

Gastroenterology
Michael Duffy, MD
Troy, MI
Michael Duffy, MD is a board-certified gastroenterologist with over 50 years of clinical experience specializing in esophageal disorders, Barrett's esophagus, and liver and biliary disease. He completed his medical degree at Louisiana State University Health Sciences Center and his gastroenterology training at the University of Connecticut Health Center and Yale-New Haven Hospital, with additional board certification in Internal Medicine. Dr. Duffy practices primarily in Troy, Michigan, where he
50+
Years in Practice
Peer Recognition
- Castle Connolly — Top Doctor
2012-2026 (15 years)
Clinical Focus
Subspecialties
Inflammatory Bowel Disease
Conditions & Treatments
Inflammatory Bowel Disease
Practice Details
Hospital Affiliations
- Beaumont Hospital, Troy
- Corewell Health East (Beaumont – Royal Oak)
Experience
50+ years in practice