HealthcareDiscovery.AI / Doctors / Massachusetts / Boston / Gastroenterology

Gastroenterology in Boston, Massachusetts

Data updated monthly · Last refresh September 2026

282 Gastroenterology providers practice in Boston, and 42% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Gastroenterology providers in Boston

Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Stephen Zucker, M.D.
Boston, MA · No drug or device payments recorded (2025) · Telehealth · (617) 732-6389
Dr. Steven Freedman, M.D.
Boston, MA · $9,688 in drug and device payments (2025) · Telehealth · (617) 667-5576
Dr. Steven Shields, MD
Boston, MA · No drug or device payments recorded (2025) · Telehealth · (617) 421-1091
Dr. Sunil Sheth, MD
Boston, MA · $30 in drug and device payments (2025) · Telehealth · (617) 667-7957
Dr. Susan Kelly, M.D.
Boston, MA · No drug or device payments recorded (2025) · (617) 632-8623
Dr. Sushrut Jangi, MD
Boston, MA · $193 in drug and device payments (2025) · Telehealth · (617) 636-5000
Dr. Suzanne Chan, M.D., PH. D.
Boston, MA · $47 in drug and device payments (2025) · Telehealth · (617) 632-1070
Dr. Sway Chen, MD, PHD
Boston, MA · No drug or device payments recorded (2025) · (617) 726-2000
Dr. Tarek Nammour, MD
Boston, MA · $98 in drug and device payments (2025) · (617) 732-6389
Dr. Thomas Kelleher, M.D.
Boston, MA · No drug or device payments recorded (2025) · (617) 632-1098
Dr. Thomas Moore, M.D.
Boston, MA · No drug or device payments recorded (2025) · (617) 638-6525
Dr. Timothy Kuo, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 732-5825
Dr. Tracey Simon, M.D.
Boston, MA · No drug or device payments recorded (2025) · Telehealth · (617) 643-6361
Dr. Trent Walradt
Boston, MA · $27,008 in drug and device payments (2025) · (617) 732-6389
Dr. Trisha Pasricha, MD
Boston, MA · $1,927 in drug and device payments (2025) · Telehealth · (617) 726-2426
Dr. Tyler Berzin, MD
Boston, MA · $37,145 in drug and device payments (2025) · Telehealth · (617) 667-2136
Dr. Uri Avissar, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 638-6525
Dr. Valerie Byrnes, M.D.
Boston, MA · No drug or device payments recorded (2025) · (617) 632-1070
Dr. Vanessa Mitsialis, MD
Boston, MA · $16 in drug and device payments (2025) · Telehealth · (617) 732-7426
Dr. Vikram Rangan
Boston, MA · $169 in drug and device payments (2025) · Telehealth · (617) 754-8888
Dr. Wai-kit Lo, MD
Boston, MA · No drug or device payments recorded (2025) · Telehealth · (617) 732-6389
Dr. Walter Chan, M.D.
Boston, MA · $565 in drug and device payments (2025) · Telehealth · (617) 732-6389
Dr. Walter Kim, M.D, PH.D.
Boston, MA · No drug or device payments recorded (2025) · (617) 732-6389
Dr. Wei Zhang, MD. PHD
Boston, MA · $305 in drug and device payments (2025) · Telehealth · (617) 726-5925
Dr. William Brugge, MD
Boston, MA · No drug or device payments recorded (2025) · Telehealth · (617) 724-0578
Dr. Xiaocen Zhang, MD
Boston, MA · $51 in drug and device payments (2025) · (617) 636-5883
Dr. Xiao Tan, MD, PHD
Boston, MA · No drug or device payments recorded (2025) · Telehealth · (617) 643-6361
Dr. Xing Li, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 724-4133
Dr. Yasmin Hernandez-barco, MD
Boston, MA · $34,064 in drug and device payments (2025) · Telehealth · (617) 643-0826
Dr. Young-mee Lee, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 636-5000
Dr. Yvona Trnka, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 421-1380
Dr. Zalman Falchuk, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 632-8623

Conditions Gastroenterology providers in Boston, Massachusetts commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Gastroenterology providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Gastroenterology providers are in Boston, Massachusetts?

There are 282 Gastroenterology providers with active NPI records practicing in Boston, according to federal NPPES data refreshed monthly.

How many Gastroenterology providers in Boston received drug or device company payments?

118 of 282 (42%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Gastroenterology providers in Boston treat?

Gastroenterology providers in Boston commonly treat acid reflux, IBS, Crohn disease, ulcerative colitis, celiac disease and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

All specialties in Boston Gastroenterology across Massachusetts

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.