Dr. David H. Schaffer, MD, MRO, is Harvard-trained and dual-boarded in Medical Toxicology and Emergency Medicine, serving as the Chief of the Division of Medical Toxicology at Prisma Health–Upstate and faculty at the University of South Carolina School of Medicine in Greenville, SC. He is also a certified Medical Review Officer (MRO, MROCC).
Dr. Schaffer is regularly consulted for his expertise. Overall case retention is approximately 50/50 for plaintiff vs defendant. His services include medical record review, thorough reporting, deposition, and trial testimony as needed. Please feel free to call (828) 260-3742 or email david@schaffertox.com to walk through your case. No charge/bill time for this. Case highlights or referral available upon request.
Areas of Expertise:
- Chemical Exposures
- Criminal Poisoning
- Drugs and Drug Testing
- Intoxication
- Impaired Driving
- Heavy Metals - Lead, Arsenic
- Hair Follicle Test
- Urine Drug Tests
- Drug Blood Levels
- Child Custody Drug Testing
- Cannabis / Cannabinoids / Marijuana/ THC
- Cocaine
- Opiates/ Opioids
| - Amphetamines including Meth
- Toxic Gases - carbon monoxide, cyanide, hydrogen sulfide
- Medication Errors
- PFAS - “forever chemicals”
- Drug Interactions
- Adverse Drug Reactions
- Pharmacokinetics
- Occupational or Environmental Exposures
- Personal Injury
- Wrongful Death
- Medical Malpractice
- Negligence
- Toxic Tort
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Dr. Schaffer has published extensively in the fields of Medical Toxicology and Emergency Medicine. Outside of clinical practice and the occasional courtroom appearance, he 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.
Credential Highlights:
- Residency Training at Harvard and Massachusetts General/Brigham & Women's Hospitals
- Held appointment at Harvard Medical School as a Clinical Fellow
- Fellowship training at the University of Virginia
- Division Chief of Medical Toxicology at Prisma Health - Upstate, the only Medical Toxicology practice in the State of SC
- Faculty at USC School of Medicine in Greenville, SC and at Clemson University
- Attending Toxicologist for the Palmetto Poison Center in Columbia, SC
- Certified Medical Review Officer (DOT/HHS)
- Board-certified in both Emergency Medicine and Medical Toxicology
