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Dr. John Leung, MD

Gastroenterologist

Professional statement

Dr. John Leung is a kind and trusted gastroenterologist treating patients living in Boston, MA. Dr. Leung is an alumnus of the University of Michigan, where he earned his medical degree. He completed both his internship and residency in internal medicine at the University of Iowa and a fellowship in gastroenterology at Tufts Medical Center. He continued his training by finishing another fellowship in allergy and immunology at Massachusetts General Hospital. Dr. Leung is affiliated with Tufts Medical Center in Boston, MA. He is board certified in allergy and immunology, internal medicine, and gastroenterology. Dr. Leung is an active member of the Phi Kappa Phi Honor Society, Golden Key National Honor Society, American College of Physicians, American Association of Immunologists, and American College of Gastroenterology. He sees patients for gastroenterology consultations as well as other common and specialized reasons. Dr. Leung’s dedication to serving others has earned him several honors and awards. He is committed to helping his patients enjoy a healthier lifestyle. Dr. Leung understands the fears and sensitivities his patients face, and he works hard to help his patients overcome their health challenges.

In-network insurances

  • Aetna
  • Blue Cross Blue Shield of Massachusetts
  • Cigna

Specialties

  • Gastroenterologist

Practice names

Hospital affiliations

  • Tufts Medical Center

Board certifications

  • American Board of Allergy and Immunology
  • Gastroenterology (Internal Medicine)

Education and training

  • Medical School - University of Michigan, Doctor of Medicine
  • University of Iowa, Internship in Internal Medicine
  • University of Iowa, Residency in Internal Medicine
  • Tufts Medical Center, Fellowship in Gastroenterology
  • Harvard University, Massachusetts General Hospital, Fellowship in Allergy and Immunology

Professional memberships

  • Phi Kappa Phi Honor Society
  • Golden Key National Honor Society
  • American College of Physicians
  • American Association of Immunologists
  • American College of Gastroenterology

Awards and publications

  • 2013, FIT Travel Scholarship for the 2013 AAAAI Annual Meeting
  • 2011, First authored manuscript “Colchicine plus ursodiol versus methotrexate plus ursodiol in the treatment of primary biliary cirrhosis: Twenty year follow-up" has been chosen as a top editor’s pick in Clinical Gastroenterology and Hepatology and is featured in GI & Hepatology News, the official newspaper of AGA Institute
  • 2010, Digestive Diseases Week Poster of Distinction
  • 2010, American Associations of Immunologists Trainee Travel Award
  • 2008, Choosing a Career in Academic Gastroenterology and Hepatology Conference Travel Award

Zocdoc awards

See you again
Speedy response
Scheduling hero

Languages spoken

  • English
  • Chinese (Cantonese)

Provider's gender

Male

NPI number

1447328711

Office locations

Tufts Medical Center - Gastroenterology

Tufts Medical Center - Gastroenterology/Hepatology

800 Washington St., Proger Building, 3rd Floor

Boston, MA 02111

Patient reviews
All reviews have been submitted by patients after seeing the provider. For more information, check out our Patient Knowledge Base.
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Dr. Leung was fantastic. Prompt, knowledgeable, relaxed, and experienced. He put my mind at ease and I felt like I could trust him. Even though he has an air-tight schedule, he stayed and chatted a few minutes after the work was done. I highly recommend him!
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Smart, Pragmatic, Friendly, Listens and Advocates Strongly for the patient
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