Occupational Expert Witnesses

Punta Gorda, Florida

Dermatology, Disability Evaluation - Occupational, Work Exposure, Pediatric dermatology, Misdiagnosis, Biologic agent, Immunosuppression, Adverse Reaction, Delayed diagnosis, Melanoma, Skin cancer, Mohs surgery, IMO IME, Opportunistic infection, Sepsis, Off Label Use, FDA boxed warning, DOD Military, Veteran Administration

Broad Experience: U.S. Army, Veteran Administration, Family Medicine, Occupational Medicine, Disability Evaluation, Independent Medical Opinions (IMO), Independent Medical Examinations (IME), Medical Review, Veterinary Medicine, and Hospital Medicine. Licensed in MI, FL, WV, NY, CA, GA, PA, OH, VA, IL, NC, TX, ID, MO, AL, and MN. Active Error Omission Insured. Efficient, accurate, referenced, and bulletproof IMEs and IMOs. Published author of three articles in peer-reviewed journals. Special interest in cases involving injuries, hospitalization, infection, and death due to misuse of dermatologic medications outside of labeled indications, and without regard to FDA boxed warnings. Also interested in injuries and misdiagnosis resulting from a lack of supervision and training of physician extenders in both civilian, DOD, and VA facilities. Over 30 years of experience in military medicine, family medicine, general medicine, occupational medicine, Mohs surgery, and dermatology. Availabl...

Greenville, South Carolina

Toxicology, Emergency Medicine - Marijuana, Cannabis, Cocaine, Methamphetamine, Alcohol, Carbon Monoxide, Fentanyl, Drug Testing, Drugs, Opioids, Occupational, Amphetamines, Metals, Impairment, Heroin, Opiates, Poisoning, Inhalants, Toxic Tort, Overdose

Dr. David H. Schaffer, MD, MRO serves as the Director of Medical Toxicology at the University of South Carolina School of Medicine in Greenville, SC, and Prisma Health–Upstate hospitals. He is board-certified in both Medical Toxicology and Emergency Medicine, and is a certified Medical Review Officer (MRO, MROCC). An experienced expert witness, Dr. Schaffer has also consulted for major organizations—including SpaceX, Butterfly Network, and governmental entities—on a variety of toxicological matters. Dr. Schaffer earned his medical degree from the University of North Carolina School of Medicine, completed his residency at Harvard, where he served as a Clinical Fellow at Harvard Medical School, and subsequently trained in Medical Toxicology at the University of Virginia. He is a practicing physician with extensive publications and speaking records, regularly consulted for his expertise in drug intoxication, overdose, drug testing, driving impairment, toxic gases (e.g., carbon monoxid...