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Raj Devarajan

Raj Devarajan's leadership included serving as President of the Medical Staff at Emerson Hospital from 2015 to 2017 and as a Board member from 2015 to 2019. He also served as Past President of the Massachusetts Gastroenterology Association and the American Association of Gastroenterologists of Indian Origin. Beyond healthcare, he founded several companies in other sectors. He served as a speaker for Salix Pharmaceuticals, Ironwood Pharmaceuticals, Forest Pharmaceuticals, and AstraZeneca.

Dr. Raj Devarajan Resume | Medical Advisor & Physician Executive

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July 10, 2026

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Raj Devarajan: Raj Devarajan grew up in India with a clear sense of purpose and an early commitment to medicine. At fifteen, he entered Madras Medical College, beginning medical school before many students had decided on their future path. That early start reflected the focus and discipline that would guide his professional life. After completing medical school, Raj moved to the US for advanced training. He trained at 3 leading institutions and completed residencies in adult psychiatry at Yale University, child psychiatry at Harvard University, and internal medicine and gastroenterology at Tufts University. When his fellowship ended in 1994, he had gained broad clinical experience that helped him understand patients through physical, behavioral, and psychological health factors. In 1994, Raj founded Middlesex Gastroenterology, PC. Over the next 29 years, he helped build one of the busiest gastroenterology practices in Massachusetts. Before retiring from clinical medicine in 2023, he performed more than sixty thousand endoscopic procedures. He also founded the ERCP program at Emerson Hospital and Nashoba Valley Medical Center.

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