Daniel L Overbeek, MD Expert Witness
Curriculum Vitae

Contact this Expert Witness

  • Phone: 616-460-2626

Specialties & Experience of this Expert Witness

General Specialties:

Emergency Medical Toxicology and Toxicology

Keywords/Search Terms:

Cannabis / Marijuana, Kratom / Mitragynine, Vaping / Electronic Cigarettes, Overdose, Intoxication, Drug Testing / Drug Screens, Dram Shop / Alcohol, Performance Enhancing Drugs, Methanol, Emergency Medicine


MD, Wayne State University School of Medicine; Residency, University of Michigan Emergency Medicine Residency; Fellowship, Harvard Medical Toxicology Fellowship

Years in Practice:


Number of Times Deposed/Testified in Last 4 Yrs:


Additional Information

Board Certified in Emergency Medicine, Medical Toxicology and Addiction Medicine. Full-time practicing Emergency Medicine, Medical Toxicology and Addiction Medicine. I am licensed in Michigan and New York, and am available to travel for cases as needed. I have experience reviewing cases regarding intoxication including dram shop liability, interpreting drug testing results including cannabis testing for both civil and criminal cases, as well as regarding liabilities in the setting of drug overdose including heroin/fentanyl. I am published on a variety of medical toxicology topics, including kratom / mitragynine, cannabis, vaping and electronic cigarettes. Experience in managing a wide range of clinical cases regarding substance use, intoxication, withdrawal syndromes, environmental and occupational exposures.