Keyword(s)

General Specialty

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Causation Expert Witnesses

Causation expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on causation. The causation expert witness listings on this page are typically from fields/areas of expertise such as: Acupuncturist, Allergy & Immunology, Anesthesiology, Behavioral and Social Sciences, Biomechanics, Brain Injury Medicine, Chiropractic, Chiropractic Neurology, Construction Defects, Construction Engineering, Critical Care Medicine, Emergency Medicine, Engineering, Environmental, and Epidemiology.

Kenny Stein, M.D.

EM Med Critical Care & Int Med
Testified 200+ Times
Reviewed 500+ cases 40+ States

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Alabama

Emergency Medicine, Urgent Care Medicine - Standard of care, airway, cardiac arrest, Narrative report, sepsis, stroke, myocardial infarction, asthma, COPD, Causation, Failure to diagnose, Pain and suffering, Trauma, Heart attack, Pulmonary embolism, Aortic dissection, Subarachnoid hemorrhage, Cauda equine, Stroke, Pneumonia

I am board certified by the American Board of Emergency Medicine. I’ve been practicing emergency medicine full time at one of the busiest emergency departments in the country for over ten years. I am co-chair of the Quality Improvement Committee, in which capacity I review systems and cases in a process to ensure patient safety. I also teach residents and medical students in my role as faculty at Albert Einstein College of Medicine. You need an expert who can communicate effectively; that’s honest, prompt and efficient at a reasonable cost. I pride myself on these qualities, which I bring to case review, report writing and testimony. I write and speak convincingly on my area of expertise- without a bloated retainer. Give me a call, I’m always willing to discuss a case with no obligation.

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Simon Dardashti, MD, MS

Pain Medicine Expert Witness | PI & Med Mal

Expert Medical Services LLC

Arizona

Pain Management - Medicine, Anesthesiology - Pain Management, CRPS, RSD, Personal Injury, Medical Malpractice, Motor Vehicle Accident, Spine Injury, Radiculopathy, Neuropathy, Chronic Pain, Spinal Cord Stimulator, Epidural, Nerve blocks, Opioid Management, Causation, Independent Medical Exams (IME), Future Care, Standard of Care, Disability Evaluation, Cauda equina syndrome

Dr. Simon Dardashti is a board-certified Pain Medicine and Anesthesiology physician with active clinical experience in the evaluation and treatment of acute and chronic pain conditions. He provides medical-legal case review, expert reports, deposition testimony, and trial testimony for plaintiff and defense attorneys. Personal Injury & Medical Malpractice Case Reviews for Plaintiff & Defense Attorneys. Fast communication and timely report turnaround. Experienced in authoring Federal Rule of Civil Procedure 26 reports and providing deposition and trial testimony under FRCP standards. Medical areas of expertise encompass a wide range of conditions and treatments, including: Complex regional pain syndrome (CRPS)/reflex sympathetic dystrophy (RSD), amputations, cauda equina syndrome, motor vehicle accidents, spinal cord stimulation (SCS), spinal injury, epidurals, whiplash, dog bites, disability, neck and back pain, spinal cord injury, sciatica, nerve blocks, radiculopathy, neuropathy...

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Arizona

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Phillip Beron, MD

Oncology Expert-Product Liability/Cancer Causation

Phoenix, Arizona

Radiation Oncology, Oncology - Radiation injury, quality assurance, radiation safety, delayed diagnosis, breast cancer, radiation induced cancer, product liability, malpractice, radiation causation, mesothelioma, prostate cancer, causation, toxic tort, hospital safety, secondary cancer, latency, head neck cancer, radiation exposure, environmental exposure, cancer

https://www.cancercausationexpert.com pberonmd@gmail.com 310-709-4604 Board-certified radiation oncologist with more than 20 years of active clinical experience and longstanding expert witness experience in medical malpractice, radiation oncology standard of care, product liability, toxic tort, environmental exposure, radiation exposure, and radiation-induced cancer matters. Retained by both plaintiff and defense counsel. Expertise includes general and specific causation, radiation dose assessment, exposure pathway analysis, latency, tumor biology, competing risk factors, epidemiology, radiobiology, and mechanistic cancer causation. Frequently evaluates whether an alleged malignancy is medically and biologically consistent with the type, magnitude, dose, timing, and pathway of an alleged ionizing radiation or environmental exposure. Served as Chair of a national Radiation Oncology Quality Assurance Committee for the American Society for Radiation Oncology. Form...

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Steven Brown, DC

Chiropractic Expert Witness - Dissection & Stroke

BCA Professional Services, LLC

Gilbert, Arizona

Chiropractic, Acupuncturist - Chiropractic, Standard of Care, Informed Consent, Causation, Misdiagnosis, Failure to Diagnose, Failure to Refer, Manipulation, Stroke, Vertebral Artery Dissection, Internal Carotid Artery Dissection, Spinal Cord Injury, Disc Injury, Pneumothorax, Thoracic Outlet Syndrome, Cauda Equina Syndrome, Insurance Fraud, IME, Records Review

I provide impartial and evidence-based opinions to both plaintiff and defense attorneys, as well as insurance companies, to assess the standard of care, causation, damages, and liability. My practice emphasizes cases involving manipulation, vertebral artery dissection, internal carotid artery dissection, stroke, pneumothorax, disc injury. spinal cord injury, and thoracic outlet syndrome. I am also available for Independent Medical Examinations (IME), medical file review, and insurance fraud investigation. I have extensive experience in depositions, trial testimony, conference speaking and published research.

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Paul Saiz, MD, FAAOS, CIME

Spine surgery and coding expert

3 Crosses Orthopedic Spine

Arizona

Spine Surgery & Spine Care, Medical Coding - Spine fusion, Spine tumors, Spine trauma, Laminectomy, Discectomy, Total disk replacement, Decompression, Dural tear, Pedicle screws, Independent medical examinations, IME, Causation, Medical coding, Medical billing, Medical necessity, Spinal abscess, Disability evaluation, Workers Comp, MVA

Board Certified in Orthopedic Surgery and Spine Surgery in active clinical practice. Fellowship trained in both spinal reconstructive surgery and musculoskeletal oncology and reconstruction. 20+ years clinical experience in spine surgery. Well-experienced public speaker. Special expertise in spinal care coding and medical necessity. New Mexico State Team Physician. Experienced expert witness, certified independent medical examiner, and medical necessity peer reviewer. Licensed in New Mexico, Texas and Arizona. Co-vice chair North American Spine Society Coding Committee.

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Paul Overton

Construction Defects Expert

Overton Engineering and Consulting

Arizona

Construction Defects, Construction Engineering - construction defects, general contractor, cost of completion, causation, MEP, cost of repair, roofing license, scope of work creation, licensed engineering, sufficiency of settlement, building assessment reportss, owners representative, structural engineering, 558 claims, destructive testing, expert testimony, civil engineering

Paul Overton is a Florida-licensed Certified General Contractor, licensed roofing contractor, and principal of a licensed engineering and construction consulting firm specializing in concrete restoration, waterproofing, structural repairs, and exterior façade rehabilitation for condominium and HOA communities. His practice focuses on forensic construction services, construction defect and insurance-related matters, complex building assessments, and owner’s representation throughout the State of Florida. Mr. Overton brings nearly four decades of hands-on experience and has been directly involved in hundreds of destructive testing and forensic investigation assignments. His work includes 40- and 50-year recertifications, Milestone Inspections, Structural Integrity Reserve Studies (SIRS), and comprehensive building assessment reports. Services routinely include destructive testing execution and oversight, forensic documentation, code and standard-of-care analysis, repair scope develop...

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Michael T Christensen, MD, MBA

Oncology Expert Witness

Gilbert, Arizona

Radiation Oncology, Oncology - radiation injury, misdiagnosis, standard of care, delayed diagnosis, malpractice, causation, stereotactic radiosurgery, brachytherapy, breast cancer, prostate cancer, lung cancer, brain tumor, spine tumor, head and neck cancer, skin cancer, rectal cancer, cervical cancer, radiation side effects, lymphoma, sarcoma / soft tissue tumor

Board-Certified Radiation Oncologist with extensive clinical experience in diagnosing and treating a wide spectrum of cancers, including breast, lung, prostate, brain, spine, head and neck, lymphoma, skin, rectal, cervical, uterine, and sarcoma/soft tissue tumors. Proficient in advanced radiation therapy techniques such as IMRT, SBRT, stereotactic radiosurgery (CyberKnife/Gamma Knife), brachytherapy, and radiopharmaceuticals. Licensed physician with an active medical license and a strong background in quality assurance, radiation safety, and peer review. Highly adept at evaluating standards of care, causation, and treatment-related complications in oncology, as well as reviewing cases involving delayed diagnosis, misdiagnosis, radiation injury, and malpractice claims. Participated in quality and safety committees, contributing to best practice guidelines and hospital safety initiatives. Available for expert witness services including case review, narrative reports, depositions, an...

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Kelley Pratt, MD

Emergency Medicine – Director, ED Ops & Policy

Arizona

Emergency Medicine, Urgent Care Medicine - Standard of Care, Causation, Delay in Diagnosis, Failure to Diagnose, ED Operations, ED Throughput, Triage (ESI), Boarding, Documentation, Hospital Policy, Transitions of Care, Disposition Decisions, Stroke, Myocardial Infarction, Pulmonary Embolism, Sepsis, Aortic Dissection, Airway Management, Procedural Complications, APP Supervision

Dr. Kelley Pratt is a board-certified emergency physician with over 20 years of clinical, administrative, and academic experience. He serves as Emergency Department Medical Director and Medical Staff President at a high-performing community hospital with a strong track record of national recognition, CMS quality ratings, and patient experience awards. Dr. Pratt completed his emergency medicine residency at the University of Arizona, where he served as Chief Resident, and earned his MD from the University of Washington. He is board certified by the American Board of Emergency Medicine and is an active member of the American College of Emergency Physicians. He holds faculty appointments at two medical schools, where he teaches clinical reasoning and emergency care. In addition to active clinical practice, Dr. Pratt provides leadership in hospital quality and patient safety, offering a dual perspective that integrates frontline emergency care with systems-level oversight. His experie...

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Gregory T. Whitman, MD, FAAN

Board Certified Neurologist

Los Angeles, California

Neurology, Otoneurology - traumatic brain injury, dizziness, vertigo, vestibular tests, cognition, otoneurology, gait, balance, autonomic, concussion, neurology, causation, capacity, long-term disability, trauma, nystagmus, alcohol withdrawal, brain, spinal disorders, stroke

Board-certified neurologist at Cedars-Sinai Medical Center. Author, speaker, and former clinical faculty at UCLA, UC Irvine, Harvard. Former Neurology Residency Program Director, Neurology Clerkship Director at UC Irvine. 20 years of forensic experience. Clinical practice experience in most of Neurology and Otoneurology with a focus on dizziness, balance, and cognition. Contributor to medical books. Co-author of "Dizziness Why You Feel Dizzy and What Will Help You Feel Better," a Johns Hopkins Univ. Press book. Experienced public speaker. Contact phone number for law firms (310)890-1470.

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Joanne Halbrecht, MD

Halbrecht Orthopedics Biologics and Sports Medicine

California

Orthopedic Surgery, Sports Medicine - Shoulder, Rotator Cuff, Shoulder Instability, SLAP lesion, Impingement, Labral Tear, Knee, ACL Tear, MCL Tear, Meniscus Tear, Patella Dislocation, Arthritis, Arthroscopy, Sports Medicine, Cartilage, Stem Cell Therapy, Regenerative Medicine, Mechanism of Injury, Causation

Dr. Halbrecht is a board-certified orthopedic surgeon fellowship-trained in Sports Medicine with over 25 years of experience in private practice. She specializes in the conservative and surgical treatment of musculoskeletal injuries. Dr. Halbrecht has been recognized for her expertise in arthroscopic surgery. As a result, she has taught courses in knee and shoulder arthroscopy at the Orthopedic Learning Center in Chicago to orthopedic surgeons from all over the world. She has several publications in orthopedic journals and has been a team physician for football and hockey. The unique combination of her medical training and undergraduate degree in Engineering offers special expertise on causation. She has extensive medical-legal experience and has performed over 1000 IMEs serving as an expert for plaintiff and defense. She is known for taking complicated medical cases and terminology and presenting it in an organized fashion, using lay terms that are easy for all parties to comprehen...

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Christine E. Valdez, Ph.D., ABPP

Forensic Psychologist – Trauma & PTSD

Walnut Creek, California

Psychology, Forensic Psychology - forensic psychologist, psychological injury, PTSD evaluation, trauma assessment, interpersonal violence, IME, personal injury, sexual harassment, expert witness, record review, rebuttal expert, causation, impairment, malingering, symptom validity, workplace trauma, disability evaluation, trauma expert, VA disability, trauma disorder

Christine E. Valdez, Ph.D., ABPP is a California licensed clinical psychologist and board-certified in clinical psychology. She specializes in forensic psychology and is retained in civil litigation to provide forensic psychological evaluation and consultation in cases involving trauma, PTSD, interpersonal violence, and psychological injury. Dr. Valdez has conducted over 1,000 forensic evaluations through her work with the U.S. Department of Veterans Affairs, including disability and compensation-related assessments. Her evaluations address diagnosis, causation, and functional impairment and are grounded in both clinical expertise and research in traumatic stress. Dr. Valdez is a Professor of Clinical Psychology at California State University, Monterey Bay, where she teaches psychopathology and advanced research methods and trains clinicians in assessment and diagnosis. She has authored over 25 peer-reviewed publications and delivered more than 50 professional presentations on tra...

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Afshin Arianjam, MD, FAAOS, FAAHKS, QME

Board-Cert Ortho: QME, PI, Trauma & Sports Injury

Chino Hills, California

Orthopedic Surgery, Sports Medicine - Orthopedic Expert Witness, Personal Injury, Joint Replacement, Fractures, Trauma, Sports Medicine, Shoulder Injury, Knee Injury, Hip Injury, Arthroscopy, Meniscus Tear, Ligament Injury, Rotator Cuff Tear, Dislocation, Auto Accident, Slip and Fall, Standard of Care, Causation, Impairment Rating, QME

Afshin Arianjam, M.D., FAAOS, FAAHKS, QME Board-Certified Orthopedic Surgeon | Fellowship-Trained in Sports Medicine Education & Affiliations: University of Southern California, Bachelor of Science (Renaissance Scholar, Magna Cum Laude) University of Southern California Keck School of Medicine, Medical Doctorate Fellowship: Sports Medicine Fellow, American Academy of Orthopaedic Surgeons (AAOS) Fellow, American Association of Hip and Knee Surgeons (AAHKS) Medical Director Total Joint Program at Top 100 Hospital Dr. Afshin Arianjam is a board-certified orthopedic surgeon and fellowship-trained sports medicine specialist with over a decade of experience in evaluating and treating complex musculoskeletal injuries. He currently serves as Medical Director of a nationally recognized Total Joint Program and practices at a Level 1 Trauma Center, where he manages acute and chronic injuries involving the shoulder, hip, knee, spine, and upper/lower extremities. As a Qualified Medical Evalua...

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Andrew Williams, MD

Experienced Emergency Medicine Expert

California

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James F Lineback, MD, FCCP

Pulmonary Medicine Physician - Life Expectancy

Corona Del Mar, California

Internal Medicine, Pulmonary Disease - Life expectancy, Causation, Catastrophic Injury, Smoke Inhalation Injury

SPECIFIC AREA of EXPERTISE: Life Expectancy and Causation in Wrongful Death and Catastrophic Injury cases Board Certification: --Internal Medicine --Pulmonary Medicine --recertification, 2017 Academic Appointment: Associate Clinical Professor of Medicine, University of California, Riverside School of Medicine. Lecture Series: Practicum for second year medical students; Pathophysiology and Mechanisms of Disease, 1997-present. Medical Practice: --Pulmonary and Chest Medicine --Previously: --Emergency Medicine (X10 yrs) Pathology Experience: Hektoen Institute, Chicago, Illinois —autopsy/laboratory assistant

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Daniel Neudorf, DO

Brain Injury, PM&R, and Life Care Planning Expert

California Life Care

Felton, California

Physical Medicine & Rehab, Life Care Planning - Brain Injury, Spinal Cord, Stroke, Trauma, Orthopedic, Musculoskeletal, TBI, IME, Life Care Plan, Accident, Causation, Disability, Nerve, Spine, Injury, Catastrophic, SCI, Rehabilitation, Expert, Brain

Dr. Neudorf is Dual Boarded in PM&R and Brain Injury Medicine, with 10+ years experience managing traumatic brain injury, stroke, nontraumatic brain injury, spinal cord injury, musculoskeletal injury, non-surgical orthopedics, non-surgical spine, and complex polytrauma. Additionally he is a QME for State of CA and a Certified Life Care Planner (CLCP). He provides thorough, defensible IME reports and life care plans. -Board Certified in PM&R and Brain Injury Medicine -Fellow of the American Academy of Physical Medicine and Rehabilitation (FAAPMR) -Certified Life Care Planner (CLCP) -Qualified Medical Examiner for the State of CA (QME) -Sacramento Top Doctor 2022

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Farr Ajir, MD, MBA, FACS, CIME

Neurological Surgery

Westlake Village, California

Neurological Surgery, Neurology - Neurosurgery, IME, Independent Medical Examinations, Spine Injury, Brain Injury, TBI, Independent Medical Evaluations, Traumatic Brain Injury, Traumatic Spine Injury, Personal Injury, Stroke, Nerve Injury, Trauma, Neck Injury, Back Injury, Head Injury, Post Concussion Syndrome, Concussion, Causation, Spinal Cord Injury

Board Certified neurological surgeon with more than 35 years experience. Dr. Ajir has been staff neurosurgeon at Mayo Clinic and Kaiser Permanente Healthcare Systems. Diplomate American Board of Neurological Surgery. Certified American Board of Independent Medical Examiners. Fellow American College of Surgeons. Diplomate American College of Physician Executives. Medical Board of California Medical Reviewer.

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Thomas Peatman, MD

Orthopedic Surgeon and Expert Witness

California

Orthopedic Surgery, Sports Medicine - Hip, Knee, Shoulder, Trauma, Spine Surgery & Spine Care, Orthopedics Non Surgical, Independent Medical Examinations, Causation, Disability evaluation, Impairment Evaluation, Medical Coding, Medical billing, Workers’ Compensation, Motor Vehicle Accident, Patents, MVA

Board-Certified orthopedic surgeon in clinical practice. Additional sub-specialty Certification in Sports Medicine. Have performed over 8,000 joint replacements, hip, knee and shoulder arthroscopies and open surgeries. After developing a hand tremor, I now focus on the non-operative management of orthopedic disease and trauma. Former Team Physician for the Oakland Athletics. United States Navy veteran. I have been participating in expert witness work for 15+ years. I perform complex case reviews with or without an exam, as well as provide clarity to simpler incidents. I am timely and prioritize scheduling exams, depositions and court appearances. My reports provide compelling. I have given testimony in 12 trials.

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Stephanie Chassman

TBI Social Consequences Expert – Ph.D., LCSW

Santa Monica, California

Social Work, Behavioral and Social Sciences - Social Work, Mental Health, Traumatic Brain Injury (TBI), Social Consequences of TBI, Psychosocial Damages, Personal Injury, Workers' Compensation, Employment & ADA, Criminal Defense, Standard of Care, Behavioral Health, Homelessness, Substance Use, Emotional Distress, Causation, Damages

Dr. Stephanie Chassman is a Ph.D.-level Licensed Clinical Social Worker (LCSW) and one of the few expert witnesses whose published research specifically focuses on the social consequences of Traumatic Brain Injury — including its effects on employment, housing stability, intimate relationships, social identity, and community functioning. With over 12 years of clinical and research experience and a three-manuscript doctoral dissertation on TBI and homelessness, Dr. Chassman bridges the gap that neurologists and neuropsychologists cannot fill: she explains not just what happened to a person's brain, but what happened to their life. Her peer-reviewed publications document how TBI disrupts social integration, substance use patterns, housing, and access to resources — exactly the downstream harms that drive damages in personal injury, workers' compensation, criminal defense, and employment matters. Dr. Chassman holds a Ph.D. in Social Work from the University of Denver and an MSW from ...

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Theresa M Tarcha, DC

Chiropractic Expert Witness

Redondo Beach, California

Chiropractic, Independent Medical Examinations - Standard of Care, Negligence, Stroke, Vertebral Artery Dissection, Carotid Artery Dissection, Herniated Disc caused by Chiropractic Manipulation, Spinal Cord Injury, Sexual Assault, Chiropractor malpractice, Causation, Personal injury, Failure to Diagnose, State Board Complaints

Dr. Tarcha has been in private practice for 39 years, and continues to have an active clinical practice. She has over 20 years experience as an expert for both Plaintiff and Defense. Cases include Stroke, Wrongful Death, Vertebral Artery Dissection, Carotid Artery Dissection, Herniated Discs from Chiropractic Manipulation, Spinal Cord Injury, Failure to Diagnose, Failure to Refer, Sexual Assault, and State Board complaints. Dr, Tarcha served as President of the California Chiropractic Association, Los Angeles Southwest District, and was on the Board of Directors for the CCA. Teaching experience includes Supervising Chiropractor for the Clinical Internship program at the Southern California University of Health Sciences. She has been certified as a Qualified Medical Evaluator by the State of California, and is also licensed as a X-Ray Supervisor. Professional affiliations include the American Chiropractic Association and the National Traumatic Brain Injury Association.

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Zal Phiroz, PhD, MBA

Product Liability | Supply Chain | Manufacturing

Harvard University, Michigan State University (Previously UCSD, USC)

Los Angeles, California

Products Liability, Manufacturing - Product Liability, Supply Chain, Manufacturing Defect, Product Defect, Product Recall, Mass Tort, Class Action, Quality Assurance, Labelling, Product Safety, Causation, Standard of Care, Supply Chain Disruption, Third-Party Logistics, Distribution, FDA Compliance, California Proposition 65, Inventory Loss, Warehousing, CPSC Compliance

Dr. Phiroz is a nationally recognized expert witness specializing in product liability, manufacturing defects, and supply chain failures. He provides expert testimony in cases ranging from individual product defect claims to mass tort and class action litigation, representing both plaintiffs and defendants in matters involving product recalls, quality assurance failures, supply chain disruption, causation analysis, and regulatory compliance. At Procter & Gamble (NYSE:PG), Dr. Phiroz held senior leadership roles driving transformative supply chain initiatives overseeing demand forecasting, supply chain infrastructure, and recall analysis. He currently holds faculty positions at Harvard University and Michigan State University, teaching undergrad/grad courses in supply chain and operations management. In 2023, he was appointed as a Fellow at Harvard University (Inclusive Practice Fellowship). As a retained testifying expert, Dr. Phiroz has provided expert testimony in federal and s...

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Ahmer Ghori, MD

Orthopaedic Spine Surgeon: Standard of Care Expert

California

Spine Surgery & Spine Care, Orthopedic Surgery - Standard of Care, Causation, Spine Surgery, Expert Witness, Delayed Cord Compression Diagnosis, Post Op Neuro Deficit, Spine Surgical Indication, Postop Infection, Spine Trauma, Myelopathy, Disc Herniation, ACDF, Spine Fracture, Cervical Fusion, Lumbar Fusion, Disc Replacement, failed back, spinal cord injury, rev Spine, malpractice

Dr. Ahmer K. Ghori is a board-certified & Harvard trained Orthopaedic Spine surgeon with more than 10 years of independent surgical practice and extensive experience in the diagnosis and treatment of complex spinal disorders. He is a partner at Orthopaedics Northeast in Fort Wayne, Indiana, where he maintains an active high-volume surgical practice focused exclusively on spine surgery. Dr. Ghori performs approximately 400 spine operations annually and has performed more than 4,000 spine procedures during his independent practice. His clinical work includes treatment of degenerative cervical and lumbar spine disease, cervical myelopathy, spinal trauma, spinal tumors, spinal infections, spinal deformity, and revision spine surgery. Dr. Ghori completed orthopaedic surgery residency through the Harvard University Orthopaedic Residency Program at Harvard Medical School and subsequently completed specialized spine surgery fellowship training at the Norton Leatherman Spine Center in Loui...

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Kelley Pratt, MD

Emergency Medicine – Director, ED Ops & Policy

California

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Bahar S. Yaghoubian

Trauma & Mental Health Expert Witness | LCSW

Woodland hills, California

Social Work, Mental Health - Emotional Distress, Civil litigation, Workplace trauma, sexual trauma, Older adult, Trauma expert, PTSD Damages, Psychological harm, Trauma stress evaluation, Immigration Evaluation, Hardship Evaluation, Somatic Therapy, Reproductive trauma, Perinatal mental health, Multicultural competency, Damages, Causation, personal injury

Attorneys retaining Bahar (Summer) Yaghoubian, LCSW, gain a clinical social worker with over 18 years of post-license clinical experience, multidisciplinary team background in adult mental health, and specialized training in expert witness practice and psychological evaluation for legal proceedings. She is available for in-person engagements in California and for testimony nationwide. Bahar Yaghoubian, LCSW (California BBS #27960), earned her Master of Social Work from the University of Southern California in 2008. She is available as an expert witness in cases involving mental health professional standard of care, psychological injury, trauma-related claims, and related issues in adult populations. She has practiced clinically since 2006, beginning with MSW internships at the Multipurpose Senior Services Program and the USC Center for Work & Family Life. From 2008 to 2012 she served older adults, first at Forever Young Adult Day Health Care and then as a Clinical Social Worker wi...

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Edward L. Spencer, M.D.

UCLA-trained Adult Psychiatrist

Beverly Hills, California

Psychiatry - Disability, IME, Personality Disorders, Depression, Anxiety, PTSD, Work injury, causation, medical board, standard of care

I am a UCLA-trained general adult psychiatrist with experience in the pharmacological and psychotherapeutic treating all types of psychiatric illnesses. I have a special clinical interest and additional training in personality disorders. I am familiar with the detailed assessment of these conditions and their interplay with other psychiatric disorders, as well as contemporary psychotherapeutic treatment approaches for these conditions. I have extensive experience conducting independent medical evaluations of injured workers in California. I am available to conduct file reviews and have experience in utilization review in the Worker's Compensation and commercial insurance environments. I have also served as an expert evaluator of physicians facing disciplinary action before the Board the Medical Board of California. In this area I assess physicians for impairment and provide written opinions on standard of care matters, and served as a practice monitor for physicians on probationary...

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Vic Perkins, DO, QME, CLCP

Pain Medicine, Anesthesia, and Life Care Planner

Perkins Anesthesiology Corp.

Calabasas, California

Pain Management - Medicine, Anesthesiology - Certified Life Care Planner, Life Care Planning, Qualified Medical Evaluator, Anesthesiology, Pain Medicine, Pain Management, Worker's Compensation, Expert Witness, Independent Medical Evaluation, Causation, IME, QME, Nerve, Testimony, Spine, CRPS, Catastrophic, Trauma, Personal Injury, Orthopedic

Dr. Perkins is a Dual Board-Certified Anesthesiologist and Pain Medicine Specialist, a California Qualified Medical Evaluator (QME), and a Certified Life Care Planner (CLCP) credentialed through the International Commission on Health Care Certification (ICHCC) — a rare combination that positions him as a uniquely comprehensive resource for personal injury, catastrophic injury, and complex pain litigation. With more than 10 years of clinical experience spanning interventional pain management, regional anesthesia, neuroanesthesia, and acute pain medicine, he brings deep specialty knowledge to the evaluation of spinal disorders, failed back syndromes, complex regional pain syndromes (CRPS), neuropathic pain, musculoskeletal injuries, trauma, cancer-related pain and all things anesthesia related. This breadth of clinical training means he understands not only how injuries occur and progress, but how they are treated — and at what cost — giving his opinions a level of depth that general...

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Shawn A Hayden, MD, PhD, MBA

Harvard Trained Orthopedic Spine/Trauma Surgeon

Shawn A. Hayden MD PA

California

Spine Surgery & Spine Care, Orthopedic Surgery - Orthopedic Surgery, Spine Surgery, Sports Medicine and Surgery, Endoscopic Surgery, Minimally Invasive Surgery, Sports Injury, Back Injury, Neck Injury, Whiplash, Concussion, Causation, Case Valuation, Impairment, Medical Devices, Innovation, Understanding EMR, Vehicle Injury Evaluation, Trauma

Dr. Hayden graduated from Harvard College. He received his medical degree from the University of Massachusetts Medical School and his orthopedic training at the Harvard Combined Orthopedics Residency Program. He has been providing high quality medical expert opinions on orthopedic surgical spine and trauma care for years. Dr. Hayden is also fellowship trained in orthopedic trauma and spine surgery at The Massachusetts General Hospital and The Beth Israel Deaconess Medical Center. Diplomate of the American Board of Orthopedic Surgery and a Fellow in the American Academy of Orthopedic Surgeons. Dr. Hayden is board certified in Orthopedic Surgery. His Ph.D was received at the UT Southwestern Medical Center with research in computer science and anatomy. In 2011, Dr. Hayden received his MBA from the University of Tennessee. Today Dr. Hayden runs Onto Orthopedics, a high quality private orthopedic medical practice in Plano, TX. Dr. Hayden’s focus has always been in providing high-tec...

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Grant E. Barber, MD, MS

Stanford GI Faculty | Harvard MD| IBD & Procedures

Stanford University Hospital

Palo Alto , California

Gastroenterology, Legal Medicine - surgical timing, Crohn's Disease, Bowel Perforation, Ischemic colitis, Ulcerative Colitis, Causation, Standard of Care, Biologics Management, Toxic Megacolon, Management of Refractory IBD, Inflammatory Bowel Disease, Colonoscopy, Intestinal Ultrasonography, Complications of Biological Therapies, IBD, EGD, complications

Dr. Barber is a board‑certified academic gastroenterologist trained at Harvard Medical School and Stanford University, where he is now faculty. He oversees a high‑volume procedural practice (>400 colonoscopies annually) and manages more than 400 tertiary‑level IBD patients requiring advanced biologic and small‑molecule therapies, endoscopic intervention, and intestinal ultrasonography. He developed and directs the Stanford IBD Inpatient Consult Service and serves on the GI Clinical Competency Committee and GI Quality Council, where he helps establish and monitor clinical and procedural safety standards. His expertise includes: • Procedural Standards: Recognition and management of perforations, post‑procedural hemorrhage, and sedation‑related events • IBD Management: Biologic initiation/monitoring (anti‑TNF, IL‑12/23, JAK inhibitors, S1P modulators, integrin inhibitors), refractory disease, and surgical timing • Diagnostic Accuracy: Delayed diagnosis in colorectal cancer, IBD, isch...

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Steven B Ross, DC, FASBE, DAAPM

Spinal Biomechanics & Soft-Tissue Injury Expert

San Diego, California

Chiropractic, Biomechanics - Motor Vehicle Accidents, Soft Tissue Injuries, Sprain-Strain, Independent Medical Examinations, Manipulation, Malpractice, Stroke by Manipulation, Spinal Cord Injury, Disc Injury, IME, Failure to Refer, Failure to Diagnose, Causation, Informed Consent, Peer Review, Forensic, Records Review, Misdiagnosis

Chiropractic Physician • Spinal BIomechanics Expert Witness • Independent Medical Examiner Dr. Steven B. Ross, DC, FASBE, DAAPM, is a Chiropractic Physician, Expert Witness, and Independent Medical Examiner with over four decades of clinical, diagnostic, and forensic experience in spinal biomechanics, motor vehicle accidents, and soft-tissue injury analysis. His expertise includes motor-vehicle trauma, cervical acceleration–deceleration injuries, mechanical plausibility assessment, disc and ligament injury, and trip-and-fall events. A Fellow of the American Academy of Applied Spinal Biomechanical Engineering and a Diplomate of the American Academy of Pain Management, Dr. Ross has advanced training in biophysical diagnostics, pathobiomechanical syndromes, and spinal stabilization engineering, forming the foundation of his evidence-based medico-legal evaluations. As an educator and author, Dr. Ross has lectured and written extensively on spinal trauma, biomechanics, and injury docum...

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Simon Dardashti, MD, MS

Pain Medicine Expert Witness | PI & Med Mal

Expert Medical Services LLC

Los Angeles, California

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Hugh D McPherson, MD FRCSC

Experienced Spine Surgeon Expert Witness

Spinal Injury Experts

Englewood, Colorado

Spine Surgery & Spine Care, Orthopedic Surgery - Spine injuries, Spine Surgery, Motor Vehicle accidents, Slip, Fall, Narrative reports, Fusion surgery, Disc replacement, semi, truck accidents, IME, Causation, back pain, sciatica, neck pain, fracture, surgeon

Dr. McPherson has extensive experience in the evaluation and treatment of spinal injuries and disorders. He has opined on numerous IMEs, narrative reports and in deposition and testimony. He believes in providing reports with meticulous detail and a thorough summary of the records to set the stage for successful testimony in depositions and at trial. Dr. McPherson provides extensive research and cites literature to support his opinions beyond his training and experience alone. Dr. McPherson is an Orthopedic Spine Surgeon. He is board certified as both a Diplomate of the American Board of Orthopedic Surgery, and as a Fellow of the Royal College of Surgeons. He is originally from Canada and completed his orthopedic surgery residency and medical school at the University of British Columbia in Vancouver, Canada. He completed a fellowship in spine surgery in 2000 at the University of Western Ontario in London, Canada. He completed a second spine fellowship in Nottingham England and a ...

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Noah T Kaufman, MD

ER MD | 20+ Yrs | Expert Witness | Objective Voice

Kaufman Medical Group, Inc.

Denver, Colorado

Emergency Medicine, Hospitalist - Sepsis, heart attack, stroke, trauma, standard of care, CHF, negligence, medical malpractice, causation, emergency medicine, abuse, chart review, trial testimony, prison, wrongful death, nursing home, testimony, medical legal review, Abscess, Pain and Suffering

Dr. Kaufman is Board Certified in Emergency Medicine and has provided opinion and deposition on numerous difficult cases for both sides. He remains in the minority of physicians his age who have never personally been sued for medical malpractice. Dr. Kaufman is a frequent on-air Medical Expert for the Denver NBC and CBS affiliates (see video at www.kaufmanmedicalgroup.com). As a Peer Review committee member and 15 year hardened Emergency Medicine Attending Physician, Dr. Kaufman has deep experience providing care at many different types of emergency medical practices and all different volumes and levels of acuity. Dr. Kaufman has experience teaching Emergency Medicine residents and medical school students. He has also written numerous published articles on physician networks/blogs. Letters of referral from attorneys available on request. Dr. Kaufman is punctual and thorough and has numerous attorney testimonials and repeat consultations and is the go-to expert for several large...

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Charolette Lippolis Condon, DO, MPH, FAPA

Psychiatry Expert – Trauma, Youth & Causation

Psychiatric Expert Consulting, LLC

Conifer, Colorado

Pediatric Psychiatry, Psychiatry - Trauma, Psychiatric Injury, Causation, Child Psychiatry, Adolescent Psychiatry, Wlderness Therapy, Troubled Teen Industry, Wrongful Death, Residential Treatment, Risk Assessment, Suicide, Standard of Care, Child Abuse, Neglect, Foster Care, Psychopharmacology, LGBTQ+, Records Review, Conversion Therapy, TTI

Psychiatry Expert Witness – Trauma, Causation, and Youth Residential Treatment Double board-certified psychiatrist in General Psychiatry and Child & Adolescent Psychiatry with over 20 years of clinical, leadership, and forensic experience. Actively practicing. Qualified as an expert in psychiatry over 200 times in Colorado and Texas state courts. Retained by both plaintiff and defense counsel in civil and criminal matters. My forensic work focuses on the evaluation of psychiatric injury, trauma, and causation across the lifespan, with particular expertise in children, adolescents, and young adults. I am frequently retained in cases involving complex clinical histories where assessment of contributing factors, pre-existing conditions, and the impact of treatment environments is central to the matter. I have extensive experience across the full continuum of psychiatric care, including emergency psychiatry, inpatient and residential treatment, group homes, outpatient care, and telep...

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Steven B Levine, MD

Steven Levine

Milford, Connecticut

Otolaryngology, Allergy & Immunology - Audiology, ear, Ear Nose & Throat, ENT, delayed diagnosis, causation, hearing, hearing loss, vertigo, dizziness, Otology, sleep apnea, snoring, tinnitus, patent, medical devices, intellectual property, voice, loss of smell, anosmia

Actively practicing award-winning board-certified Otolaryngologist-Head & Neck Surgeon (Ear, Nose & Throat). Former Yale, Cornell and Penn faculty. Medical degree from University of Rochester and residency at University of Pennsylvania. National and international invited speaker with publications related to hearing, sinus, allergy and throat disorders. Patent holder in hearing diagnostic device. Castle Connolly Top Doctor for >20 consecutive years. Leadership positions at state and national medical societies. Experienced expert witness (both deposition and trial).

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Connecticut

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Delaware

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Shawn A Hayden, MD, PhD, MBA

Harvard Trained Orthopedic Spine/Trauma Surgeon

Shawn A. Hayden MD PA

Florida

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Simon Dardashti, MD, MS

Pain Medicine Expert Witness | PI & Med Mal

Expert Medical Services LLC

Florida

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Martin J Landa, MD

Injury Causation Consultant Physician/Engineer

Martin Landa, MD LLC

Miramar Beach, Florida

Biomechanics, Emergency Medicine - Injury, Causation, Orthopedics, Trauma, Bioengineer, Physician, TBI, Concussion, Shoulder, Spine, MVA, Motor, Vehicle, Accident, Kinematics, accident reconstruction

I am a board-certified Emergency Medicine physician and Bioengineer with specialized expertise in injury causation analysis, independent medical examinations (IMEs), and medico-legal evaluation of trauma related to motor vehicle collisions. I currently serve as Medical Director of a clinic, where my clinical and analytical work is focused almost exclusively on collision-related injuries. My practice emphasizes mechanism-based medical analysis, integrating clinical medicine with principles of biomechanics, occupant kinematics, and force transmission. I routinely evaluate whether reported injuries are medically and biomechanically consistent with the described event, with careful consideration of timing, symptom progression, imaging findings, and alternative etiologies. With a foundation in engineering principles and decades of frontline trauma experience, I provide clear, defensible medical opinions grounded in objective data and peer-accepted medical reasoning. My work includes co...

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Paul Overton

Construction Defects Expert

Overton Engineering and Consulting

Doral, Florida

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Sophia M Edwards-Bennett, MD

Radiation Oncology Expert Witness

Lutz, Florida

Radiation Oncology, Oncology - radiation injury, misdiagnosis, standard of care, complications, lymphoma, delayed diagnosis, breast cancer, lung cancer, prostate cancer, head and neck cancer, skin cancer, rectal cancer, cervix cancer, uterus cancer, sarcoma/soft tissue tumor, brain tumor, spine tumor, malpractice, causation

Multiple award-winning, multi-state licensed, Board-Certified Radiation Oncologist with medical and oncology postgraduate education from Harvard's Cancer Therapeutics and Research Program, Memorial Sloan Kettering Cancer Center and Cornell Medical College. Fifteen (15) years as a practicing radiation oncologist, established and launched Radiation Oncology Centers nationally and internationally, and authored numerous peer-reviewed publications in the field of oncology. Equipped with extensive experience in treating cancer of all body sites utilizing a variety of radiation therapy delivery techniques. Invited speaker at numerous national and international conferences. Extensive teaching experience presenting educational content to a broad spectrum of audiences: from community outreach, cancer support groups and church events. Served on several committees including the ACRO (American College of Radiation Oncology) Membership Committee. Awards include: American Council Best in ...

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Patrick J Regan, DO

Fort Lauderdale, Florida

General Surgery - General/Acute Care Surgery, Associate Professor of Surgery, Peer Review Chairman, Quality Committee Chairman, Standards of Care, Causation, Patient Safety, Operating Room Safety Standards, Operating Room Policies and Procedures, Sham Peer Review, Fraud, External Peer Review, Federal/State cases

The Medical Expert Witness that you don't need a dictionary to understand! Dr. Patrick J. Regan has more than 30 years of experience in General Surgery, Acute Care Surgery, Trauma Surgery and the Medico-Legal realm. Dr Regan trained at the World Renowned Cleveland Clinic Foundation. Dr Regan has built programs and is in active surgical practice. Dr Regan is actively teaching and holds academic appointments. He is Board Certified in General Surgery by the American Board of Surgery. In addition to his academic appointments, Dr Regan supervises other healthcare practitioners and is experienced in their scope of practice. Dr Regan also consults with the Prosecution Services Unit of the Florida Board of Medicine. He has extensive experience in the areas of Peer Review, External Peer Review, Sham Peer Review, Bad Faith Peer Review and medical staff quality issues having served both as a member and as Chairman of various hospitals Peer Review Committees and Quality Committees. Dr Regan al...

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Timothy Bundy, DO, CIME, CLCP, CMCPS, ATC

Physician Life Care Planner

National Life Care Planners

Tampa, Florida

Pain Management - Medicine, Life Care Planning - Physical Medicine and Rehabilitation, PM&R, Traumatic Brain Injury, TBI, sports medicine, IME, traumatic injuries, complex regional pain syndrome, CRPS, defense and plaintiff, Tampa, Florida, Impairment Ratings, Causation, Permanency, Independent Medical Examiner, Physician Expert Witness, Physician Life Care Planning

Board-certified in Brain Injury Medicine, Pain Medicine, and Physical Medicine and Rehabilitation with over 25 years of experience. Expertise in the areas of musculoskeletal, spine, brain, and central and peripheral nerve injuries, as well as disability and sports medicine. Active clinical practice. Certified Independent Medical Examiner and Certified Physician Life Care Planner. Has performed over 500 Future Cost of Care and Life Care Plan assessments. Experienced expert at trial and has testified in over 100 depositions. Medical licenses in Florida, Pennsylvania, Minnesota, and Kansas.

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Lawrence M. Hurvitz, MD

Ophthalmology Glaucoma Cataract 44 Years

Gulf Coast Glaucoma Clinic-Retired after45 years

Sarasota, Florida

Ophthalmology - Glaucoma, Cataract Surgery, standard of care, surgical complications, optometry, malpractice, trabeculectomy, migs, laser surgery, eye injury, optic nerve, inadequate examination, causation, visual field test, oct, electronic records, informed consent, abandonment, inadaquate documentation, eye surgery

HONORS/ACCOMPLISHMENTS Founder: Sarasota/Manatee Chapter, Nat’l Society to Prevent Blindness Honors Award-American Academy of Ophthalmology “Filtration Surgery Course” Instructor (9 years) Annual Meeting American Academy of Ophthalmology Affiliate Associate Professor of Ophthalmology-University of South Florida, College of Medicine, Tampa Chairman, “Glaucoma 2001 Project”-State of Florida-1996-1998 Medical Consultant, Florida Agency for Healthcare Administration 2000-2005

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Joshua Rotenberg, MD MMS

Peds/Adolescent Neuro TBI Sleep Epilepsy CP Autism

Houston Specialty Clinic - Child & Adolescent Neurology

Florida

Brain Injury Medicine, Pediatric Neurology - Traumatic brain injury, Trucking bus accident, sleep apnea, cerebral palsy, catastrophic injury, epilepsy, HIE hypoxia ischemic encephalopathy cooling, autism, Cruise ship Resort , concussion, Near drowning, Life care plan rebuttal, eeg, medical literature, Tbi, Supervision negligence, sleep disorders, seizures, Causation, Daubert

Dr. Joshua S. Rotenberg, MD MMS Board-Certified Pediatric Neurologist | Expert Witness & IME Houston, Texas | Licensed TX | Expert License FL | Available Nationwide WHO HE IS Dr. Rotenberg is a board-certified pediatric neurologist with 20+ years of active clinical practice and 200+ medico-legal cases across plaintiff and defense. He maintains a busy clinical practice at Houston Specialty Clinic, a multi-location pediatric neurology and sleep medicine center in Houston, ensuring every opinion is grounded in current real-world patient care -- not textbooks or retirement. He calls balls and strikes. His opinions are independent of retaining party, every time, regardless of who retains him. CREDENTIALS AT A GLANCE Dual ABPN Board Certification -- Neurology and Child Neurology UCNS Diplomate -- Behavioral Neurology and Neuropsychiatry (fewer than 200 in the US) Subspecialty Certified -- Brain Injury Medicine, Epilepsy, Sleep Medicine USAF Veteran -- Former Chief, Pediatric Neurology, ...

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Florida

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John Thomas

Trusted Orthopedic Expert for Medicolegal Cases

Intercoastal Medical Group

Sarasota, Florida

Orthopedic Surgery - orthopedic, orthopaedic, spine, hip, knee, ankle, neck, elbow, shoulder, hand, foot, wrist, nerve injury, fracture, PIP, slip and fall, malpractice, causation, hip replacement, knee replacement

Dr. John Thomas is a board-certified orthopedic surgeon who completed his orthopedic surgery residency at Orlando Health and a Reconstructive and Hip Preservation Fellowship at Orthopedic Centers of Colorado in Denver. He maintains hospital affiliations with Lakewood Ranch Medical Center, Doctors Hospital, and Sarasota Memorial Hospital. Beyond his clinical practice, Dr. Thomas has experience performing Compulsory Medical Examinations (CMEs) and Independent Medical Record Reviews, demonstrating his competence in providing objective medical assessments and his comfort offering expert opinion within the legal arena. His expertise in orthopedic surgery and reconstructive care positions him to evaluate causation, treatment appropriateness, and surgical decision-making across a wide range of conditions - from general orthopedic issues to complex knee and hip pathology. Known for his clear communication and thorough, well-reasoned reports, Dr. Thomas is highly responsive and readily ava...

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Ariel F Grajales Cruz, MD

Hematology Oncology Expert Witness | Malpractice

Miami, Florida

Hematology, Oncology - Multiple Myeloma, Immunotherapy, Malignant hematology, Plasma cell dyscrasias, Causation, CAR-T cell therapy, Leukemia, Smoldering, Lymphoma, Stem cell transplant, Amyloidosis, POEMS, Chemotherapy, Blood cancer, Waldenstrom’s macroglobulinemia, MGUS, Bone marrow , Bispecific antibodies, Refractory, Cytogenetics

Dr. Ariel F. Grajales-Cruz, MD is a triple board-certified physician in Internal Medicine, Hematology, and Medical Oncology, internationally recognized for his expertise in multiple myeloma, hematologic malignancies, CAR-T cell therapies, and bispecific antibody treatments. With a strong record in clinical practice, research, and consulting, he is widely sought as a medical expert witness, advisor, and opinion leader. Dr. Grajales-Cruz is an Assistant Member in Malignant Hematology & Cellular Therapy at Moffitt Cancer Center in Tampa, Florida, a leading cancer research institution. His practice focuses on plasma cell disorders, leukemia, lymphoma, and complex blood cancers, with special emphasis on novel immunotherapies. He plays an active role in clinical trial development and real-world evidence studies, bridging patient care and pharmaceutical innovation. In 2022, he founded Grajales Medical Solutions Corp, a consulting practice providing expert medical opinions, litigation suppo...

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MATTHEW B. NESSETTI, M.D., Ph.D., J.D.

Court Ready Psychological & Medical Evaluations

AllCare Medical Centers, P.C.

bradenton, Florida

Psychology, Medical Management - Medical Psychology, Medical Management, Forensic Psychology, Psychopharmacology, Psychological Assessment, Medical Malpractice, Medical Legal, Standard of Care, Medical Damages, Psychological Damages, Psychotherapy, Causation, Independent Medical Examiner, Disability, Psychological Injury, Medical Injury, Family Medicine

Dr. Matthew B. R. Nessetti, MD, PhD, JD, provides independent, court-defensible forensic psychological and medical evaluations across Florida and multiple U.S. jurisdictions. A board-certified family physician (ABFM) and board-certified medical psychologist (ABMP), Dr. Nessetti integrates medical, psychological, and legal expertise to produce clear, evidence-based reports and expert opinions. His evaluations are objective, timely, and aligned with current professional and ethical standards. Attorneys, insurers, and courts rely on his analyses for civil litigation, disability determinations, independent medical evaluations (IMEs), and malpractice defense. Dr. Nessetti’s multidisciplinary credentials ensure forensic opinions that stand up to cross-examination. Core Services: Civil & Personal-Injury Evaluations — Psychological injury, emotional damages, causation analysis. Disability Determinations — Independent assessments for SSA, private carriers, and employers. Independent M...

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Mohamed K. Shaath

Orthopedic Trauma Surgeon Expert Witness

Orlando Health Jewett Orthopedic Institute

Orlando, Florida

Orthopedic Surgery - orthopedic, orthopaedic, shoulder, elbow, hip, knee, foot, ankle, nerve injury, fracture, PIP, slip and fall, malpractice, causation, dislocation, arthritis, orthopedic surgery, trauma, deformity, complex

M. Kareem Shaath, MD, is a fellowship-trained orthopedic trauma surgeon and Chief of Orthopedic Research with the Orlando Health Jewett Orthopedic Institute. Certified by the American Board of Orthopedic Surgery, Dr. Shaath has advanced training in caring for severely injured patients with complex fractures and dislocations. He treats injuries to the upper and lower extremities as well as the pelvis and acetabulum. He also treats patients with complex orthopedic conditions such as infected or non-healing fractures, post-traumatic deformities, and sacroiliac arthritis. Dr. Shaath has also published extensively and is a frequent presenter at national and international medical conferences. Beyond his research and clinical practice, Dr. Shaath has experience performing Compulsory Medical Examinations (CMEs) and Independent Medical Record Reviews in 40+ cases, demonstrating his competence in providing objective medical assessments and his comfort offering expert opinion within the lega...

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Kelley Pratt, MD

Emergency Medicine – Director, ED Ops & Policy

Florida

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David E. Feiner, MD

Trusted Expertise in Medical Legal Cases

Sports Medicine Institute and Fx3 Holdings

Clermont, Florida

Orthopedic Surgery, Hand Surgery - orthopaedic, spine, hip, knee, ankle, neck, elbow, shoulder, hand, foot, wrist, tendon, fracture, PIP, slip and fall, malpractice, causation, nerve injury

Dr. David Edward Feiner, MD, is a board-certified orthopedic surgeon and Fellow of the American Board of Orthopedic Surgery. His comprehensive expertise spans the full spectrum of orthopedic care, including trauma, peripheral nerve, microsurgery, and hand and upper extremity surgery. Dr. Feiner provides specialized treatment for patients of all ages, including pediatric cases, and offers expert opinions and recommendations for a wide range of conditions, from general orthopedic issues and spine injuries to sports-related and hand/nerve injuries. Beyond his clinical practice, Dr. Feiner has experience performing Compulsory Medical Examinations (CMEs), Independent Medical Examinations (IMEs), and Independent Medical Record Reviews, demonstrating his competence in providing objective medical assessments. He is comfortable offering his expert opinion within the legal arena. Known for his excellent and prompt communication, Dr. Feiner is highly adaptable and readily available. He is al...

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Ahmer Ghori, MD

Orthopaedic Spine Surgeon: Standard of Care Expert

Florida

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Grant Schneider, DC

Failure to Diagnose and Refer Expert

Foundation Chiropractic

Juno Beach, Florida

Chiropractic - Spinal Manipulation Injury, Decompression Injuries, Spine Expert, Failure to Diagnose, Causation, Personal Injury, Whiplash, Disc herniation, Nerve Injury, Sexual Boundaries, Rib Fracture, Vertebral Artery Dissection, Excessive Force, Chiropractor Negligence, Stroke, Informed Consent, Pre-suit Review, Red Flag, Record Falsification

Grant Schneider, DC Owner & Treating Clinician, Foundation Chiropractic – Juno Beach, FL Since 2015, I have dedicated my practice to direct clinical patient care, which consistently informs my expert witness work. My caseload includes trauma, geriatric, neurological, degenerative, comorbid and co-managed cases, which effectively hone chiropractic standard of care concepts in a wide variety of clinical conditions. My publications appear in Annals of Vertebral Subluxation Research and Journal of Pediatric, Maternal, and Family Health. I trained under SEAK in expert witness practice development in 2023. I am licensed in Florida and Michigan but can generally provide opinions and testimony nationwide.

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Shawn A Hayden, MD, PhD, MBA

Harvard Trained Orthopedic Spine/Trauma Surgeon

Shawn A. Hayden MD PA

Georgia

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Georgia

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Joshua Rotenberg, MD MMS

Peds/Adolescent Neuro TBI Sleep Epilepsy CP Autism

Houston Specialty Clinic - Child & Adolescent Neurology

Georgia

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Paul Overton

Construction Defects Expert

Overton Engineering and Consulting

Georgia

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Mark D Santi, MD

Orthopedic Surgery - Univ of Hawaii Faculty

Honolulu, Hawaii

Orthopedic Surgery, Sports Medicine - trauma, arthritis, lower extremity reconstruction, sports injuries, fracture care, accidents, causation, operating room safety, hospital liability

Over 30 years of operative orthopedic experience treating traumatic and sports related injuries with a subspecialization in lower extremity deformity and arthritis. Over 18 years experience as Chief of Surgery overseeing all surgical departments and anesthesia at a major metropolitan hospital and its affiliated clinics. Over 10 years experience as the orthopedic team physician at a Division 1 NCAA football program providing on field coverage. Over 25 years experience in report writing, deposition and trial testimony. Clinical Assistant Professor at the John A Burns School of Medicine, Univ of Hawaii, Dept of Surgery teaching orthopedic residents and students since 1994.

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Joanne Halbrecht, MD

Halbrecht Orthopedics Biologics and Sports Medicine

Hayden, Idaho

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Illinois

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Eric M Orenstein, MD, MBA

Adult Reconstruction Surgery Orthopedic Physician

IU Health Arnett Hospital

Illinois

Orthopedic Surgery, Independent Medical Examinations - Hip and Knee Replacements, Revisions, Sports Injuries, Knee Arthroscopies, Arthritis of Hip and Knee, Fracture Care, Rotator Cuff Surgery, Independent Medical Evaluations, Joint Reconstruction, Hip Specialist, Knee Specialist, Causation

I am a board-certified fellowship trained orthopedic surgeon in my 39th year of practice. I am fellowship trained in Joint Reconstructive Surgery specializing in hip and knee replacements including partial knee replacement, anterior hip replacement and complex revision surgeries. I am participating in the Maintenance of Certification and am Board Certified through December 31, 2038. I am licensed in Indiana, Ohio, Washington state, South Dakota, Illinois, Wisconsin, and Oregon. I have an Expert Witness Certificate in Florida. I perform file reviews including medical necessity reviews and quality reviews, independent medical exams, and have been an expert witness in malpractice and personal injury cases. I also perform Disability Reviews and Medical necessity reviews for the Department of Labor. I am a fellow of the American College of Surgeons, AAOS, AAHKS, OTA and am on the Editorial Board of the Journal of Arthroplasty. I am an Adjunct Clinical Assistant Professor of Orthopedi...

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Ahmer Ghori, MD

Orthopaedic Spine Surgeon: Standard of Care Expert

Illinois

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Matthew Nobari, MD

Associate Professor of Pulmonary/Critical Care Med

Pro PCCM Consulting LLC

Maywood , Illinois

Pulmonary Disease, Pulmonary Critical Care Medicine - Sepsis/infection, ARDS, Respiratory Failure/vent, Intubation, PE/DVT, Asbestos, Asthma/cough, COPD, Emphysema, EBUS, Bronchoscopy, Lung cancer, Hypoxia/mis-intubation/airway, Acute renal failure, Heart Failure, Interstitial Lung Disease, Smoke/mold/COVID, Occupational injury, Causation, Tracheostomy

Matthew Nobari, MD, is a clinician educator, researcher, and triple board-certified in internal medicine, pulmonology and critical care. He provides full-time care to patients with a variety of diseases including, but not limited to, chronic obstructive pulmonary disease (COPD), pulmonary hypertension, asthma, interstitial lung disease, lung cancer, sepsis, and acute respiratory distress syndrome (ARDS). He is committed to providing comprehensive care to all of his patients. Dr. Nobari is actively involved in the teaching and mentorship of medical students, residents and fellows at Loyola University Chicago Stritch School of Medicine and Loyola University Medical Center. Prior to joining Loyola, Dr. Nobari was Assistant Professor of Medicine at University of California San Diego where he was clinical faculty of the year (2021), interim director of Interventional Pulmonary (2018-2020), and received the White Ribbon Award for Lung Cancer Care. While at UCSD, he served as a mentor for...

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Eric M Orenstein, MD, MBA

Adult Reconstruction Surgery Orthopedic Physician

IU Health Arnett Hospital

Lafayette, Indiana

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Derron K Wilson, MD, FIPP

Personal Injury, Malpractice & Pain Expert Witness

Goodman Campbell Brain & Spine

Carmel, Indiana

Pain Management - Medicine, Anesthesiology - Personal Injury, Medical Malpractice, Causation, Breach of Standard of Care, Plaintiff & Defense Depositions, Chronic Pain, CRPS, Neuromodulation, Spinal Cord Stimulation (SCS), DRG Stimulation, Interventional Spine, Disability, Procedure Complications, IME, Record Review, Slip & Fall, Motor Vehicle Accidents, Workplace Injuries

Trusted by attorneys nationwide for expert witness services in personal injury, medical malpractice, causation, and breach of standard of care, Dr. Derron K. Wilson, MD, FIPP is a board-certified, fellowship-trained interventional pain physician with over 20 years of active clinical practice. He specializes in Complex Regional Pain Syndrome (CRPS), neuromodulation (Spinal Cord Stimulation, Dorsal Root Ganglion therapy, intrathecal pumps), and interventional spine procedures. Dr. Wilson provides expert reports, depositions, and trial testimony for both plaintiff and defense, with a reputation for delivering clear, evidence-based opinions in high-stakes litigation. Expert Witness Services: Causation & Breach of Standard of Care Analysis Deposition & Trial Testimony (Plaintiff & Defense) Independent Medical Exams (IME) & Medical Record Review Narrative Expert Reports & Rebuttals Medical Necessity & Utilization Review Chronic Pain, CRPS & Disability Evaluations Spine Procedure & Devi...

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Ahmer Ghori, MD

Orthopaedic Spine Surgeon: Standard of Care Expert

Fort Wayne, Indiana

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Edward Stapleton

Occ Med Expert Witness: IME, Causation, Lost Wages

Kansas

Occupational Medicine, Preventive Medicine - Occupational Medicine, Expert Witness, IME, Worker's Compensation, Causation, AMA Guide, Impairment Ratings, Functional Capacity, Lost Wages, Occupational Exposure, Toxic Exposure, Noise, Repetitive Trauma, Rotator Cuff, Knee, Spine, Missouri Prevailing Factor, Disability, Return-to-Work, Medical Malpractice

Dr. Austin Stapleton, MD, MPH, NPI 1508279142 Dual Board-Certified in Occupational Medicine & Preventive Medicine/Public Health I am a physician specializing in workplace injuries, occupational exposures, and medical causation analysis. My practice, Dr. Stapleton | The Injury Evaluator, is dedicated to bridging the gap between medicine and law. I provide expert witness services, Independent Medical Examinations (IMEs), causation reports, impairment ratings, and consulting for workers’ compensation and personal injury litigation. My background includes service as a Peace Corps Volunteer in Niger, West Africa, where I worked as a community health agent, and medical residency training with the U.S. Army. I am fluent in Spanish and have worked extensively with companies such as General Motors, Boeing, and Amazon, performing clinical assessments, causation evaluations, and job site hazard analyses. This unique blend of military, global health, and corporate experience allows me to brin...

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Timothy Bundy, DO, CIME, CLCP, CMCPS, ATC

Physician Life Care Planner

National Life Care Planners

Kansas

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Michael J. Johnson, MD

Salina Ortho

Salina, Kansas

Orthopedic Surgery, Independent Medical Examinations - Orthopedics, Trauma, Auto Accidents, Motor Vehicle Accidents, Criminal, Whiplash, Causation, Malpractice, Personal Injury, Work Related Trauma, Independent Medical Exams, Standard of Care, Medical Records Review, Spine Care Nonoperative, Fracture, Falls, Neck Pain, Back Pain, Disorders of Spine

Dr Johnson is board certified in Orthopaedic Surgery. Fellow with the American Academy of Orthopedic Surgery. He is a Clinical Assistant Professor for the University of Kansas School of Medicine-Salina and Lead Preceptor for the surgical subspecialty rotation. He is the anatomy/cadaver lab preceptor for the medical students. He teaches family practice residents for the Smoky Hill Family Practice residency program. He did his residency at the University of Kansas-Wichita branch. He practices general orthopedic surgery in an active surgical practice in Salina, KS. He has practiced for 27 years and is still in active practice. He is licensed in Kansas, Washington and Tennessee. He is Medical Director for Salina Surgical Hospital. He has experience in deposition and live trial testimonies (63 times in the last 4 years:2021-2024). Dr Johnson has several years of experience as an expert witness in a wide variety of cases including medical malpractice, workman's compensation, criminal ...

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Amanda Mallory Spillman, DMSc, PA-C

Orthopedic Physician Assistant Expert Witness

White Coat Medical Legal Consulting

Walton, Kentucky

Orthopedic Surgery, Physician Assistant - Physician Assistant, Merit Review, PA Standard of Care, Medical Cost Projection, IME Report Writing, Audit Trail, Orthopedics, Spine Surgery, Sports Medicine, Orthopedic Urgent Care, Emergency Medicine, Auto Accident, Slip and Fall, Spine Injury, EMR, Causation, Triage, Personal Injury, Medical Malpractice

Amanda is an Orthopedic PA with over 19 years of clinical practice experience in orthopedics including orthopedic urgent care and spine surgery and emergency medicine. She received her Doctor of Medical Science from A.T. Still University in 2024 and her Master of Science in Physician Assistant Studies from the University of Kentucky in 2007. She obtained her Certification in Medical Legal Consulting from the University of Tennessee in 2024. In addition to clinical practice, she serves as Adjunct Faculty for South College's Doctor of Medical Science program and lectures for Thrive AP's Orthopedic Upskilling program. Amanda also serves as a Director at Large for the Academy of Physician Assistants in Legal Medicine (APALM) and serves on the Judicial Affairs Commission for the American Academy of Physician Associates (AAPA). She also participates in orthopedic medical missions in Nicaragua assisting with total joints and spine surgery. Amanda has served as an expert witness in ...

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Louisiana

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Gary L. Jackson, P.E., CSP, CFEI

Engineering, Safety & Fire - Expert Investigations

System Engineering And Laboratories Corporation (SEAL Corp)

Louisiana

Engineering, Safety - Fire Origin and Cause, Equipment Tractors Cranes, Structural, Explosion, Construction Safety, Accident, Marine, Premises, Design Defects, Manufacturing Defects, Watercraft, Plumbing, Failure Analysis, Construction Defects, Causation, Forensic, Slip Trip & Fall, ATV/UTV, Material, Mechanical

Mr. Jackson has 27+ years' experience as an Engineer with a Bachelor of Science in Mechanical Engineering from Texas A & M University graduating in 1984. Mr. Jackson has testified as an expert witness over 100 times in his career. Mr. Jackson is a licensed Professional Engineer in the states of Texas and Louisiana. he also holds national certifications in safety as a CSP - Certified Safety Professional, CFEI - Certified Fire & Explosion Investigator, Certified Drone Pilot, and state licenses as a Private Investigator, Certified Security Officer, Personal Protection Officer - Texas Private Security. Mr. Jackson is currently a member of the National Association of Fire Investigators and has previously been a member of NSPE, SAE, NFPA, and previously a certified firefighter, certified scuba diver, among other pursuits. Mr. Jackson has testified on a wide variety of subjects for both plaintiff and defense matters. His early professional experience began with NASA/JSC as a support...

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Maine

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Michael B. Jacobs, MD, MPH

Pain Mgmt Expert | Board-Cert | Navy Veteran

Potomac, Maryland

Pain Management - Medicine, Physical Medicine & Rehab - Future medical care needs, Chronic Pain, Spinal Cord Stimulator, SCS, DRG, PNS, Pain Pump, Epidural injection, Radiofrequency, Future medical damages, Life care plan, Complex Regional Pain Syndrome, CRPS, Nerve Injury, Post-Operative Pain, spinal cord injury, Opioid overdose, Procedure Complication, Sacroiliac joint fusion, Causation

Dr. Jacobs is a triple board-certified physician in Pain Medicine, Physical Medicine & Rehabilitation, and Occupational Medicine, with over 25 years of clinical experience. He is a U.S. Navy veteran who served as Director of Pain Medicine at Walter Reed National Military Medical Center and as a specialty consultant to the Navy Surgeon General and the White House Medical Unit. Dr. Jacobs previously served as an Associate Professor of Anesthesiology at Georgetown University School of Medicine, reflecting his strong commitment to education and academic medicine. He currently maintains an active clinical practice specializing in interventional pain management. Throughout his career, Dr. Jacobs has contributed to advancing the field through peer-reviewed publications, lectures at national medical conferences, and participation on the Guidelines Committee for the American Society of Regional Anesthesia and Pain Medicine. Expert Witness Experience • Over the past 4 years, Dr. Jacobs has...

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Maryland

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Christopher M Worsham

Physician-epidemiologist | Harvard Faculty

Boston, Massachusetts

Epidemiology, Internal Medicine - public health, health policy, health economics, causal inference, econometrics, pulmonology, critical care, data analysis, insurance claims, health services, statistics, research, intensive care, hospital, causation, data science, outcomes, artificial intelligence

Dr. Christopher M. Worsham uses epidemiologic and econometric methods to perform large database research on causal associations, physician behavior, resource utilization, and health care policy as a faculty member of Harvard Medical School. He is also a practicing pulmonary and critical care physician at Massachusetts General Hospital and applies evidence-based medicine in his provision of health services and evaluation of scientific questions in health care settings. Dr. Worsham has particular research interest in the intensive care unit, for which he has received a career development grant award from the Agency for Healthcare Research in Quality. His research has been published in peer-reviewed journals including The New England Journal of Medicine, The BMJ, and JAMA Internal Medicine. An advocate of public education about medicine, health, statistics, epidemiology, and biomedical sciences, Dr. Worsham coauthored the book "Random Acts of Medicine" and has written for popular publi...

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Sunny Jain, MD

Frontline Hospitalist & IM Expert

SecondOpinion.org

Cambridge, Massachusetts

Hospitalist, Internal Medicine - Altered Mental Status, Documentation, Hospital Medicine, Acute Care, Inpatient Care, Standard of Care, Medical Malpractice, Failure to Diagnose, Failure to Treat, Clinical Deterioration, Sepsis, Respiratory Failure, Aspiration, Stroke Complications, Medication Management, Discharge Planning, Readmission, Failure to Escalate, Causation

Board-certified Internal Medicine physician and frontline hospitalist with 12 years of active inpatient experience. Assistant Professor of Medicine and Family Medicine at UMass Chan Medical School. Available for plaintiff and defense case reviews involving hospitalist standard of care, acute care decision-making, clinical deterioration, sepsis, respiratory failure, aspiration pneumonia, stroke complications, altered mental status, discharge safety, medication management, documentation, causation, and damages. Dr. Sunny Jain actively practices as a hospitalist at Health Alliance Hospital in Leominster, Massachusetts. He reviews cases from the perspective of a current inpatient physician who makes real-time decisions about admission, monitoring, escalation of care, transfer, discharge, medication management, consultant involvement, and response to evolving clinical data. His medical-legal work focuses on whether the care provided was clinically reasonable under the circumstances, wh...

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Massachusetts

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Michigan

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David E Weissman, MD

Internal Medicine Physician - 25 Years Experience

Royal Oak, Michigan

Internal Medicine - Internal Medicine, Primary Care Physician, Internist, Adult Primary Care, Outpatient Medicine, Hypertension, Diabetes Mellitus, Myocardial Infarction, Stroke, Sepsis, Cancer Diagnosis, Medication Management, Adverse Drug Events, Preventive Medicine, Chest Pain, Standard of Care, Delayed Diagnosis, Medical Malpractice, Causation

Dr. David Weissman brings a uniquely analytical perspective to his medical-legal consulting, beginning his academic career with a Bachelor of Science in Aerospace Engineering from the University of Michigan. This foundational training in complex, evidence-based problem-solving has informed his 25-year career as a board-certified internal medicine physician in a busy outpatient primary care setting. For the past 11 years, he has operated a concierge medical practice, providing comprehensive and detailed primary care for adults. Dr. Weissman's background includes a significant commitment to medical education. He formerly served as a Clinical Assistant Professor at Wayne State University School of Medicine (until 2014), where he taught and mentored 3rd and 4th-year medical students. He also has prior experience teaching internal medicine residents at what is now Corewell Health University Hospital–Royal Oak (formerly William Beaumont Hospital), underscoring his long-standing role as a...

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James J Drinane, DO

Hand & Upper Extremity and Plastic Surgery Expert

James Drinane Professional Services

Minneapolis, Minnesota

Hand Surgery, Plastic Surgery - nerve injury, burn, wounds, tendon injury, brachial plexus, fractures, arthritis, trauma, deformity, birth injury, infection, compartment syndrome, osteomyelitis, workers compensation, Independent Medical Examinations and IMEs, hand, wrist, elbow, complex regional pain syndrome, causation

Areas of service: • Independent Medical Examinations (IMEs) • Medical Records Review • Causation analysis • Functional capacity and impairment evaluations • Disability and impairment ratings • Maximum Medical Improvement (MMI) determinations • Work-related and repetitive use injuries • Gillette injuries • Record reviews • Deposition and trial testimony I am a board certified hand and upper extremity specialist and plastic surgeon. I am fellowship trained in orthopedic hand surgery. I have extensive and specialized training in a multitude of acute and chronic conditions in the upper limb. I am able to diagnose and treat a multitude of musculoskeletal orthopedic conditions of the upper extremities including fractures, muscle, tendon, ligament injuries, nerve injuries, and arthritis among others. I am able to diagnose and treat a multitude of plastic surgery related conditions of the head and neck, body, upper and lower extremities as well. I am well versed in the treatment of burns...

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Timothy Bundy, DO, CIME, CLCP, CMCPS, ATC

Physician Life Care Planner

National Life Care Planners

Minnesota

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Mississippi

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Edward Stapleton

Occ Med Expert Witness: IME, Causation, Lost Wages

Kirkwood, Missouri

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Kenneth "Kenny" Stein, MD

Triple Board Certified / Has Testified 300 times

St. Louis, Missouri

Emergency Medicine, Critical Care Medicine - Personal Injury, Conscious Pain & Suffering , Sepsis/Septic Shock, MI, Wrongful Death, PE, Critical Care, Epidural Abscess, Aortic Dissection, Miscommunication, Intensive Care, ICU, Trauma, Stroke, Audit Trails, Truck Accidents, Pressure wound, Causation, Nursing Home, Falls

Dr. Stein excels in providing testimony that is credible, clearly understandable and serves to educate the Judge & Jury about the science, the medicine and the facts as they relate to negligence, causation and damages. Dr. Stein has extensive experience in providing medical-legal expert services and has been retained in over 800 cases (both plaintiff and defense) in over 45 US States & Territories. Dr. Stein has provided deposition testimony over 250 times and trial testimony 50 times. Dr. Stein furnishes an unbiased opinion on medical malpractice and negligence cases, as well as personal injury and wrongful death cases not guaranteeing a favorable outcome but providing an honest assessment. Services Dr. Stein provides include: Survey of cases for merit, Medical chart review and analysis, Preparation for opposing expert deposition and cross-examination, Medical literature search, Expert witness testimony. Audit trail and ESI recommendations. Dr. Stein was formerly Assistant P...

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Timothy Bundy, DO, CIME, CLCP, CMCPS, ATC

Physician Life Care Planner

National Life Care Planners

Missouri

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Judy L Schmidt, MD, FACP

Mayo-Trained Hematology/Oncology Expert Witness

Judy L Schmidt MD FACP

MIssoula, Montana

Oncology, Hematology - Delayed Diagnosis of Cancer, Failure to Follow Established Clinical Guidelines, Adverse Drug Side Effects, Failure to Follow Chemotherapy and Radiation Therapy Guidelines, Informed Consent, Analysis of Medical Errors on Patient Quality of Life, Causation

I am a triple board certified and Mayo-trained Hematologist/Medical Oncologist offering 24/7 medical consultation for clients with cancer and complex internal medicine diseases. I actively manage patient care. I am available for medical legal expert witness cases (plaintiff and defense). I have assisted in over 450 cases and done numerous reports, depositions (112) and several trials (27) since 1996 (as of March 26, 2026). I am board certified in Internal Medicine, Hematology and Medical Oncology. My Hematology/Medical Oncology training was at the Mayo Clinic in 1985-88. I worked in Missoula, Montana from November 1988 until June 2010. I joined Maui Medical Group in June 2010. In March 2011, I opened up a medical consultation and expert witness business - Quality Cancer Care/Judy L Schmidt MD FACP. I have been a very active member of ASCO (American Society of Clinical Oncology); this has included numerous positions associated with Medicare and Quality Cancer Care. ASCO asked m...

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Simon Dardashti, MD, MS

Pain Medicine Expert Witness | PI & Med Mal

Expert Medical Services LLC

Nevada

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Daniel Laird, MD, JD, MFA

Medical Billing, Usual & Customary All Specialties

Flamingo Medical Clinic

Las Vegas, Nevada

Pain Management - Medicine, Medical Billing - Usual and Customary Billing, Medically Necessary Billing, Causation, Anesthesiology, Opioids, Pain Management, Overdose, Medication Overdose, Addiction, Airway, Legal Medicine, Reasonable Medical Billing, Soft Tissue Injury, Pre-Existing Conditions, Obstructive Sleep Apnea, Oversedation, Respiratory Arrest, Cardiac Arrest, Code Blue

Expert has extensive experience in analysis of medical billing. Expert is able to determine whether medical and health care bills are usual, customary, reasonable, medically necessary, and related to the incident or accident in question. All specialties and all States and geographic locations. Expert has broad general medical experience including primary care, pain medicine, addiction medicine, surgery, critical care, perioperative medicine, etc. Special interest in opioids, benzodiazepines, sedation, anesthesiology, obstructive sleep apnea, oversedation, respiratory arrest, cardiac arrest, chronic pain, acute pain, and wrongful death. Expert also has experience in paramedical and ancillary medical billing including PT, laboratory, rehabilitation, diagnostic imaging, emergency medical services, ambulance, diagnostic testing, etc.

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Andrew Williams, MD

Experienced Emergency Medicine Expert

New Hampshire

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Andrew Williams, MD

Experienced Emergency Medicine Expert

New Jersey

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Jack Leo

Security & Premises Expert - Ret. U.S. Marshal

The Probity Group

Somers Point, New Jersey

Premises Liability, Security - Negligent Security, Premises Liability, Inadequate Security, Foreseeability, Security Adequacy, Incident Causation, Apartment Security, Hotel Security, Parking Lot Security, Retail Security, Nightclub Security, Casino Security, Law Enforcement Practices, Use of Force, CPTED, Marina, Maritime, Bar, Causation, Restaurant

Jack Leo is the Founder and Principal Consultant of The Probity Group, a security consulting and investigative firm specializing in premises liability, negligent security, law enforcement practices, security operations, and protective methodologies. He is a former senior federal law enforcement executive and security professional with nearly three decades of progressively responsible leadership in high-risk investigative, protective, and security environments. A veteran of both the U.S. Navy and U.S. Air Force, Mr. Leo began his federal career as a United States Border Patrol Agent before serving in the United States Marshals Service, ultimately attaining the position of Chief Deputy U.S. Marshal — the highest field-based leadership position within the agency. Over the course of his career, he directed and supervised complex investigations, fugitive apprehensions, witness protection operations, security assessments, and protective assignments across the United States and internatio...

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Andrew J.B. Cohen, PhD, PH

Contaminant Hydrogeologist

GroundwaterU, LLC

Westfield, New Jersey

Environmental, Hydrology - PhD UC Berkeley, Certified Hydrologist, National Practice, PFAS AFFF PFOA PFOS, Benzene, Chlorinated Solvents, 1 4-dioxane, Forensic Analysis, Modeling, Visualization, Metals, Source Identification, Apportionment, Causation, Expert Rebuttal, vinyl chloride, Groundwater Contamination, Bedrock, Groundwater pollution, Hydrogeologist

CONTAMINANT HYDROGEOLOGIST: Forensic Hydrogeology, Contaminant Fate and Transport, Site Remediation, Contaminant Source & Timing Analysis, Causation Reports & Rebuttals, Apportionment Analysis, PRP Identification, and Liability Allocation. Groundwater pollution, groundwater contamination, soil contamination, sediment contamination, surface water contamination. EXPERIENCE: 30+ years in consulting, litigation support, research, and teaching. ACADEMICS: PhD UC Berkeley; Research Associate, Lawrence Berkeley National Laboratory; Adjunct Professor LEAD AUTHOR of an internationally recognized book about groundwater fundamentals SPECIALITIES: Groundwater, soil, sediment, and surface water contamination; PFAS, AFFF, PFOA, PFOS, 1,4-dioxane, benzene, emerging contaminants, BTEX, chlorinated solvents (e.g., TCE, PCE, vinyl chloride), vapor intrusion, DNAPL, LNAPL, chromium, CERCLA, RCRA, Superfund, UST, spills, biosolids, landfill, leaching, bacteria, fractured bedrock hydrogeology, risk ...

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Paul Saiz, MD, FAAOS, CIME

Spine surgery and coding expert

3 Crosses Orthopedic Spine

Las Cruces, New Mexico

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Kelley Pratt, MD

Emergency Medicine – Director, ED Ops & Policy

New York

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Andrew Williams, MD

Experienced Emergency Medicine Expert

New Rochelle, New York

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Robert A. Craven, MD, SFHM, FACP, CHCQM-PHYADV

Craven Medical Consulting, LLC

North Carolina

Nursing Homes, Hospitalist - Nursing home, hospital medicine, causation, standard of care, perioperative medicine, wrongful death, critical care, wound care, pressure ulcers, medical insurance denials, clinical documentation, insurance denial appeals

I have over 7 years of case review experience including post-acute care (i.e., skilled nursing home, acute rehab, etc.), internal medicine, hospital medicine, medical malpractice, disability appeals, and state medical board standard of care reviews. I have experience with disability hearings, depositions, interrogatory reports, and writing medical summaries. I have a very flexible schedule and have most reviews completed in under one month. I have also been used as an expert witness in overturning insurance denials. I am board certified in internal medicine by the American Board of Internal Medicine and healthcare quality management with physician advisor subspecialty by the American Board of Quality Assurance and Utilization Review Physicians. I am a Fellow of the American College of Physicians (FACP) and a Senior Fellow of Hospital Medicine (SFHM). I have over 13 years of clinical experience as a hospitalist physician in a variety of hospital environments. I am also frequently u...

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Andrew Williams, MD

Experienced Emergency Medicine Expert

North Carolina

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Jonathan Lovins, MD, SFHM, MMCi

Duke University Health System

Durham, North Carolina

Hospitalist, Information Technology - Internal Medicine, Informatics, EHR, EMR, electronic medical records, electronic health records, patient portals, medical records, IT, board certified, Medical Director, Internist, negligence, injury, damages, causation, malpractice, quality of care, medication error, professor

Experienced expert witness for dozens of hospital medicine cases for over 12 years. Hands on experience for over 10 years as a hospitalist and medical faculty at Duke University Health System. Served as director of 30+ FTE academic and clinical hospital medicine program in Connecticut for over three years. Excellent communication skills from teaching Duke physicians and giving academic presentations and lectures. Duke University, University of Connecticut, and Tufts University educated physician board certified in both internal medicine (hospital medicine focused) and clinical informatics. Awarded Phi Beta Kappa and Summa Cum Laude from Clark University. Recipient of Senior Fellow in Hospital Medicine designation from the Society of Hospital Medicine and Scholars Award from Duke University. Received training from SEAK in expert witness testimony. Over 5 years of medical informatics experience as Associate Medical Informatics Officer at Duke Regional Hospital and Informatics Physic...

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Scott E. Singer, MD, MPH

Occupational and Environmental Medicine Physician

Experts In Medicine, LLC

Chagrin Falls, Ohio

Occupational Medicine, Sports Medicine - Covid 19, Causation, Concussion, Industrial accident, Rehabilitation, MRO, Workers Compensation, Football, Environmental, Exposure Assessment, Toxic Exposure, TBI, Traumatic Brain Injury, Manganese, Benzene

Dr. Singer, President of MEDSource One, is one of the nations' leading causation experts. He has been practicing Occupational Medicine and Sports Medicine in Northeast Ohio for almost 30 years. He has provided service in all aspects of occupational health and safety and has served as the Team Physician for the Cleveland Monsters (American Hockey League) since 2007 and the Cleveland Gladiators (Arena Football League) since 2008. With the 2020 pandemic, Dr. Singer became one of the national experts on workplace Covid exposures. As a graduate of Northwestern University and The Ohio State University College of Medicine, Dr. Singer completed residency training in Internal Medicine at Northwestern University Memorial Hospital and in Occupational Medicine at The University of Pennsylvania. He has also received a Masters Degree in Public Health / Occupational Medicine from the University of Michigan. Dr. Singer is Board Certified in Occupational Medicine and has served as Medical Dire...

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Shawn A Hayden, MD, PhD, MBA

Harvard Trained Orthopedic Spine/Trauma Surgeon

Shawn A. Hayden MD PA

Ohio

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Ohio

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Eric M Orenstein, MD, MBA

Adult Reconstruction Surgery Orthopedic Physician

IU Health Arnett Hospital

Ohio

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Thomas Peatman, MD

Orthopedic Surgeon and Expert Witness

Bend, Oregon

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Kelley Pratt, MD

Emergency Medicine – Director, ED Ops & Policy

Oregon

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Simon Dardashti, MD, MS

Pain Medicine Expert Witness | PI & Med Mal

Expert Medical Services LLC

Oregon

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Pennsylvania

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Timothy Bundy, DO, CIME, CLCP, CMCPS, ATC

Physician Life Care Planner

National Life Care Planners

Pennsylvania

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Rhode Island

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Andrew Williams, MD

Experienced Emergency Medicine Expert

South Carolina

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Robert A. Craven, MD, SFHM, FACP, CHCQM-PHYADV

Craven Medical Consulting, LLC

Murrells Inlet, South Carolina

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Christopher Janssen, MD

Sanford Medical Center

Sioux Falls, South Dakota

Physical Medicine & Rehab, Pain Management - Medicine - Life Care Planning, Life Expectancy, Future Medical Needs, Traumatic Brain Injury, Spinal Cord Injury, Amputation, Independent Medical Examinations, Impairment Rating, Complex Regional Pain Syndrome, Spine Pain, Joint injuries, Nerve injuries, Soft tissue injuries, Causation, Whiplash

Double Board Certified in Physical Medicine and Rehabilitation and Pain Medicine. Clinical Assistant Professor Sanford USD School of Medicine. Experienced Interventional Pain Management practitioner specializing in interventional spine procedures, electrodiagnostics, impairment ratings, independent medical evaluations, and life care planning. Chief Resident at Rehabilitation Institute of Chicago, #1 Rated in US News & World Report over 20 years. Licensed in South Dakota, North Dakota, Minnesota , and Iowa

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Joshua Rotenberg, MD MMS

Peds/Adolescent Neuro TBI Sleep Epilepsy CP Autism

Houston Specialty Clinic - Child & Adolescent Neurology

houston, Texas

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James D. Edwards, DC, BSE, BS, FICC (h) FICA (h)

Dissection Stroke Standard of Care Expert Witness

Expert Chiropractic Consultants

Austin, Texas

Chiropractic - Vertebral Artery Dissection, Standard of Care, Dissection in Progress, Psycho-motor skill, Causation, Contraindications, Stroke, Cavitation, Reasonably Prudent Practitioner, Properly Administered, VAD, Headache, Cauda Equina, Sciatica, Neck Pain, Manipulation, Adjustment, Low Back Pain, Cervical Disc, Lumbar Disc

If you are looking for an ivory tower "hired gun" who will say whatever you need to be said, then no, Expert Chiropractic Consultants is definitely not right for you. But if you want documented, objective advice about your case, then our team of highly qualified, active practice doctors are ready to assist. We offer a free telephone consultation with Dr. Edwards so feel free to call to discuss. In the event you wish to proceed, our all-inclusive (excluding depositions) flat review fee is $975.00 no matter how large your file. That fee also includes a consultation with you after our review in which we will inform you about whether we believe your case is meritorious or not. If not meritorious, you will avoid wasting time and money by “chasing a rabbit down a hole.” If meritorious, we stand ready to defend our standard of care and causation positions with a narrative report along with deposition and trial testimony. So there are no surprises, our reasonable fees for those additional s...

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Gary L. Jackson, P.E., CSP, CFEI

Engineering, Safety & Fire - Expert Investigations

System Engineering And Laboratories Corporation (SEAL Corp)

Tyler, Texas

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Shawn A Hayden, MD, PhD, MBA

Harvard Trained Orthopedic Spine/Trauma Surgeon

Shawn A. Hayden MD PA

Plano, Texas

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Ahmer Ghori, MD

Orthopaedic Spine Surgeon: Standard of Care Expert

Texas

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Carlos M. Torres, M.D.

EXPERT PATHOLOGY CONSULTATION SERVICES, PLLC

Carrollton, Texas

Pathology, Gastroenterology - Surgical pathology of the gastrointestinal tract, liver, pancreas, cancer and preneoplastic conditions, Cancer pathology, Gastrointestinal pathology, Liver pathology, Autopsy pathology, Cause of death, Causation, Standard of care, Medical malpractice

Expertise in: 1. Pathobiology, clinico-pathologic correlation, and histopathologic diagnosis of diseases of the esophagus, stomach, small intestine, colon, rectum, anus, liver, and pancreas. 2. Pathobiology, clinico-pathologic correlation, and histopathologic diagnosis of human neoplasms (cancer) and preneoplastic conditions. 3. Standard of Care, Causation, Cause of Death. From 07/1998 to 12/2000 Dr. Torres was Staff Pathologist, Assistant Professor and Director of the Gastrointestinal-Liver Pathology Division at Hermann Hosp-UTHSC in Houston, TX. From 01/2001 to 04/2012, Dr. Torres was Staff Pathologist and Director of Quality Assurance at Caris/Miraca Life Sciences, in Dallas TX, in which Dr. Torres was instrumental in creating a rather unique model of GI subspecialty-focused laboratory, that during his 12 yrs tenure became one of the largest private national Anatomic Pathology laboratories-Caris/Miraca Life Sciences. Dr. Torres contributed to the success and growth of the ope...

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Paul Saiz, MD, FAAOS, CIME

Spine surgery and coding expert

3 Crosses Orthopedic Spine

Texas

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Jonathan Woodward, DC

Chiropractic Expert Witness – Malpractice & Injury

Woodward Chiropractic & Massage

Dallas, Texas

Chiropractic - Personal Injury, Chiropractic Malpractice, Whiplash Injury, Standard of Care, Soft Tissue Injury, Spinal Manipulation Injury, Stroke, Treatment Necessity, Failure to Diagnose, Lack of Informed Consent, Overaggressive Manipulation, Workplace Injuries, Cervical Artery Dissection, Record Review, Causation, Spinal Biomechanics

Dr. Woodward is a licensed chiropractor with 25 years of clinical experience specializing in personal injury, chiropractic malpractice, spinal manipulation injury, neurological injury, and musculoskeletal conditions. He is highly skilled in chiropractic diagnosis, treatment planning, causation analysis, medical necessity, standard of care, treatment appropriateness, and referrals for advanced imaging including MRI, CT, and X-ray studies. Dr. Woodward has 15 years of medicolegal experience providing record reviews, expert testimony, affidavits, and analysis related to causation, treatment necessity, impairment, maximum medical improvement, and standard of care. His expertise includes chiropractic malpractice, stroke-related injuries, cervical artery dissection, failure to diagnose, informed consent, and spinal manipulation-related complications. Additionally, Dr. Woodward has extensive experience reviewing multidisciplinary treatment records and clinical documentation related to ch...

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Simon Dardashti, MD, MS

Pain Medicine Expert Witness | PI & Med Mal

Expert Medical Services LLC

Texas

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Paul Overton

Construction Defects Expert

Overton Engineering and Consulting

Texas

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Jeffrey E. Budoff, MD

Orthopedic Hand, Wrist, Elbow & Shoulder Expert

Houston, Texas

Hand Surgery, Orthopedic Surgery - Hand, Wrist, Elbow, Shoulder, Arm, Upper Extremity, Rotator Cuff, Carpal Tunnel Syndrome, Cubital Tunnel Syndrome, Pain, Trauma, Reconstruction, Fractures, Dislocations, Arthritis, Nerve Injuries, Tendon Injuries, Infection, Causation, Independent Medical Examinations / IMEs

Jeffrey E. Budoff, MD is a Board Certified Orthopedic Hand & Upper Extremity surgeon, with a Certificate of Additional Qualification in Hand Surgery. He specializes in the Hand, Wrist, Elbow & Shoulder. Dr. Budoff completed two fellowships, in both Hand Surgery and Sports Medicine. Dr. Budoff was previously an Associate Professor of Orthopedic Surgery at the Baylor College of Medicine, where he taught residents and fellows for nine years. Dr. Budoff has edited 7 textbooks and part of another, written 47 peer-reviewed papers and authored 23 textbook chapters. He is an expert in arthroscopic and open surgery of the Hand, Wrist, Elbow and Shoulder. Dr. Budoff served as an Associate Master Instructor of shoulder arthroscopy for a national organization, where he taught other practicing orthopedic surgeons the most up-to-date techniques. He was an Associate Editor for the Journal of Hand Surgery and a Reviewer for the Journal of Bone and Joint Surgery, two of the most prestigious orthop...

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Texas

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Roger Clifford, DC, DACNB

Chiropractic 35 yrs experience in active practice

Clifford Pain Relief Chiropractic

Dallas, Texas

Chiropractic, Chiropractic Neurology - Chiropractic, Chiropractic neurology, Personal injury, Malpractice, Car Accidents, Truck Accidents, Standard of Care, Informed Consent, Causation, Extent of Injury, Medical Necessity, Billing Reasonableness, Manipulation, Stroke, Vertebral Artery Dissection, Spinal Cord Injury, Disc Injury, Fractures, Failure to Refer, Misdiagnosis

I am a chiropractor & Board-Certified Chiropractic Neurologist in active practice. I have 35 years of experience as a chiropractor and almost 25 years of experience as a chiropractic expert providing expert chiropractic peer reviews and forensic testimony. I am available for plaintiff or defense. I have testified hundreds of times in depositions and trials, and I provide thoughtful answers with a calm demeanor even under cross examination. I am very detail oriented and provide objective opinions based on all of the available information. My opinions are supported by many peer-reviewed references and well established evidenced based guidelines. As a Designated Doctor with the State of Texas, I am trained and certified to determine the compensable injuries, extent of injury, impairment ratings, and other issues that arise in the Workers Compensation system. I teach other chiropractors board required continuing education hours on proper record keeping, coding, ethics, jurisprudence...

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Amar Vira, MD

Emergency Medicine Physician Expert Witness

Austin, Texas

Emergency Medicine, Ultrasound - Chest Pain, ER Standard of Care, Causation, Freestanding ER, Emergency Department Operations, Acute Injury, Motor Vehicle Collisions, Falls and Trauma, Diagnostic Errors, Treatment Delays, Triage, Documentation, Imaging Appropriateness, Medication Errors, Risk Stratification, Personal Injury Medicine, Stroke and Neurologic

Location: Austin, Texas Licensed In: Texas (available for nationwide case review) Profile Summary: Board-certified Emergency Medicine physician actively practicing in high-acuity emergency settings, including freestanding and hospital-based EDs. Experienced in trauma, cardiac emergencies, stroke, toxicology, and acute injury evaluation. Provides clear, well-supported opinions on standards of care, causation, and emergency department operations. Expert Witness Services: • Standard of care reviews • Causation analysis • Emergency department operations, protocols, and triage • Freestanding ER workflow, documentation, and billing practices • Diagnostic error and treatment delays • Personal injury: motor-vehicle collisions, falls, workplace injuries • Medication management and decision-making analysis • Affidavits, written reports, deposition, and trial testimony • Independent Medical Examinations (IMEs) Case Types Handled: • Emergency department management of acute conditions • Timin...

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Reed Brian Mitchell, MD

Experienced Expert Witness and Clinician

Mid-Atlantic Medical Consulting

Midlothian, Virginia

Oncology, Hematology - Lung cancer, colon cancer, pancreatic cancer, breast cancer, stomach cancer, lymphoma, multiple myeloma, clotting disorders, anemia, anticoagulation, bleeding disorders, hematology disorders, leukemia, Hodgkins disease, life-expectancy, expert witness, causation, delayed diagnosis

I have been practicing Hematology, Oncology, and Internal Medicine in Virginia since 1992. For 7 years I was Assistant Professor of Medicine at VCU and since then have been in private practice. I served on the management team of a 20+ physician private practice for 10 years, including 3 years as managing partner. I worked continuously over that time developing ways to make medical record keeping more accurate and concise, providing benefits to all who might need to access or understand a patient's medical records. I have reviewed a wide variety of cases with regard to standards, causation, liability, and life-expectancy. I enjoy analyzing complex and manifold medical issues, boiling them down to their essence, and providing, whether for medical, personal, or legal purposes, a coherent and concise analysis. Most importantly, however, I focus on the care of my patients. ● Board certified in Oncology, Hematology, and Internal Medicine ● Assistant Professor of Medicine, Virginia Comm...

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James Khatcheressian, MD

Medical Oncologist - Expert Witness

Khatch Med-Legal Consulting

Richmond, Virginia

Oncology, Hematology - Breast cancer, Lung cancer, hematologic malignancies, colon cancer, solid malignancies, lymphoma, clotting disorders, anemia, anticoagulation, life expectancy, expert witness, causation, delayed diagnosis, cancer expert, medical record review, prognosis, failure to diagnose, missed diagnosis, survival analysis, oncology expert

Dr. Khatcheressian is a board-certified medical oncologist who has been in clinical practice since 2004. He served as an Assistant Professor of Medicine at Virginia Commonwealth University from 2004 to 2008 and has since been in private practice at the Virginia Cancer Institute (VCI). Dr. Khatcheressian has served on the management committee of VCI, a physician-owned practice of more than 20 oncologists, for the past seven years, including in the role of Vice President. He has also served as Medical Director of Research at VCI and is a Fellow of the American Society of Clinical Oncology. Dr. Khatcheressian has reviewed a wide range of medical-legal matters involving standards of care, medical causation, liability, and life-expectancy. He is experienced in analyzing complex medical and causation issues and in presenting opinions in a clear, logical, and concise manner for attorneys and other legal professionals.

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Andrew Williams, MD

Experienced Emergency Medicine Expert

Virginia

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Morgan R. Price, DC

West Coast Chiropractic Experts

Seattle, Washington

Chiropractic - Standard of Care, Chiropractic Peer Review, Slip and Fall, Billing Reviews, Causation, Personal Injury, Chiropractic Case Review, Medical Necessity, Apportionment, Whiplash, Medical Record Review, Motor Vehicle, Practice Guidelines, Trauma, Auto Accident, Traumatic Injury, Chart Review

Dr. Morgan Price is a residency-trained, hospital-based chiropractor in active clinical practice. She is intimately familiar with musculoskeletal diagnosis, treatment, medical necessity, imaging referral, and medical co-management. She has written and contributed to peer-reviewed, published research in areas such as medical co-management, musculoskeletal assessment and diagnosis, and best practice guidelines. She serves on a variety of advisory boards and committees with prominent professional associations and enjoys educating medical and chiropractic trainees as an attending in her clinic.

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Joshua Rotenberg, MD MMS

Peds/Adolescent Neuro TBI Sleep Epilepsy CP Autism

Houston Specialty Clinic - Child & Adolescent Neurology

Washington

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Mark P Guthrie, DC

Chiropractic Expert Witness, File Review, and IME

Guthrie Chiropractic Consultants

Spokane, Washington

Chiropractic, Physical Medicine & Rehab - Independent Medical Examinations IME, File Review, Utilization management, Quality Assurance, Medical Record Review, Motor Vehicle Accident Injury, Disability Rating, Failure to Diagnose, Chiropractic Peer Review, Malpractice, Causation, Medical Necessity, Billing Reviews, Standard of Care, Apportionment, Negligence

I have over 25 years of extensive clinical experience. Along with regular patient care as a Chiropractor who practices in a large Medical Group, I specialize in evaluating patients for Independent chiropractic examinations (IME’s) and thorough medical file reviews for disability ratings, fraudulent practice and billing cases, documentation and case reviews for insurance companies and third-party payers. I have provided depositions and have testified as an expert witness for spinal injuries involving work accidents and motor vehicle collisions By conducting comprehensive reviews and making evidence-based decisions, I effectively recommend appropriate levels of care while maximizing resources and minimizing unnecessary expenses. I am also a Certified Chiropractic Insurance Consultant, having completed the 100 hour advanced training course accredited through the C.C.E. I pride myself on prompt turnaround for completion of cases. I am on the Physician Advisory Board of the Center fo...

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Kelley Pratt, MD

Emergency Medicine – Director, ED Ops & Policy

Ridgefield, Washington