Honors & Awards - Lifetime Achievement Award from the Mayo Alumni Association
- Research Career Achievement Award, Department of Medicine, Mayo Clinic College of Medicine
- Castle Connolly's America's Top Doctors
- Outstanding Achievement Award, Department of Medicine
Mayo Graduate School of Medicine, for Outstanding Performance in Internal Medicine - J. Arnold Bargen Award, Division of Gastroenterology,
Mayo Graduate School of Medicine, for Outstanding Performance in Gastroenterology - Donald C. Balfour Award, Mayo Alumni Association, for Meritorious Research
- Distinguished Achievement Award, Alumni Association, New York Medical College
- MERIT Award, National Institutes of Health
- Distinguished Investigator Award, Mayo Medical School, Clinic, and Foundation
- Distinguished Service Award, Department of Internal Medicine
Mayo Medical School, Clinic, and Foundation - New York Medical College Alumni Inductee, Alpha Omega Alpha Honor Medical Society
- Medal of Honor, New York Medical College Alumni Association
- Distinguished Achievement Award, American Gastroenterological Association
- Distinguished Lecturer in the Medical Sciences. Department of Medicine, Mayo Medical School
- Distinguished Achievement Award, American Association for Study of Liver Diseases
- Alumnus of the Year, Brooklyn Preparatory School
- Distinguished Mentor Award, American Gastroenterological Association
- Charles H. Weinman Endowed Professor of Medicine
- Fellow, American Gastroenterological Association
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