drug Testing, Blood Testing, Withdrawal
Patrick Filkins, PharmD, BCPS, DABAT obtained a BS in Biochemistry at SUNY Old Westbury and a Doctorate of Pharmacy at the University of Saint Joseph School of Pharmacy and Physician Assistant studies. Following pharmacy school he completed residency at Grady Memorial Health System in Atlanta, Georgia and subsequently a clinical toxicology fellowship at the Georgia Poison Center. He is currently board-certified in toxicology (DABAT) and pharmacotherapy (BCPS). He is a practicing clinical toxicologist at the Georgia Poison Center, emergency medicine clinical pharmacist at Grady Memorial Health System, and an adjunct instructor of emergency medicine at Emory University School of Medicine, Department of Emergency Medicine. He also serves on the board of directors for the American Board of Applied Toxicology (ABAT). He has multiple publications in the field of toxicology. His research interests include toxic alcohols, acetaminophen toxicity, snake envenomation, and the management of opi...
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Zachary Blankenship
Board-Certified Emergency Medicine Expert
New York, New York
Emergency Medicine, Medical Management
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emergency medicine, board-certified emergency physician, trauma, acute care, medical malpractice, standard of care, toxicology, substance abuse, overdose, emergency room, sepsis, stroke, cardiac arrest, intubation, emergency procedures, chart review, medical documentation, medical expert witness, simulation, clinical decision-making
Board-certified emergency medicine physician with 10 years of clinical experience in high-acuity urban trauma centers. Extensive expertise in trauma, acute care, toxicology, and the standard of care in emergency settings. Experienced in medical chart review, clinical decision-making analysis, and medical documentation evaluation. Knowledgeable in EMR systems and digital documentation analysis.
Currently serve as Clinical Education Director for medical simulation at a large academic hospital, overseeing interdepartmental training and education in critical care, procedural skills, and patient safety. Active in medical education and clinical faculty development.
Hold a Doctor of Osteopathic Medicine (DO) degree and residency training in emergency medicine. Licensed to practice medicine in New York. Skilled communicator comfortable with depositions and courtroom testimony.
Available for plaintiff or defense cases nationwide.
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Robert J Hoffman, MD, MS, FACEP, FACMT
Pediatric Emergency Medicine & Medical Toxicology
New York, New York
Pediatric Emergency Medicine, Toxicology
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Appendicitis, Diabetic ketoacidosis, Intracranial hemorrhage, Respiratory arrest, Testicular torsion, Cardiac arrest, Fracture, Meningitis, Seizure, Addiction, Child abuse, Head trauma, Overdose/Poisoning, Sepsis/Septic shock, Drug testing, Dehydration, Headache, Pneumonia, Shock, Sedation
I'm fellowship trained and board certified in Pediatric Emergency Medicine, Medical Toxicology, and Pediatrics, and also board certified in Addiction Medicine and Health Care Leadership, Administration, and Management. I have 25 years of experience providing and overseeing care in pediatric emergency departments and emergency departments including in major children's hospitals and Level 1 trauma centers, currently at the largest children's emergency department in the US.
I am the lead editor of the 2nd most widely used pediatric emergency medicine textbook in the USA, The 5 Minute Pediatric Emergency Medicine Consult, and I have over 300 publications in the areas of pediatric emergency medicine, medical toxicology, and emergency medicine. I am frequently invited to lecture nationally and internationally on topics of pediatric emergency medicine, medical toxicology, and emergency medicine.
My pediatric emergency medicine practice focuses on the management of critically ill and inj...
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Joseph S. Bertino, PharmD
Clinical Pharmacology/Toxicology Expertise
Bertino Consulting
Schenectady, New York
Pharmacology, Pharmacology- Clinical
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Clinical pharmacology, toxicology, drug interactions, side effects, drug safety, drug labeling, drug-food interaction, alcoholism, drug abuse & addiction, medication errors, medication systems, lack of drug response, overdosing and underdosing
Dr. Bertino is a Diplomat (Board Certified) of the American Board of Clinical Pharmacology. Dr. Bertino has an extensive record of publications and clinical experience in pharmacogenomics/pharmacogenetics, drug therapy and vaccine development. Prompt, completely referenced expert service in all area of clinical pharmacology/Toxicology and pharmacy practice. His expertise also extends into substance abuse disorders and treatment. In addition to clinical pharmacology expertise, he has substantial clinical experience in hospital, community, nursing home, and other practice settings. He has also expertise with pharmaceutical company litigation. Dr. Bertino has served as an expert for both plaintiffs and defendants. He strives to provide complete review of all cases with evidence based, well referenced written opinions. Given his clinical expertise along with being well trained and knowledgable in the area of clinical pharmacology, pharmacokinetics, pharmacogenomics, drug action...
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Joshua N Nogar, MD
Medical Toxicology & Emergency Medicine Expert
Larchmont, New York
Toxicology, Emergency Medicine
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Drug levels, Drugs of abuse, Opioids, Hallucinogens, Intoxication, Overdose, Benzodiazepines, Cocaine, Withdrawal, Addiction, Poisoning, Metals, Amphetamines, Agitated Delirium, DUI, Alcohol / Ethanol intoxication, Fentanyl, Post-Mortem Toxicology, Prescription Drugs, Emergency Medicine Malpractice
Dr. Joshua Nogar, MD, Medical Toxicologist
Assistant Professor of Emergency Medicine & Medical Toxicology, Northwell Health
Director, Division of Medical Toxicology, Northwell Health
Fellowship
Director, Medical Toxicology, Northwell Health
Board Certifications: 1) Medical Toxicology, 2) Emergency Medicine, 3) Addiction Medicine
Dr. Joshua Nogar is a board-certified Medical Toxicologist with extensive experience in clinical practice, academic teaching, and expert consultation. He is an Assistant Professor of Emergency Medicine and Medical Toxicology at the Donald & Barbara Zucker School of Medicine at Hofstra/Northwell Health, in Long Island, NY, where he leads the Division of Medical Toxicology and directs the Medical Toxicology Fellowship Program.
Dr. Nogar completed his fellowship in Medical Toxicology at the University of California, San Diego (UCSD), from July 2009 to June 2011. He also completed his residency in Emergency Medicine at the University of New Mexico School ...
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Richard A Stripp, Ph.D.
American Scientific Consultants Corp
Huntington, New York
Toxicology, Pharmacology
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Forensic toxicology, alcohol, drugs of abuse, dui, dwi, dram shop, prescription pain drugs, cocaine, heroin, pcp, amphetamine, overdose, carbon monoxide, lead, heavy metals, opiates, marijuana, THC
Dr. Richard Stripp is a nationally recognized expert in toxicology providing services in all aspects of a clinical and forensic toxicology. He has served as an expert consultant in 100’s of cases in the field of toxicology and pharmacology for attorneys, investigators, and physicians involved in forensic and clinical toxicological evaluations associated with ethanol, drugs of abuse, prescription medications and chemical exposure. Dr. Stripp provides unbiased expert case reviews involving drug effect on human performance, toxicity of iatrogenic/ therapeutic agents, lead and other toxic metals, carbon monoxide and environmental/occupational hazards. These services include, impartial evaluations involving drug impairment, overdose, toxic chemical exposure, medical issues associated with drug therapy, poisoning, and the role of drugs, alcohol, or chemical exposure in civil and criminal litigation. This covers a full breath of forensic medical-legal cases
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Donald Wickline, MD, FACEP
Emergency Physician Expert Witness
DW MD Consulting, PLLC
Greensboro, North Carolina
Emergency Medicine
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Emergency Medicine, Trauma, Cardiac Emergencies, Neurologic Emergencies/Stroke, Sepsis, Airway Emergencies, COVID-19, Orthopedic Emergencies, Toxicology
-Board certified Emergency Physician (American Board of Emergency Medicine) with over a decade of experience in a variety of clinical settings (Urban, Community, Academic, Rural)
-Extensive experience in peer review/risk management/QA
-Excels in patient communication and has taught extensively on the value of connecting with patients
-Licensed in North Carolina, Ohio and Texas but available nationwide
-Previous expert witness training/courtroom experience
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David M. Lehmann, PhD
Toxicologist - Drugs, Alcohol, & Chemicals
Intertox
Raleigh, North Carolina
Toxicology, Infectious Diseases
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Alcohol & drug impairment, Liquor liability & dram shop, Immunology, Allergic reactions, Skin & eye irritation, Inhalation toxicology, Medical devices, Postmortem toxicology, Metals, Air pollutants, Pesticides, Lead poisoning, Carbon monoxide poisoning, Solvents, Volatile organic compounds (VOCs), Toxic torts, Infectious diseases
Dr. Lehmann is an accomplished toxicologist with nearly 20 years of cross-sector experience spanning academia, industry, and government. He brings deep expertise in human and ecological risk assessment, toxicological mechanisms, pharmacology, and drug-related signal transduction pathways.
Dr. Lehmann applies his scientific expertise to complex questions involving alcohol, drugs, environmental exposures, consumer products, and medical devices. His work integrates experimental toxicology, exposure assessment, and weight-of-evidence evaluation to assess potential health effects and causation. Drawing on his extensive research background and teaching experience, he is skilled at translating complex toxicological concepts into clear, accessible explanations for attorneys, courts, and other non-scientific audiences.
Experience & Expertise:
-Alcohol and Drug Toxicology: Expertise in the toxicology and pharmacology of alcohol, opioids, stimulants, cannabinoids, benzodiazepines, and other...
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Christopher J Nash, MD, EdM
Emergency Physician: Harvard-Trained, Duke Faculty
Durham, North Carolina
Emergency Medicine, Education & Schools
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emergency medicine, trauma, toxicology, airway, cardiac arrest, simulation, medical education, artificial intelligence, strangulation injuries, intimate partner violence, medical errors, resuscitation, clinical education, diagnostic errors, resident supervision, standard of care, acute care, patient safety
Dr. Christopher J. Nash, MD, EdM, is a board-certified emergency medicine physician and Assistant Professor of Emergency Medicine at Duke University School of Medicine. He currently serves as the Simulation Director for the Duke Emergency Medicine residency program, where he designs and leads advanced training in resuscitation, airway management, trauma, and acute care.
Dr. Nash brings nearly a decade of frontline emergency medicine experience, including residency and faculty practice at Massachusetts General Hospital, Brigham and Women’s Hospital, and Duke University Hospital. He has managed thousands of high-acuity emergency cases, including trauma, toxicology, cardiac arrest, sepsis, and airway emergencies. His expertise extends to standard of care in the emergency department, decision-making under pressure, and supervision of resident physicians in complex cases.
In addition to his clinical practice, Dr. Nash is nationally recognized for his work in medical education and simul...
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Lyle D. Burgoon, PhD, ATS
Raptor Pharm & Tox, Ltd
New Hill, North Carolina
Toxicology, Environmental
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Dram shop, DNA, Product Liability, Statistics, Drug Impairment, Chemical Impairment, Family Law, Due Diligence, Criminal, Civil, Drug Testing, Toxic Tort
Dr. Burgoon is an award-winning and Board Certified (Fellow, Academy of Toxicological Sciences) toxicologist and biostatistician. Dr. Burgoon has 10+ years of experience as a US Government toxicologist employed by the US Environmental Protection Agency (US EPA) and the US Army. Dr. Burgoon served as a senior leader in various roles from leading teams of biostatisticians and bioinformaticians in designing and analyzing toxicology studies, to supervising toxicologists and public health scientists in the development of toxicological and dose-response assessments in support of the US EPA Integrated Risk Information System (IRIS). At the US Army, Dr. Burgoon led classified and unclassified programs and projects with a focus on the effects of chemical, biological, radiological, nuclear, and high yield explosives (CBRNE) on human health, ecological and agriculture systems.
Dr. Burgoon’s expertise is in pharmacology, toxicology, biostatistics, exposure modeling, causal analysis, risk asse...
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Matthew Bamber, PharmD, MBA, BCCCP, CCP
Emergency Medicine Pharmacist - Hospital
Sandhills Pharmacy Consultants
Whispering Pines, North Carolina
Pharmacology- Clinical, Pharmacist
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emergency medicine, pharmacology, toxicology, critical care, forensic chart review, geriatric pharmacy, medication errors, adverse drug reactions
I am a board-certified critical care pharmacist (BCCCP) with nearly 15 years of full-time clinical experience in emergency medicine and critical care. I currently practice as a full-time Emergency Medicine Pharmacist in a high-volume emergency department in North Carolina, providing direct bedside care to critically ill and injured patients.
My advanced training includes a PGY1 Pharmacy Practice residency and a PGY2 Critical Care Pharmacy residency. Over my career, I have conducted numerous forensic medication chart reviews, assessed adverse drug events, and evaluated medication errors in complex emergency and critical care settings. I have led or contributed to more than 40 protocol, guideline, policy, and process improvement initiatives, and I regularly perform practice reviews for regulatory compliance and accreditation standards through both hospital and consulting roles.
In addition to my active clinical practice, I train pharmacy students and residents in real-time bedside ca...
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Bethany Pridgen, MFS
Toxicology and Seized Drug Expert
The DEVAUS Group, LLC
Wilmington, North Carolina
Forensic Science, Toxicology
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Controlled substances, DWI, DUI, retrograde extrapolation, driving while impaired, alcohol, drunk driving, cannabis, THC, marijuana, CBD, hemp, quality assurance, ISO 17025, laboratory management, laboratory accreditation, dram shop, back extrapolation, SFST, DRE
Bethany has worked in the forensic science industry since 2005. She provides expert witness testimony and consultation for criminal and civil matters involving, but not limited to, DUI, seized drugs, cannabis, forensic testing practices, laboratory management, quality assurance standards, and reliability of testing methods.
Early in her career, she had the opportunity to open a new regional forensic science laboratory in southeastern NC. She began an 11 year journey and gained a career’s worth of experience as a laboratory director, quality assurance manager, laboratory scientist, grant writer and manager. She has written and reviewed hundreds of administrative and technical policies, procedures, and training programs, and has analyzed and provided final review of thousands of biological and seized drug samples.
She is a lead and technical assessor for ISO 17025:2017 and performs assessments in the areas of quality management, toxicology, and seized drugs testing for ANAB and A...
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Samuel L Kleinman, PhD F-ABFT TC-NRCC
Board Certified Forensic Toxicologist Lab Director
Cincinnati, Ohio
Forensic Science, Toxicology
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DUI, toxicology, drugs, alcohol, insurance defense, retrograde extrapolation, impaired driving, DWI, postmortem, OVI, crash, sexual assault, forensics, dram shop, breath testing, prescription medicine, injury vehicle, workplace drug testing, drug related death, accident
Dr Samuel Kleinman is a double board certified forensic toxicologist; he is a Fellow of the American Board of Forensic Toxicology and a Toxicological Chemist certified by the National Registry of Certified Chemists. Dr Kleinman is currently the Chief of Toxicology for the Hamilton County Coroner in Ohio. He specializes in postmortem and impaired driving forensic toxicology. Previously, Dr Kleinman served as both the Deputy Bureau Chief and the Bureau Chief for the central forensic toxicology lab for the state of New Mexico. In this role he participated in more than 40 trials including state district court as well as federal court in New Mexico. He is an expert in laboratory accreditation, method development, validation, and piloted the transition of the New Mexico lab to a successful ISO 17025 AR3125 inspection.
Dr Kleinman has expertise in pharmacology, pharmacokinetics, impaired driving, sexual assault and blood alcohol interpretation. He offers consultation and education on int...
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Heath Jolliff, DO
Medical Toxicology and Forensics Expert
Mid-Ohio Toxicology Services, LLC
Columbus, Ohio
Toxicology, Emergency Medical Toxicology
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Forensic toxicology, Drug Abuse, Overdose, Impairment, Marijuana, Alcohol, Drug testing, DUI, Risk assessment, Cannabis, Opioids
Board Certified in Emergency Medicine and Medical Toxicology.
Fellowship trained at the University of Colorado/Rocky Mountian Poison and Drug Center.
Over 3 decades of clinical experience.
Expert forensics work for over 2 decades
Active Medical License in Colorado and Ohio
Fellow, American College of Medical Toxicology
Previous, Medical Toxicology Fellowship Program Director
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Angel Brown, PharmD
Board-Certified Pharmacist & Expert Witness
AB RX Consultation Services LLC
Oklahoma
Pharmacist
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Pharmacist Standard of Care, Medication Safety Errors, Toxicology, Medication Side Effects, Drug-Drug Interactions, Pharmacology, Pharmacy Law Regulations & Compliance
A highly skilled and results-driven, multi-state licensed Pharmacist with over 20 years of experience in optimizing patient outcomes through comprehensive medication therapy management, navigating regulatory environments, and leading others. I received my Doctor of Pharmacy degree in 2005 from Texas Tech Health Science Center. I have been in a supervisory role with a proven track record of strong analytical and problem-solving abilities, enhancing operational efficiencies, driving sales growth and improving patient care across multiple pharmacy locations.
As a pharmacist, my skills include the ability to collaborate with patients, caregivers, and healthcare professionals to improve patient engagement, adherence and overall health. I am skilled in medication management, ensuring safety, efficacy, and adherence and educating patients about their health conditions and medications.
I am an active member of the American Society for Pharmacy Law (ASPL) and I have always been committed t...
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Carla J. Kinslow, Ph.D.
Toxicology and Food Safety Expert
Rimkus
Portland, Oregon
Toxicology
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Alcohol Drug & DUI Testing, Chemicals, Food Safety, Hazardous Materials, Industrial Hygiene & Mold, Wrongful Death, Biology, Pesticides, Veterinary, Alcohol Abuse, Drug Abuse, Biotechnology, Aerosols, Agricultural, Addiction Medicine, Allergy & Immunology, Mass Torts, Personal Injury, Medical Toxicology, DNA
Dr. Carla Kinslow holds a doctorate in Biomedical Sciences, Cell Biology/Molecular Toxicology with over 35 years of biomedical, regulatory, and environmental experience.
She has expertise in inhalation and oral toxicology; derivation of regulatory screening values for oral and inhalation exposure, toxicogenomics; toxicological risk assessment and communication of such risk to diverse stakeholders; human health impacts analysis from emission events; air, soil, and water monitoring data; modeling data related to ambient air and drinking water quality; water contamination from oil and gas operations; and stakeholder communication.
She specializes in risk-based evaluation of air, soil, and groundwater toxicology under the USEPA, as well as state and federal guidelines. She has served as manager for various regulatory projects where she helped design and implement air monitoring networks, groundwater monitoring projects, and remediation scopes, with subsequent assessment and commun...
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David Lee, PharmD, PhD
Yale PhD & PharmD Forensic Pharmacology Expert
GeroTox Forensics
Portland, Oregon
Pharmacology- Clinical, Geriatrics
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Yale, PhD, Toxicology, malpractice, Iatrogenic, Delirium, Polypharmacy, Clinical Causation, Expert Witness, Prescribing Cascade, Nursing Home, MAR, Audit, Antipsychotics, Standard of Care, Pharmacological Interaction, Behavioral Pharmacology, Geriatric Falls, Merit Review, PharmD
Dr. David Lee is a Yale-trained clinical pharmacist and researcher specializing in the intersection of pharmacological causation, iatrogenic harm, and geriatric standard-of-care deviations. With a dual-doctorate background in Clinical Pharmacology (Ph.D.) and Pharmacy (Pharm.D.), Dr. Lee provides high-level forensic analysis for complex litigation involving medication-related injury, toxicology, wrongful death, and systemic institutional neglect.
His work is defined by the "Unfiltered Brain" framework—a rigorous clinical methodology for identifying the "Prescribing Cascade" and iatrogenic delirium in geriatric populations. Dr. Lee specializes in translating complex longitudinal data, pharmacokinetic/pharmacodynamic (PK/PD) principles, and pharmacoepidemiology into clear, unassailable evidence for legal and executive stakeholders.
Forensic Areas of Expertise
Pharmacological Causation: Determining specific drug-related mechanisms of injury in civil and criminal matters.
Iatrogenic...
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Alessandro Bombonati, MD
Director of Surgical Pathology Temple University
Temple University Hospital
Philadelphia, Pennsylvania
Pathology, Forensic Pathology
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Breast pathology, Gynecological pathology, Gastrointestinal pathology, Autopsy, Toxicology reports, Pulmonary pathology
I am a board‑certified anatomic and clinical pathologist with over 15 years of experience and a strong background in breast, gastrointestinal, gynecologic pathology, and autopsy providing expert case review, depositions, and courtroom testimony for medical malpractice litigation
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Joseph M Valdez, MD, MPH, FASAM
Experienced Addiction Medicine Expert and Educator
STROUDSBURG, Pennsylvania
Addiction Medicine, Family Medicine
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Opioids, Alcohol, Addiction Medications, Withdrawal Management, Detoxification, Methamphetamine, DUI, Drug Testing, Toxicology, ASAM Criteria, Buprenorphine, Overdose, Impaired Physicians, Standards of Care, Residential Care, Cannabis, Gambling & Behavioral Addictions, Drug & Alcohol Treatment, Addiction Treatment, Naltrexone
Dr. Joseph Valdez is a board-certified physician in both Family Medicine and Addiction Medicine with over a decade of clinical, academic, and leadership experience. He currently serves as Program Director of the ACGME-accredited Addiction Medicine Fellowship at Geisinger Health System and is a Clinical Assistant Professor at the Geisinger Commonwealth School of Medicine. Dr. Valdez has extensive experience in outpatient addiction treatment, medication-assisted therapy, and the integration of addiction services into primary care. He has led clinical teams at ASAM levels 3.7 (medically managed inpatient), 2.5 (partial hospitalization program) and 1.7 (medically managed outpatient). His expertise spans the evaluation and treatment of substance use disorders, opioid & alcohol pharmacology, withdrawal management, and the neurobiology of addiction. He has served in leadership roles across multiple institutions, developed curricula, and contributed to national conversations on addiction ...
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Allison A. Muller, PharmD, DABAT, FAACT, AFACMT
Board-Certified Toxicologist - Penn/CHOP Faculty
Acri Muller Consulting, LLC
Aston, Pennsylvania
Toxicology, Pharmacology- Clinical
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opioids, carbon monoxide, marijuana, cannabis, impairment, DUI, drugs, medication errors, overdose, postmortem, toxicity, medications, drug testing, adverse event, dietary supplement, kratom, fentanyl, oxycodone, lithium, mold
Board-certified toxicologist. Fellow of the American Academy of Clinical Toxicology. Affiliate Fellow of the American College of Medical Toxicology. Registered pharmacist. Over 30 years of experience in the field of clinical toxicology.
Two decades as a clinical toxicologist and managing director at the Poison Control Center at The Children’s Hospital of Philadelphia (CHOP), consulting on toxicology cases from 21 counties in Pennsylvania and Delaware.
Expert witness experience has involved cases related to alcohol, drugs of abuse (ie, opioids, marijuana, synthetic cannabinoids, cocaine), carbon monoxide, medication errors, and postmortem toxicology.
Extensive teaching experience including as faculty at the University of Pennsylvania School of Veterinary Medicine.
*Please note that I am only able to work on cases with licensed attorneys.
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Margaret Jarvis, MD; DFASAM
Tunkhannock , Pennsylvania
Addiction Medicine, Addiction Psychiatry
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ASAM Criteria, drug testing, clinical policies, professionalism, board certification, Suboxone, buprenorphine, opiates, alcohol, toxicology, drug screening, addiction treatment, drug treatment, alcohol treatment, overdose, stigma, medical director, addiction medicine, methamphetamine
Dr. Jarvis has been holding leadership positions in addiction medicine for decades, in clinical, academic and policy positions. She has led clinical teams at ASAM levels 3.7 (medically managed inpatient) and 1.7 (medically managed outpatient). She has designed clinical programs and overseen their implementation and maintenance. The programs she has designed and worked with include both medication management and counseling therapies. She has taught at all levels of medical education, helping to start an addiction medicine fellowship program that was in the first groups to receive accreditation from the American Board of Addiction Medicine and the American College of Graduate Medical Education. She has served on the committee that has written the Addiction Medicine certifying board examination since 2000. She has held numerous leadership positions with the American Society of Addiction Medicine, serving both as a member of the board and as an officer of the board. She has long...
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Francisco J. Diaz, MD, FCAP FASCP
Med Legal Pro, LLC
Scranton, Pennsylvania
Forensic Pathology, Anatomic Pathology
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Cause of death, manner of death and mechanisms of death, wound interpretation, autopsy review, overdose, drugs, elder abuse, nursing home death, road traffic accidents, work accident, toxicology, suicide, homicide, conscious pain and suffering
Award-winning pathologist. Board-certified in both forensic and anatomic pathology. George Washington University Faculty. Former Michigan Faculty. Peer reviewer for the American Journal of Forensic Medicine and Pathology. National and international speaking experience. Extensive Medical Examiner Experience – has conducted in excess of 9000 cause of death evaluations. More than 400 court appearances as an expert witness. Co-Author of Spitz and Fisher's Medicolegal Investigation of Death 5th Edition.
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Jennifer Repanshek, MD
Emergency Medicine MD - Medical Expert Witness
Philadelphia, Pennsylvania
Emergency Medicine
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Emergency, Trauma, Toxicology, Respiratory distress, Cardiac, Standard of care, Stroke, Procedural education, Airway management, Wound management, Sepsis, Critical care, Social Media, Education, Procedures, Central venous access, Traumatic injury, Substance use, Drug use, Mental health
I am a board-certified emergency Medicine physician with over 15 years of clinical experience at a high acuity academic Level 1 trauma center as well as multiple community emergency departments in the Philadelphia region.
I graduated from the Lewis Katz School of Medicine at Temple University and went on to complete an Emergency Medicine residency at Temple Hospital. I then worked as faculty at Temple Hospital with a focus on resident education, airway and procedural management, and medical simulation. I currently continue to work there as an adjunct professor while also working at several Philadelphia-area community hospitals. I have extensive experience with pediatric, adult, and geriatric patients, am published in several Emergency Medicine textbooks and journals, and routinely speak at national medical conferences.
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Dr. David H. Schaffer, MD, MRO
Toxicology Director, Experienced Witness, Dual BC
Greenville, South Carolina
Toxicology, Emergency Medicine
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Drug Testing, Toxicology, Overdose, Drug Levels, Chemical Exposure, Alcohol, Fentanyl, Carbon Monoxide, Poisoning, Opioids, Med Mal, Medical Toxicology, Marijuana, Impairment, Methamphetamine, Opiates, Child Custody, Drugs, Toxic Tort, Hair Testing
Dr. David H. Schaffer, MD, MRO is dual-boarded in both Medical Toxicology and Emergency Medicine, serving as the Director of Medical Toxicology at the University of South Carolina School of Medicine in Greenville, SC and Prisma Health–Upstate hospitals. He is also a certified Medical Review Officer (MRO, MROCC). Dr. Schaffer has published extensively in the fields of Medical Toxicology and Emergency Medicine. Outside of clinical practice and the occasional courtroom appearance, Dr. Schaffer has also consulted for major organizations—including SpaceX, Butterfly Network, and governmental entities—on a variety of clinical matters.
Dr. Schaffer earned his medical degree from the University of North Carolina School of Medicine, completed his residency at Harvard, where he served as a Clinical Fellow at Harvard Medical School, and subsequently trained in Medical Toxicology at the University of Virginia. He is a practicing physician with extensive publications and speaking records, is reg...
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Mike Apostle, MD, JD, MBA
Emergency Medicine, EMS/Prehospital, Military
Greenbrier, Tennessee
Emergency Medicine, Emergency Medical Services
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military medicine, neglect, patient transport, hospice, EMTALA, toxicology, corporate practice of medicine, pediatric emergency medicine, end of life care, Disaster, EMS, delay of care, geriatric, HIPAA, austere environment, prehospital care, aviation, nursing home, transfer, wilderness
20+ years of experience in emergency medicine and recent law school graduate.
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Timothy J Atkinson, PharmD
Overdose Pharmacology and Toxicology Expert
Vanguard Pain Management Consulting LLC
Murfreesboro, Tennessee
Toxicology, Pharmacology- Clinical
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Opioids, Gabapentin, Pregabalin, NSAIDs, Polysubstance, Addiction, Overdose, Suicide, Poisoning, Toxicology, Malpractice, Wrongful, Risk Mitigation, Opioid Safety, Taper, Opioid Discontinuation, Controlled Substances, Respiratory Depression, Kidney, Liver
Dr. Atkinson is a Clinical Pharmacy Practitioner in Pain Management specializing in high-risk chronic pain medication management for more than 12 years. He has extensive experience in providing comprehensive drug therapy management with controlled substances, polypharmacy, and polysubstance use. He ran a suboxone clinic for patients with comorbid opioid use disorder and high-risk chronic pain for years and served as director of a pharmacy pain residency training program. Dr. Atkinson is a frequent and experienced national speaker at pain conferences on pain pharmacology and toxicology topics. Dr. Atkinson is a national subject matter expert in opioid and controlled substance prescribing and management including regulatory requirements for standard risk mitigation activities. He has served for many years as a public policy expert on opioids for federal agencies, guideline workgroups, and the section editor on opioids and substance use disorders for the journal of pain research. ...
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Theron Blickenstaff, MD, FACOEM
Occupational and Environmental Medicine Physician
Occupational and Environmental Medicine Consulting
Kingsport, Tennessee
Occupational Medicine, Toxicology
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Epidemiology, Cancer causation, Indoor Air Quality, Inhalation exposure, Chemical exposure, Occupational Lung Disease, Material Safety Data Sheets, Medical Record Reviews, Disability Consultation
Review of records, written reports, affidavits, depositions, courtroom testimony. Workers Compensation, Social Security Disability. Occupational exposures, environmental exposures, consumer product exposures. Defense and plaintiff. Over 20 years experience in occupational and environmental medicine. Material Safety Data Sheets. Exposure assessment a particular strength.
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Madonna Mousa, PharmD, RPH
Licensed Retail and Clinical Pharmacist Expert
Houston, Texas
Pharmacist, Toxicology
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Pharmacy, Retail, Clinical Pharmacist, Prior Authorization, Pharmacology, Overdose, Immunization, Vaccines, Medication Therapy Management, Medication Error, Dispensing Error, Standard of Care, Drug-Drug Interactions, Adverse Drug Events, Prescribing Error, Administration Error, High Risk Medications, Geriatrics/Peds Pharmacotherapy
I am a licensed Pharmacist (PharmD, RPh) with extensive experience across retail pharmacy operations, clinical review, and medication utilization management. I have experience in prior authorization and clinical review role, where I have evaluated medical necessity, guideline adherence, and regulatory compliance for a broad range of therapeutic classes.
My professional background includes years of hands-on experience as a Staff Pharmacist and Pharmacist-in-Charge, overseeing prescription verification, medication safety, controlled substance management, immunization services, staff supervision, workflow optimization, and compliance with state and federal pharmacy regulations. This role required direct accountability for patient safety and documentation accuracy.
I hold active pharmacist licensure and maintain certifications in immunization delivery, basic life support (BLS), and medication therapy management principles. My training includes clinical documentation review, prior auth...
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Sol M Bobst, PhD DABT
ToxSci Advisors LLC
Houston, Texas
Toxicology, Products Liability
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Expert Witness in Toxicology, Available for Plaintiff or Defense Work. Experience in Civil Cases for Toxic Tort and Exposures, Risk Assessment and Increased Risk for General Causation. Also Experienced in Forensic Toxicology, DWI, DUID, Drug Evidence in Criminal and Family Law Cases. Over 40+ cases
CV, References, and Term Sheet Available Upon Request. Experienced with US OSHA, US EPA TSCA, FIFRA, and US FDA Food, Drug, and Cosmetic Regulations.
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Paul Uribe, MD
Board Certified Forensic Pathologist
DMH Forensic Consulting
Richmond, Texas
Forensic Pathology, Anatomic Pathology
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Autopsy, Death investigation, Cause of death, Manner of death, Trauma, Injury, Pain and suffering, Medical examiner, Homicide, Survivability, Time of death, Forensic, Coroner, Toxicology, Overdose, Laboratory Medicine, Drug-related, Forensic Toxicology
- Board certified in Anatomic, Clinical, and Forensic Pathology by the American Board of Pathology
- Actively practicing Deputy Chief Medical Examiner
- Active medical licensure in 10 states
- Retired Lieutenant Colonel, US Army with over 23 years of Active Duty Service
- Former Director,Office of the Armed Forces Medical Examiner
- Personally performed over 3000 autopsies, including over 400 homicides
- Court experience with over 60 trials, hearings, and depositions
- Member of the Board of Directors of the National Association of Medical Examiners (NAME) and International Association of Coroners and Medical Examiners
- Recipient of the "A" Proficiency Designator, Order of Medical Military Merit (O2M3), FBI Director's Award for Outstanding Criminal Investigation (2022), and National Association of Medical Examiners Outstanding Service Award (2025).
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Lucy H Fraiser, PhD, DABT
Lucy Fraiser Toxicology
Texas
Toxicology, Environmental
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risk assessment, public health, air quality, NAAQS, risk-based corrective action, ozone (O3), nitrogen oxides (NO2), sulfur dioxide (SO2), hydrogen sulfide (H2S), particulate matter (PM), chemicals
Dr. Lucy Fraiser is a board-certified toxicologist with over 25 years of experience in the areas of exposure and risk assessment, health effects and toxicology evaluations, development of quantitative toxicity criteria, development of risk-based air quality guidelines and soil cleanup criteria, and risk communication.
Dr. Fraiser has conducted hundreds of exposure assessments for chemicals used in pharmaceutical laboratories and industrial processes, chemicals applied to control pests and unwanted vegetation, and chemicals released as unwanted by-products of chemical and product manufacturing, combustion of fossil and waste-derived fuels, generation of electricity, petroleum refining, smelting, rock crushing, and activities at military installations.
Dr. Fraiser has been qualified as an expert, deposed, and has provided expert testimony in contested case hearings, criminal case hearings, Federal Civil suits, and toxic tort litigation on numerous occasions.
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Angel Brown, PharmD
Board-Certified Pharmacist & Expert Witness
AB RX Consultation Services LLC
Rockwall, Texas
Pharmacist
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Pharmacist Standard of Care, Medication Safety Errors, Toxicology, Medication Side Effects, Drug-Drug Interactions, Pharmacology, Pharmacy Law Regulations & Compliance
A highly skilled and results-driven, multi-state licensed Pharmacist with over 20 years of experience in optimizing patient outcomes through comprehensive medication therapy management, navigating regulatory environments, and leading others. I received my Doctor of Pharmacy degree in 2005 from Texas Tech Health Science Center. I have been in a supervisory role with a proven track record of strong analytical and problem-solving abilities, enhancing operational efficiencies, driving sales growth and improving patient care across multiple pharmacy locations.
As a pharmacist, my skills include the ability to collaborate with patients, caregivers, and healthcare professionals to improve patient engagement, adherence and overall health. I am skilled in medication management, ensuring safety, efficacy, and adherence and educating patients about their health conditions and medications.
I am an active member of the American Society for Pharmacy Law (ASPL) and I have always been committed t...
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Stanley C Haimes, MD, MPH, CIH, CSP, CIME, FACOEM
Physician and Certified Industrial Hygienist
Center for Occupational and Environmental Health
Texas
Occupational Medicine, Industrial Hygiene
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Toxicology, Mold, Indoor Air, OSHA, metals, chromium, lead, mercury, ethylene oxide, ethylene dibromide, chemical exposure, CIH, Workers Compensation, Firefighter, arsenic, Police Officer, Deputy Sheriff, Disability Evaluation, toxic tort, CDL
I bring the medical background of being both a board certified occupational medicine physician as well as being a Certified Industrial Hygienist to your issue. I have experience in large chemical exposure (toxic tort) cases involving multiple claimants as well as indoor air quality litigation. I have evaluated indoor air quality issues from the perspectives of both an occupational medicine physician regarding symptoms and medical testing, as well as a Certified Industrial Hygienist regarding air quality sampling of occupied structures.
My attributes include the following: Assistant Professor at the College of Medicine of the University of Central Florida. Board Certified Physician in Occupational Medicine, Residency Trained at Johns Hopkins, and a Fellow of the American College of Occupational and Environmental Medicine (FACOEM) and the International Academy of Independent Medical Examiners (FIAIME). Certified Industrial Hygienist (CIH) and Certified Safety Professional (CSP)....
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Scott M. Drouin, Ph.D.
Toxicology and Food Safety Expert
Rimkus
Houston, Texas
Toxicology, Infectious Diseases
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Biochemistry, Molecular and Cell Biology, Immunology, Lung Physiology, Food Testing, Laboratory Sciences, Food Safety, Drug Exposure, Alcohol Exposure, Food Contaminants, Respiratory Diseases, Airborne Viruses, Environmental, Microbiology
Dr. Scott Drouin is a principal toxicology consultant with over 25 years of experience in Toxicology, Immunology, Lung Physiology, infectious disease, food testing, and laboratory sciences.
Dr. Drouin leads cases involving exposure to drugs, alcohol, and contaminants in food; as well as human exposure to environmental substances; and employs toxicological principles to corroborate medical facts documented in exposure cases against known health endpoints to substantiate allegations and determine alternative causation.
Dr. Drouin specializes in cases investigating respiratory diseases. Specifically, those related to airborne exposure to environmental substances including viruses (COVID-19), bacteria, mold, chemicals, asbestos, and carcinogens. His specialty lies in assessing the risk of developing respiratory illnesses, pneumonia, environmental allergies, asthma, and lung diseases from exposures to such environmental contaminants. Furthermore, Dr. Drouin can evaluate clinical test...
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Amanda Jordan, MD, FACEP
Emergency Medicine Physician
Texas
Emergency Medicine
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trauma, assault, toxicology, stroke, MI, fracture, concussion, heart attack, pulmonary embolism, appendicitis, sepsis, pneumonia, motor vehicle collision, DKA, abdominal pain, medical necessity
I am a full-time clinical practitioner of emergency medicine, am board-certified by the American Board of Emergency Medicine, and am a fellow of the American College of Emergency Practitioners. I have been in practice for over 17 years and have extensive experience at multiple practice levels, including level 1 trauma centers, teaching facilities, critical access emergency rooms, and free-standing emergency rooms.
I am ACLS and PALS certified. I have actively taught and supervised medical students, residents, nurse practitioners, and physician assistants throughout my 17 years of clinical and teaching practice.
I graduated cum laude with a degree in Zoology from University of Texas, attended medical school at University of Texas Medical Branch and was a chief resident of the emergency medicine program at University of Texas Southwestern.
Teaching Experience
• Clinical Assistant Professor, Department of Emergency Medicine, University of Arizona College of Medicine – Phoenix
• Clinic...
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Adel Shaker, MD, LLB, FCAP
Board Certified Anatomic & Forensic Pathologist
International Medical Forensic Experts, PLLC
Houston, Texas
Forensic Pathology, Anatomic Pathology
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Autopsy, independent medical examiner, autopsy review, cause of death, manner of death, wrongful death, nursing home death, medical malpractice, child abuse, elder abuse, sexual assault, body assault, motor vehicle accident, work accident, toxicology, suicide, homicide, custody police death, jail
The area of expertise in which Dr. Shaker will be tendered is pathology, including but not limited to general pathology, Anatomic pathology, Clinical pathology, & Forensic Pathology.
Over 30 years of experience as practicing, fully licensed pathologist with extensive training in forensic pathology & testifying as an expert witness in many cases. Earned his law degree and was involved in national and international high profile cases. He's fluent multilingual.
Cases review include but not limited to autopsy review, cause and manner of death, wrongful death,
police intervention and custody death, nursing home death and elder abuse/ neglect, wounds evaluation, occupational and industrial accidents, suicide, domestic violence, child/elder abuse, toxicology,drug overdose, sexual crime, firearm injuries, variable injuries/trauma and self inflicted wounds.
I am available for a no-charge initial consultation (free screening of case).
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Stephen E Milam, Pharm.D.
Clinical Pharmacist Specialist Expert Witness
Roanoke, Virginia
Emergency Medicine, Critical Care Medicine
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Pharmacist Expert Witness, Pharmacy Expert Witness, Medication Error, Adverse Drug Event, Emergency Medicine Pharmacist, Critical Care Pharmacist, Toxicology, Drug Toxicity, Overdose, Opioid, Sepsis, Vasopressor, Pharmacokinetics, Medication Safety, Anticoagulation, Antimicrobial, Sedation, Drug Interaction, Pharmacy Malpractice
Stephen Milam, PharmD, BCEMP, BCCCP is a dual board-certified clinical pharmacy specialist with more than 15 years of specialized practice at the intersection of emergency medicine and critical care. He currently serves as Emergency Medicine & Critical Care Clinical Pharmacy Specialist at Lewis Gale Medical Center in Salem, Virginia, where he provides direct patient care in both the Emergency Department and ICU.
Dr. Milam holds Board Certifications in both Critical Care Pharmacy (BCCCP) and Emergency Medicine Pharmacy (BCEMP) from the Board of Pharmacy Specialties — a combination held by very few pharmacists nationally. His clinical work encompasses the full spectrum of high-acuity pharmacotherapy including sepsis management, toxicology, anticoagulation, hemodynamic support, sedation and analgesia, antimicrobial stewardship, and emergency resuscitation. He currently serves on the Stroke and Sepsis Committees at his institution, and previously served on the Code Blue and Antimicrobia...
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Margaret M Gedde, MD, PhD, DABPath
Cannabis Toxicology Expert Witness
Gedde Whole Health LLC
Fredericksburg, Virginia
Toxicology
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THC DUI/DWI, Marijuana DUI/DWI, Methamphetamine Testing, Forensic Toxicology, Cannabis, Medical Marijuana, Hemp Testing, Blood Alcohol Testing, CBD Tests, Cannabinoid Pharmacokinetics, Alcohol Hair Testing, THC Blood Testing, THC Drug Testing, Blood Cannabinoids, THC Impairment, Marijuana Impairment
Margaret M. Gedde, MD, PhD, brings authoritative clarity to interpretation of Blood Cannabinoids and other drugs in criminal and civil THC DUI / DWI cases, providing data-driven interpretation of blood levels based on recognized sources in testimony and in written reports. In addition to the MD degree, Dr. Gedde holds a PhD in Chemistry from Stanford University and is Board Certified in Clinical Pathology, the medical specialty that includes toxicology.
Litigation Support - Dr. Gedde has 22 years of experience in clinical practice, with 15 of those in cannabis medicine. She has been in active practice for 10 years as an expert witness for cases involving cannabis and other drugs, with testimony 13 times at a trial, hearing, or deposition in the past four years. Dr. Gedde helps defense attorneys use medical pharmacology and toxicology findings to cross-examine witnesses who testify regarding interpretation of THC blood tests.
Dr. Gedde is knowledgeable about the environment around ...
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Matthew Bamber, PharmD, MBA, BCCCP, CCP
Emergency Medicine Pharmacist - Hospital
Sandhills Pharmacy Consultants
Virginia
Pharmacology- Clinical, Pharmacist
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emergency medicine, pharmacology, toxicology, critical care, forensic chart review, geriatric pharmacy, medication errors, adverse drug reactions
I am a board-certified critical care pharmacist (BCCCP) with nearly 15 years of full-time clinical experience in emergency medicine and critical care. I currently practice as a full-time Emergency Medicine Pharmacist in a high-volume emergency department in North Carolina, providing direct bedside care to critically ill and injured patients.
My advanced training includes a PGY1 Pharmacy Practice residency and a PGY2 Critical Care Pharmacy residency. Over my career, I have conducted numerous forensic medication chart reviews, assessed adverse drug events, and evaluated medication errors in complex emergency and critical care settings. I have led or contributed to more than 40 protocol, guideline, policy, and process improvement initiatives, and I regularly perform practice reviews for regulatory compliance and accreditation standards through both hospital and consulting roles.
In addition to my active clinical practice, I train pharmacy students and residents in real-time bedside ca...
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Jennifer E Souders, MD
Souders Independent Medical Consultations PLLC
Seattle, Washington
Pain Management - Medicine, Addiction Medicine
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toxicology, impairment, prescription, drugs, opioids, cannabis/marijuana, alcohol, criminal, DUI/DWI, felony, civil, personal injury, dram shop, overdose
I am a physician (M.D.) who is Board Certified in Anesthesiology, Pain Medicine, and Addiction Medicine. As a consultant in forensic/legal cases, my main area of focus involves the clinical toxicology of prescription medications, recreational drugs and substances of abuse, marijuana/cannabis, and alcohol. My training and education include the interpretation of clinical and forensic toxicology test results in multiple matrices, including blood, urine, serum, hair, and nails. In addition, my training and education include safe opioid prescribing procedures, interpretation of prescribing records, assessment of patient responses to prescribed opioids, and overdose prevention education and practices.
Unlike non-physicians who review toxicology test results in forensic cases, as a clinician I am able to read, interpret, and testify on the contents of medical records. I understand that the presence of a positive test result does not necessarily constitute the presence of impairment or obs...
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Sheffey N Massey, DO FACEP
Emergency Medicine Physician- 30 yrs experience
HealthPartners Medical Group
Wisconsin
Emergency Medicine, Emergency Medical Services
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Board Certified Emergency Medicine, Sepsis , Trauma, Pediatric Emergency , EMS and transport medicine, Stroke , Cardiac resuscitation , Rural emergency Medicine , Critical care , Surgical emergencies, Airway management , Emergency Obstetric , Toxicology , Orthopedic emergencies, Emergency preparedness
• Highly experienced in the evaluation and care of complex trauma, medical and pediatric
emergency medicine patients.
• Serviced as Department Chair, Medical Director, Credential committee chair, and Utilization review liaison in Hospital system with over 50,000 emergency visits per year. Reviewed hundreds of patient charts for quality, medical management and sentinel events. Counseled multiple physicians on process improvement and quality care issues. Trauma site review physician in Wisconsin with over 50 trauma state variations.
• Over 30years of emergency medicine practice includes diverse experience in urban and rural facilities,
all levels of trauma care from level I to small level IV facilities.
• Directly involved in developing comprehensive stroke center, cardiac center and trauma system in Western Wisconsin.
• Heavily invested in continuing education of ED staff, ED residents, APC and Medical students from
area colleges.
• EMS medical direction, real world training in ...
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