Withdrawal Expert Witnesses

Roseville, California

Addiction Medicine, Family Medicine - Opioids, opiate, methamphetamine, overdose, alcohol, hallucinogens, cocaine, toxicology, sober living, drugs, illicit, drug rehabilitation, utilization management, drug policy, alcohol and drug treatment, drug intoxication, withdrawal, detoxification, drug testing appropriateness, pain

Dr. Mario San Bartolome is board-certified in Addiction Medicine and Family Medicine and has extensive clinical, administrative, regulatory, and forensic experience in the evaluation and treatment of substance use disorders, co-occurring psychiatric conditions, controlled-substance prescribing, detoxification, withdrawal management, toxicology, and addiction-related standards of care. Dr. San Bartolome has served as a medical director across multiple levels of addiction treatment, including withdrawal management/detoxification, residential treatment, intensive outpatient care, outpatient addiction medicine, and managed care. His experience includes policy development, clinical protocol design, utilization management, peer review, quality oversight, direct patient care, and maintaining patient safety in drug and alcohol treatment programs. He has practiced and consulted in settings that include hospitals, psychiatric units, emergency departments, correctional environments, outpatien...

Tavares, Florida

Addiction Medicine, Correctional Healthcare - Substance use, Cocaine, Buprenorphine, Detox, Suboxone, Withdrawal, Fentanyl, Intoxication, Overdose, Cannabis, Methadone, Opioid, Addiction, Drug rehab, Toxicology, Methamphetamine, NCCHC, In-custody death, Jail, Prison

Sylvie Stacy, MD, MPH brings over 14 years of experience as a physician, including both direct patient care and administrative oversight focused on treating the incarcerated population and patients with addictions. She is board certified in Addiction Medicine and in Preventive Medicine & Public Health, both through the American Board of Preventive Medicine. She is licensed to practice medicine in 41 US states. With over 10 years in correctional medicine, she has served as a corporate-level medical director for two leading providers of correctional healthcare services, offering comprehensive care within prison and jail settings. Beyond correctional settings, she has provided addiction medicine services in various community treatment settings, including SAMHSA-certified opioid treatment programs (OTPs, aka “methadone clinics”), office-based opioid treatment centers, residential treatment facilities, inpatient detox centers, intensive outpatient treatment programs, and via telemedicin...

Atlanta, Georgia

Toxicology, Pharmacology- Clinical - Emergency Medicine, Pharmacokinetics, Alcohol Intoxication, Drugs of Abuse, Opioids, Fentanyl, Envenomation, Poisoning, Overdose, DUI, Kratom, Mushrooms, Hospital Pharmacy, Antidotes, Heavy Metals, Pesticides, Urine Drug Screen, Drug Testing, Blood Testing, Withdrawal

Patrick Filkins, PharmD, BCPS, DABAT obtained a BS in Biochemistry at SUNY Old Westbury and a Doctorate of Pharmacy at the University of Saint Joseph School of Pharmacy and Physician Assistant studies. Following pharmacy school he completed residency at Grady Memorial Health System in Atlanta, Georgia and subsequently a clinical toxicology fellowship at the Georgia Poison Center. He is currently board-certified in toxicology (DABAT) and pharmacotherapy (BCPS). He is a practicing clinical toxicologist at the Georgia Poison Center, emergency medicine clinical pharmacist at Grady Memorial Health System, and an adjunct instructor of emergency medicine at Emory University School of Medicine, Department of Emergency Medicine. He also serves on the board of directors for the American Board of Applied Toxicology (ABAT). He has multiple publications in the field of toxicology. His research interests include toxic alcohols, acetaminophen toxicity, snake envenomation, and the management of opi...

Louisville, Kentucky

Toxicology, Pharmacology - Drugs of abuse, Alcohol intoxication, Pharmacokinetics, DUI, Kratom, Pharmacokinetics, Impaired driving, Blood alcohol interpretation, Drug impairment, Postmortem toxicology, Adverse drug event, Opioids, Fentanyl, Polypharmacy, Pharmcodynamics, Toxicology causation, Heavy metals, Urine drug screen, Blood testing, Withdrawal

James P. Adams, PharmD, DABAT is a board-certified clinical toxicologist and licensed pharmacist providing independent toxicology consulting and expert witness services for legal matters nationwide. His practice focuses on the interpretation of toxicology data, impairment analysis, and causation assessment in cases involving drugs, alcohol, and toxic exposures. Dr. Adams holds a Doctor of Pharmacy degree and is a Diplomate of the American Board of Applied Toxicology (DABAT). He has extensive experience reviewing medical records, laboratory results, timelines, and investigative materials in both criminal and civil litigation. His work includes evaluation of postmortem and antemortem toxicology findings, pharmacokinetic and pharmacodynamic principles, and the clinical significance of drug concentrations and interactions. In addition to consulting, Dr. Adams practices as a clinical toxicologist and serves as adjunct faculty, contributing to the education and training of healthcare pr...

Nevada

Emergency Medical Toxicology, Addiction Medicine - carceral medicine, correctional medicine, emergency medicine, opioid use disorder, overdose, intoxication, detoxification, withdrawal, substance use disorder, drug of abuse, fentanyl, alcohol, jail and prison medicine, marijuana, cannabis, hyperactive/excited delirium, buprenorphine, methadone, drug-facilitated sexual assault

Dr. Caitlin Bonney, MD, FACEP, brings over 11 years of experience as a board-certified Emergency Medicine physician, Medical Toxicologist, and Addiction Medicine specialist with extensive experience providing and leading substance use disorder care in carceral settings. She currently serves as the Medical Director of Addiction Medicine for a large metropolitan detention center, where she oversees a comprehensive jail-based addiction treatment program serving hundreds of incarcerated individuals. Dr. Bonney’s work in correctional health focuses on the clinical, operational, and regulatory aspects of delivering evidence-based addiction care in jails and prisons. Her experience includes program development and scale-up, including development of an opioid treatment program (OTP or “methadone clinic”); intake screening and withdrawal management protocols; implementation and oversight of medications for opioid use disorder, including buprenorphine and methadone; coordination with custo...

Montclair, New Jersey

Addiction Psychiatry, Psychiatry - Psychiatry, Addiction Psychiatry, Child Custody, Employment, Intoxication, Withdrawal, Sports

Laurence M. Westreich, M.D. is a psychiatrist who specializes in the treatment of patients diagnosed with Substance Use Disorders (SUDs), and those dually diagnosed with SUDs and mental disorders. He graduated from the University of Minnesota School of Medicine, completed a residency in Psychiatry at New York’s Beth Israel Medical Center, and took a two-year fellowship in Addiction Psychiatry at New York University/Bellevue Hospital. He is board –certified in General Psychiatry, Addiction Psychiatry, and Forensic Psychiatry. Dr. Westreich is Associate Professor of Clinical Psychiatry in the Department of Psychiatry, New York University School of Medicine, and the author of Helping the Addict you Love (Simon and Schuster, 2007), A Parent’s Guide to Teen Addiction (Skyhorse Publishing, 2017), and Addiction and the Law (American Psychiatric Association Publishing, 2024). Dr. Westreich is Past President of the American Academy of Addiction Psychiatry and serves as Consultant on Beha...

Albuquerque, New Mexico

Emergency Medical Toxicology, Addiction Medicine - carceral medicine, correctional medicine, emergency medicine, opioid use disorder, overdose, intoxication, detoxification, withdrawal, substance use disorder, drug of abuse, fentanyl, alcohol, jail and prison medicine, marijuana, cannabis, hyperactive/excited delirium, buprenorphine, methadone, drug-facilitated sexual assault

Dr. Caitlin Bonney, MD, FACEP, brings over 11 years of experience as a board-certified Emergency Medicine physician, Medical Toxicologist, and Addiction Medicine specialist with extensive experience providing and leading substance use disorder care in carceral settings. She currently serves as the Medical Director of Addiction Medicine for a large metropolitan detention center, where she oversees a comprehensive jail-based addiction treatment program serving hundreds of incarcerated individuals. Dr. Bonney’s work in correctional health focuses on the clinical, operational, and regulatory aspects of delivering evidence-based addiction care in jails and prisons. Her experience includes program development and scale-up, including development of an opioid treatment program (OTP or “methadone clinic”); intake screening and withdrawal management protocols; implementation and oversight of medications for opioid use disorder, including buprenorphine and methadone; coordination with custo...

New York

Addiction Psychiatry, Psychiatry - Psychiatry, Addiction Psychiatry, Child Custody, Employment, Intoxication, Withdrawal, Sports

Laurence M. Westreich, M.D. is a psychiatrist who specializes in the treatment of patients diagnosed with Substance Use Disorders (SUDs), and those dually diagnosed with SUDs and mental disorders. He graduated from the University of Minnesota School of Medicine, completed a residency in Psychiatry at New York’s Beth Israel Medical Center, and took a two-year fellowship in Addiction Psychiatry at New York University/Bellevue Hospital. He is board –certified in General Psychiatry, Addiction Psychiatry, and Forensic Psychiatry. Dr. Westreich is Associate Professor of Clinical Psychiatry in the Department of Psychiatry, New York University School of Medicine, and the author of Helping the Addict you Love (Simon and Schuster, 2007), A Parent’s Guide to Teen Addiction (Skyhorse Publishing, 2017), and Addiction and the Law (American Psychiatric Association Publishing, 2024). Dr. Westreich is Past President of the American Academy of Addiction Psychiatry and serves as Consultant on Beha...

Larchmont, New York

Toxicology, Emergency Medicine - Drug levels, Drugs of abuse, Opioids, Hallucinogens, Intoxication, Overdose, Benzodiazepines, Cocaine, Withdrawal, Addiction, Poisoning, Metals, Amphetamines, Agitated Delirium, DUI, Alcohol / Ethanol intoxication, Fentanyl, Post-Mortem Toxicology, Prescription Drugs, Emergency Medicine Malpractice

Dr. Joshua Nogar, MD, Medical Toxicologist 
Assistant Professor of Emergency Medicine & Medical Toxicology, Northwell Health 
Director, Division of Medical Toxicology, Northwell Health
Fellowship Director, Medical Toxicology, Northwell Health Board Certifications: 1) Medical Toxicology, 2) Emergency Medicine, 3) Addiction Medicine Dr. Joshua Nogar is a board-certified Medical Toxicologist with extensive experience in clinical practice, academic teaching, and expert consultation. He is an Assistant Professor of Emergency Medicine and Medical Toxicology at the Donald & Barbara Zucker School of Medicine at Hofstra/Northwell Health, in Long Island, NY, where he leads the Division of Medical Toxicology and directs the Medical Toxicology Fellowship Program. Dr. Nogar completed his fellowship in Medical Toxicology at the University of California, San Diego (UCSD), from July 2009 to June 2011. He also completed his residency in Emergency Medicine at the University of New Mexico School ...

New York

Toxicology, Pharmacology- Clinical - Emergency Medicine, Pharmacokinetics, Alcohol Intoxication, Drugs of Abuse, Opioids, Fentanyl, Envenomation, Poisoning, Overdose, DUI, Kratom, Mushrooms, Hospital Pharmacy, Antidotes, Heavy Metals, Pesticides, Urine Drug Screen, Drug Testing, Blood Testing, Withdrawal

Patrick Filkins, PharmD, BCPS, DABAT obtained a BS in Biochemistry at SUNY Old Westbury and a Doctorate of Pharmacy at the University of Saint Joseph School of Pharmacy and Physician Assistant studies. Following pharmacy school he completed residency at Grady Memorial Health System in Atlanta, Georgia and subsequently a clinical toxicology fellowship at the Georgia Poison Center. He is currently board-certified in toxicology (DABAT) and pharmacotherapy (BCPS). He is a practicing clinical toxicologist at the Georgia Poison Center, emergency medicine clinical pharmacist at Grady Memorial Health System, and an adjunct instructor of emergency medicine at Emory University School of Medicine, Department of Emergency Medicine. He also serves on the board of directors for the American Board of Applied Toxicology (ABAT). He has multiple publications in the field of toxicology. His research interests include toxic alcohols, acetaminophen toxicity, snake envenomation, and the management of opi...