John I Allen, MD, MBA

Professor of Medicine (Digestive Diseases); Clinical Chief of Digestive Disease

Departments & Organizations

Digestive Diseases

Office of Student Research

Yale Medical Group


Dr. Allen is the Clinical Chief of Digestive Diseases. He practiced for 30 years at the University of Minnesota and then in a large single specialty gastroenterology group (Minnesota Gastroenterology) in the Twin Cities. He has an special interest in colon cancer prevention and genetic risk evaluation. He has an MBA from the University of St Thomas in Medical Group Mangement and currently is President-Elect of the American Gastroenterological Association.

Education & Training

MBA University of St. Thomas (2001)
MD University of New Mexico (1977)
BA Rice University, Biology (1973)
Fellowship University of Minnesota School of Medicine
Internship University of Minnesota School of Medicine

Honors & Recognition

  • Distinguished Clinician AwardAmerican Gastroenterological Association (2012)

Professional Service

  • One of 3 Faculty selected to serve on the Yale Medical Group Finance Committee Yale Medical Group (2013 - 2015)

  • Elected leader who has developed the national AGA initiative called the Roadmap to the Future of GI Practice and the Digestive Health Outcome Registry American Gastroenterological Association (2013 - 2014)

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Contact Info

John I Allen, MD, MBA
Patient Care Locations
Yale Digestive DiseasesTemple Medical Center
40 Temple Street, Ste Suite 1A

New Haven, CT 06510
Yale Digestive DiseasesSmilow Cancer Hospital at Yale - New Haven
35 Park Street, Ste 8th Floor

New Haven, CT 06511
Yale-New Haven Hospital
20 York Street

New Haven, CT 06510
Mailing Address
40 Temple Street
New Haven, CT 06510