Substance Abuse Expert Witnesses in Pennsylvania

Substance Abuse, Mental Health - Addiction treatment center, Substance abuse, Addiction, Suicide, Family law, ASAM criteria, Alcoholism, PTSD, DUI, Marchman act, Medical malpractice, Baker act, Wrongful death, Suicide prevention, Dram shop, Sexual assault in addiction and mental health facilities

John Puls is a licensed psychotherapist, Master's Certified Addiction Professional (MCAP), clinical social worker, and qualified expert witness based in Florida. He brings over a decade of direct clinical, administrative, and support staff experience across all levels of care in substance abuse and mental health treatment. This includes detoxification units, residential inpatient programs, partial hospitalization programs, outpatient services, crisis stabilization units, and Baker Act receiving facilities. Mr. Puls is recognized for his deep understanding of clinical best practices and standards of care in both mental health and addiction treatment settings. He has designed and implemented evidence-based programming for treatment centers, with a focus on aligning services with state and national standards, including the ASAM Criteria (American Society of Addiction Medicine) for determining appropriate levels of care in addiction treatment. He has been retained as an expert witnes...

Meadowbrook, Pennsylvania

Substance Abuse, Cannabis - Employment Drug Testing, Workplace Safety, DOT Compliance, Drug Testing Regulations, Cannabis Testing, Occupational Health, Urinalysis, Alcohol Testing, Oral Fluid Testing, SAMHSA Compliance, Substance Testing Regs, Drug Lab Analysis, State Cannabis Regulations, Drug Testing Laws, Impairment, Saliva Testing, Marijuana, Drug Screen

Leading substance abuse industry drug and alcohol testing authority with over 30 years of industry experience, serving as an expert witness, litigation consultant, and policy advisor in matters involving workplace drug testing, impairment assessment, and regulatory compliance. Proven expertise in federal regulations and state drug testing law, including DOT, SAMHSA, ADA, cannabis, and state-specific laws. Extensive background in designing compliant, defensible testing programs, and providing authoritative opinions involving wrongful termination, discrimination, and workplace safety claims. Skilled in translating complex scientific, regulatory, and operational issues into clear, court-ready testimony. Nina is a frequent presenter and author as a workplace safety and drug testing expert. Ms. French has served as the past President of the Drug & Alcohol Testing Association (DATIA) and is currently a member of the Scientific Advisory Board of the Impairment Science Organization (DRUID).

Philadelphia, Pennsylvania

Psychiatry - PTSD, Trauma, Depression, substance abuse, Anxiety, Bipolar Disorder, ADHD, Psychosis, Schizophrenia, Dementia, Medication Management

Board certified psychiatrist with over 40 years clinical experience treating psychiatric inpatients and outpatients. Extensive experience conducting independent medical examinations and file reviews, and as a physician administrator and supervisor. Completed approximately 1000 VA compensation and pension exams. Founder and director for 22 years of a geriatric psychiatry fellowship. Lead psychiatrist for over 10 years, supervising 20-30 psychiatrists at a given time, as well as a number of clinicians from other disciplines. Leader of a multidisciplinary team of approximately 15 mental health professionals. Clinical Associate Professor of Psychiatry, University of Pennsylvania, 2022-present Assistant Professor/Associate Professor/ Clinical Associate Professor, Department of Psychiatry, University of Maryland School of Medicine, 1983-2017 Adjunct Faculty, Department of Mathematics, Towson University, 2012-2013 Visiting Associate Professor, Department of Epidemiology, Tel Aviv Un...