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William Chey MD, AGAF, FACG, FACP, RFF

William D. Chey MD, AGAF, FACG, FACP, RFF

H. Marvin Pollard Professor of Medicine; Chief, Division of Gastroenterology, Department of Medicine, University of Michigan, Ann Arbor, Michigan

Dr. Chey received his BA degree from the University of Pennsylvania and medical degree & training in internal medicine at the Emory University School of Medicine. He completed a fellowship in gastroenterology and has remained on the faculty at the University of Michigan in Ann Arbor where he is currently the Timothy T. Nostrant Collegiate Professor of Gastroenterology. He holds a joint appointment in the Department of Nutrition Sciences.

At Michigan, he has helped to create multiple innovative clinical programs including the Digestive Disorders Nutrition & Behavioral Health Program, the Michigan Food for Life Kitchen, and Michigan Bowel Control Program. He is also the director of the GI Physiology Laboratory at Michigan Medicine. In 2022, Dr. Chey assumed the role of Chief, Division of Gastrotenterology & Hepatology.

His research interests focus on the diagnosis & treatment of disorders of gut-brain interaction and H. pylori infection. He is a medical innovator and entrepreneur, holding several patents. Dr. Chey has authored more than 450 manuscripts, reviews, chapters & books including multiple manuscripts in prestigious journals such as the New England Journal of Medicine, JAMA, Lancet, Gastroenterology and the American Journal of Gastroenterology. He served as Co-Editor-in-Chief of the American Journal of Gastroenterology (2010-2015) and founding co-Editor of Clinical & Translational Gastroenterology (2011-2014). He has co-authored more than 10 national and international clinical practice guidelines by the ACG, AGA, ANMS, CAG, and Rome Foundation.

Dr. Chey is a board member of the American College of Gastroenterology, Rome Foundation, GI on Demand, and the International Foundation of GI Disorders.

Dr. Chey has received multiple awards including Michigan Medicine’s League of Clinical Excellence, League of Research Excellence, the Dean’s Outstanding Clinician Award and the Dean’s Award for Innovation & Commercialization. He is a recipient of the Distinguished Clinician Award from the American Gastroenterological Association. In 2020, he was awarded honorary membership in the Academy of Nutrition & Dietetics and the Berk-Fise Award, the highest clinical honor bestowed by the American College of Gastroenterology.


Dr. Chey reports the following:
  • Board Member/Advisory Panel: American College of Gastroenterology, GI on Demand, GI Health Foundation, International Foundation of GI Disorders, Rome Foundation
  • Consultant: Abbvie, Allakos, Alnylam, Arena, Biomerica, Cosmo, Gemelli, IM Health, Ironwood, Nestle, QOL Medical, Progenity, Redhill, Ritter, Salix/Valeant, Takeda, Urovant, Vibrant
  • Research Support: NIH, Commonwealth Diagnostics, QOL Medical, Salix, Vibrant
  • Stock Options: GI on Demand, Isothrive, Modify Health
  • Other:
    • Patents: My Nutrition Health, Digital Manometry, Rectal Expulsion Device