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Gastroenterologists in Massachusetts

Data updated monthly · Last refresh October 2026

689 Gastroenterology providers practice in Massachusetts, including 312 (45%) offering telehealth. The largest concentration is in Boston. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

689providers
312telehealth
Bostontop city

Gastroenterology by city in Massachusetts

Choose a city to see providers there.

Gastroenterology in Boston282 providers
Gastroenterology in Worcester49 providers
Gastroenterology in Burlington31 providers
Gastroenterology in Springfield18 providers
Gastroenterology in Cambridge16 providers
Gastroenterology in Beverly13 providers
Gastroenterology in Fall River12 providers
Gastroenterology in Brockton11 providers
Gastroenterology in Salem11 providers
Gastroenterology in Stoneham11 providers
Gastroenterology in Framingham10 providers
Gastroenterology in Florence10 providers
Gastroenterology in Newton9 providers
Gastroenterology in Milford8 providers
Gastroenterology in Acton8 providers
Gastroenterology in South Weymouth8 providers
Gastroenterology in Plymouth7 providers
Gastroenterology in Medford7 providers
Gastroenterology in Leominster7 providers
Gastroenterology in Pittsfield6 providers
Gastroenterology in Quincy6 providers
Gastroenterology in Chelmsford6 providers
Gastroenterology in Brighton5 providers
Gastroenterology in Haverhill5 providers

Gastroenterology providers in Massachusetts

Listed by city, largest first. 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. Martha Tonzi, NP
Milford, MA · $46 in drug and device payments (2025) · (508) 478-6363
Dr. Parham Safaie Semnani, MD
Milford, MA · $1,154 in drug and device payments (2025) · (508) 478-6363
Dr. George Barrett, MD
Milton, MA · $2,719 in drug and device payments (2025) · (617) 696-0082
Dr. Tahnee Sidhu, MD
Milton, MA · $138 in drug and device payments (2025) · Telehealth · (617) 696-4600
Dr. Frank Malkin, MD
Natick, MA · No drug or device payments recorded (2025) · (508) 650-9965
Dr. Lawrence Handler, M.D.
Natick, MA · No drug or device payments recorded (2025) · (508) 651-1998
Dr. Michael Pisick, MD
Natick, MA · No drug or device payments recorded (2025) · (508) 653-8685
Dr. Edward Herlihy, M.D.
N Dartmouth, MA · No drug or device payments recorded (2025) · (508) 996-3991
Dr. Sonal Ullman, MD
Needham, MA · $60 in drug and device payments (2025) · Telehealth · (781) 444-6460
Dr. Steven Cohen, MD
Needham, MA · No drug or device payments recorded (2025) · Telehealth · (781) 444-6460
Dr. Christopher Cheney, MD
New Bedford, MA · No drug or device payments recorded (2025) · (508) 961-1500
Dr. Ahmer Ibrahim, M.D.
Newburyport, MA · No drug or device payments recorded (2025) · Telehealth · (978) 499-7200
Dr. Patrick O'dea, MD
Newburyport, MA · No drug or device payments recorded (2025) · (999) 000-0000
Dr. Richard Zirin, M.D.
Newburyport, MA · $250 in drug and device payments (2025) · (978) 465-4622
Dr. Benjamin Levitzky, M.D.
Newton, MA · $1,619 in drug and device payments (2025) · Telehealth · (617) 969-1227
Dr. Dennis Lee, MD
Newton, MA · $72 in drug and device payments (2025) · Telehealth · (617) 969-1227
Dr. Elissa Kaplan, M.D.
Newton, MA · No drug or device payments recorded (2025) · (617) 969-1227
Dr. Jacquelyn Chenelle, PA-C
Newton, MA · No drug or device payments recorded (2025) · Telehealth · (617) 969-1227
Dr. Lawrence Friedman, MD
Newton, MA · No drug or device payments recorded (2025) · Telehealth · (617) 243-5480
Dr. Michael O'donnell, M.D.
Newton, MA · $26 in drug and device payments (2025) · Telehealth · (617) 969-1227
Dr. Richard Curtis, MD
Newton, MA · $606 in drug and device payments (2025) · Telehealth · (617) 969-1227
Dr. R. Klingenstein, M.D.
Newton, MA · No drug or device payments recorded (2025) · (617) 558-0011
Dr. Rosaline Barron, MD
Newton, MA · No drug or device payments recorded (2025) · (781) 888-0036
Dr. Chi Zhang, M.D.
North Adams, MA · No drug or device payments recorded (2025) · (413) 664-5445
Dr. Heidi Ahmed, M.D.
North Chelmsford, MA · $1,341 in drug and device payments (2025) · Telehealth · (978) 459-6737
Dr. James Connolly, M.D.
North Chelmsford, MA · $1,836 in drug and device payments (2025) · (978) 459-6737
Dr. Melanie Kappadakunnel, D.O.
North Chelmsford, MA · $1,503 in drug and device payments (2025) · Telehealth · (978) 459-6737
Dr. Nitin Aggarwal, M.D.
North Chelmsford, MA · $1,617 in drug and device payments (2025) · Telehealth · (978) 459-6737
Dr. Emma Bell-wynter, M.D.
North Dartmouth, MA · No drug or device payments recorded (2025) · (508) 961-0665
Dr. James Hoffman, MD
North Dartmouth, MA · $136 in drug and device payments (2025) · (508) 996-3991
Dr. Christopher Kenney, M.D.
Norwell, MA · $25 in drug and device payments (2025) · Telehealth · (781) 878-5200
Dr. Joseph Fiore, M.D.
Norwell, MA · $1,985 in drug and device payments (2025) · Telehealth · (781) 878-5200
Dr. Thomas Kenney, MD
Norwell, MA · $291 in drug and device payments (2025) · Telehealth · (781) 878-5200
Dr. Chiang Li, MD
Norwood, MA · No drug or device payments recorded (2025) · (781) 278-0846
Dr. Derek Frederickson, MD
Norwood, MA · No drug or device payments recorded (2025) · (781) 762-1531
Dr. Lori Paiva, DO
Norwood, MA · No drug or device payments recorded (2025) · (781) 762-1531
Dr. Matthew Sullivan, MD
Norwood, MA · $491 in drug and device payments (2025) · Telehealth · (781) 762-0311
Dr. Jeremy Schwartz, MD
Palmer, MA · $28 in drug and device payments (2025) · (413) 370-5400
Dr. Tiago Martins, DO
Palmer, MA · No drug or device payments recorded (2025) · Telehealth · (413) 370-5400
Dr. Irving Ingraham, MD
Peabody, MA · $725 in drug and device payments (2025) · Telehealth · (978) 532-6111
Dr. Lewis Kramer, M.D.
Peabody, MA · No drug or device payments recorded (2025) · (978) 532-2632
Dr. Ram Narasimhan, M.D.
Peabody, MA · $122 in drug and device payments (2025) · Telehealth · (978) 538-4678
Dr. Stella Chow, M.D.
Peabody, MA · $607 in drug and device payments (2025) · Telehealth · (978) 538-4680
Dr. Jacques Reichling, M.D.
Pittsfield, MA · No drug or device payments recorded (2025) · Telehealth · (413) 499-8590
Dr. Jason Bratcher, M.D.
Pittsfield, MA · $401 in drug and device payments (2025) · Telehealth · (413) 499-8590
Dr. Jeffrey St John, M.D.
Pittsfield, MA · $66 in drug and device payments (2025) · Telehealth · (413) 499-8590
Dr. Kolala Sridhar, MD
Pittsfield, MA · No drug or device payments recorded (2025) · (413) 447-2000
Dr. Thomas Dunzendorfer, M.D.
Pittsfield, MA · $382 in drug and device payments (2025) · Telehealth · (413) 236-0900
Dr. Veronica Deyeso, MD
Pittsfield, MA · $2,492 in drug and device payments (2025) · (413) 443-9082
Dr. Arthur Esswein, M.D.
Plymouth, MA · No drug or device payments recorded (2025) · (508) 746-6257

Conditions Gastroenterology providers in 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 Massachusetts?

There are 689 Gastroenterology providers with active NPI records practicing in Massachusetts, according to federal NPPES data refreshed monthly.

Do Gastroenterology providers in Massachusetts offer telehealth?

Yes. 312 of the 689 Gastroenterology providers in Massachusetts (about 45%) report offering telehealth services in CMS data.

Which cities in Massachusetts have the most Gastroenterology providers?

Boston (282), Worcester (49), Burlington (31) have the highest concentration of Gastroenterology providers in Massachusetts.

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

341 of 689 Gastroenterology providers in Massachusetts (49%) 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 Massachusetts treat?

Gastroenterology providers 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 counts and profiles 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.

Do most Gastroenterologists in Massachusetts work in independent practices or large health systems?

Among 460 Gastroenterologists in Massachusetts enrolled in Medicare, 9% bill through a solo or small practice with fewer than 10 clinicians, 8% through a mid-size group of 10 to 99, and 83% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Gastroenterologists in Massachusetts work at?

According to CMS facility affiliation records, the Massachusetts hospitals where the most Gastroenterologists hold privileges are Brigham and Women's Hospital in Boston; Massachusetts General Hospital in Boston; Beth Israel Deaconess Medical Center in Boston.

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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. Are you a Gastroenterology in Massachusetts? Get featured.