Explore his professional background
Medical education
Public reference sources list medical study at the All India Institute of Medical Sciences (AIIMS) in New Delhi. An institutional record for these training details has not yet been located.
Training in the United States
Public reference sources describe postgraduate training in the United States, including an internship, residency and fellowship in gastroenterology and hepatology. Dates for these early appointments await institutional confirmation.
Harvard and continuing medical education
He is Professor of Medicine at Harvard Medical School. He served as the school’s Faculty Dean for Continuing Medical Education for 12 years, leading an enterprise that reached roughly 80,000 clinicians in 150 countries each year.
Hepatology and UpToDate
A hepatologist by training, he serves as Editor-in-Chief of the Hepatology section of UpToDate, a point-of-care clinical resource used by more than 600,000 physicians (figure as of c. 2015).
Author and speaker
He has written books for general readers on health, longevity, happiness and leadership, including Leadership by Example and The Two Most Important Days. The Massachusetts Medical Society’s 2019 biography reported more than 150 publications and 10 books at that time.
Recognition
He was designated a Master of the American College of Physicians in 2009, received the American Gastroenterological Association’s Distinguished Educator Award, and was awarded the Ellis Island Medal of Honor in 2012. In 2026 he was named to the Andrew Carnegie Foundation’s Great Immigrants, Great Americans class and recognised on July 4, 2026.