About Michael 'Brett'

Michael “Brett” Marlin is a triple board-certified physician with extensive expertise in Medical Toxicology, Addiction Medicine, and Emergency Medicine. He currently serves as the Medical Director of the Mississippi Poison Center and is an Associate Professor at the University of Mississippi Medical Center (UMMC). For the past eight years, Brett has served as a consulting subject matter expert, providing technical analysis and forensic insight for complex medical-legal cases, toxic tort litigation, chemical exposures, public health initiatives, and regulatory inquiries.

Past or Current Professional Affiliations

  • American Academy of Clinical Toxicology | 2015 – Present
  • American College of Medical Toxicology | 2015 – Present
    • Fellow, ACMT | 2025

Board Certifications & Fellow Designations

  • American Board of Emergency Medicine
    • Medical Toxicology Subspecialty
  • American Board of Preventive Medicine
    • Addiction Medicine Subspecialty
  • Fellow, American College of Medical Toxicology | 2025
  • Mississippi State Board of Medical Licensure
  • Colorado State Board of Medical Licensure
  • MROCC Certified Medical Review Officer