Med Mal Expert Witnesses

Irvine, California

Cardiovascular Disease, Interventional Cardiology - Cardiology expert witness, PCI complications, Cardiac arrest, Credentialing, Interventional cardiology expert, Myocardial infarction, Standard of care, Peer review, Cardiac catheterization, Stroke and embolic events, Causation analysis, Med mal, Coronary angiography, Anticoagulation management, Informed consent, Obesity, Vascular

Harvard fellowship-trained, triple board-certified cardiologist and interventional cardiologist providing independent, objective expert witness services for plaintiff and defense matters. Active clinical physician and hospital director with extensive experience in acute coronary syndromes, cardiac catheterization, percutaneous coronary intervention (PCI), anticoagulation management, stroke, peri-procedural complications, cardiac arrest, and peripheral vascular disease. Board certified in cardiology, interventional cardiology, internal medicine, and obesity medicine, with additional expertise in metabolic disease, obesity-related cardiovascular risk, and weight-loss pharmacotherapy. Author of peer-reviewed publications and medical book chapters, with invited presentations at professional forums. Services include medical record review, standard-of-care analysis, causation opinions, expert reports, depositions, and trial testimony. Known for clear, balanced opinions grounded in curre...

Florida

Toxicology, Emergency Medicine - Drug Testing, Toxicology, Overdose, Drug Levels, Chemical Exposure, Alcohol, Fentanyl, Carbon Monoxide, Poisoning, Opioids, Med Mal, Medical Toxicology, Marijuana, Impairment, Methamphetamine, Opiates, Child Custody, Drugs, Toxic Tort, Hair Testing

Dr. David H. Schaffer, MD, MRO is dual-boarded in both Medical Toxicology and Emergency Medicine, serving as the Director of Medical Toxicology at the University of South Carolina School of Medicine in Greenville, SC and Prisma Health–Upstate hospitals. He is also a certified Medical Review Officer (MRO, MROCC). Dr. Schaffer has published extensively in the fields of Medical Toxicology and Emergency Medicine. Outside of clinical practice and the occasional courtroom appearance, Dr. Schaffer has also consulted for major organizations—including SpaceX, Butterfly Network, and governmental entities—on a variety of clinical matters. Dr. Schaffer earned his medical degree from the University of North Carolina School of Medicine, completed his residency at Harvard, where he served as a Clinical Fellow at Harvard Medical School, and subsequently trained in Medical Toxicology at the University of Virginia. He is a practicing physician with extensive publications and speaking records, is reg...

Greenville, South Carolina

Toxicology, Emergency Medicine - Drug Testing, Toxicology, Overdose, Drug Levels, Chemical Exposure, Alcohol, Fentanyl, Carbon Monoxide, Poisoning, Opioids, Med Mal, Medical Toxicology, Marijuana, Impairment, Methamphetamine, Opiates, Child Custody, Drugs, Toxic Tort, Hair Testing

Dr. David H. Schaffer, MD, MRO is dual-boarded in both Medical Toxicology and Emergency Medicine, serving as the Director of Medical Toxicology at the University of South Carolina School of Medicine in Greenville, SC and Prisma Health–Upstate hospitals. He is also a certified Medical Review Officer (MRO, MROCC). Dr. Schaffer has published extensively in the fields of Medical Toxicology and Emergency Medicine. Outside of clinical practice and the occasional courtroom appearance, Dr. Schaffer has also consulted for major organizations—including SpaceX, Butterfly Network, and governmental entities—on a variety of clinical matters. Dr. Schaffer earned his medical degree from the University of North Carolina School of Medicine, completed his residency at Harvard, where he served as a Clinical Fellow at Harvard Medical School, and subsequently trained in Medical Toxicology at the University of Virginia. He is a practicing physician with extensive publications and speaking records, is reg...