Internal Medicine Doctors in Massachusetts
Data updated monthly · Last refresh October 2026
6,796 Internal Medicine providers practice in Massachusetts, including 1,960 (29%) 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.
6,796providers
1,960telehealth
Bostontop city
Internal Medicine by city in Massachusetts
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Internal Medicine 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. Shamvil Panjwani, MDWellesley, MA · No drug or device payments recorded (2025) ·
(781) 489-5020 Dr. Sheena John, M.D.Wellesley, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 431-5444 Dr. Sonal Shah, M.D.Wellesley, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 431-5420 Dr. Steven Flier, M.D.Wellesley, MA · No drug or device payments recorded (2025) ·
(617) 731-0058 Dr. Steven Simon, M.D.Wellesley, MA · No drug or device payments recorded (2025) ·
(781) 431-5444 Dr. Surbhi Rohatgi, M.DWellesley, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 219-1510 Dr. Svetlin Dinovski, M.D.Wellesley, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 235-1224 Dr. Vanessa Britto, M.D.Wellesley, MA · No drug or device payments recorded (2025) ·
(781) 283-2810 Dr. Whitney Kress, M.D.Wellesley, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 235-5200 Dr. William Holgerson, MDWellesley, MA · $109 in drug and device payments (2025) · Telehealth ·
(781) 235-1224 Dr. William Liaw, M.D.Wellesley, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 943-3000 Dr. David Shein, M.D.Wellesley Hills, MA · $251 in drug and device payments (2025) ·
(617) 731-0058 Dr. Juris Slesers, MDWellesley Hills, MA · No drug or device payments recorded (2025) ·
(781) 237-1733 Dr. Mitchell Abramson, M.D.Wellesley Hills, MA · $848 in drug and device payments (2025) ·
(617) 630-0380 Dr. Barbara Penn, MDWellfleet, MA · No drug or device payments recorded (2025) ·
(508) 349-3131 Dr. Barbara Prazak, M.D.Wellfleet, MA · No drug or device payments recorded (2025) ·
(508) 349-3131 Dr. H Spencer, MDWellfleet, MA · No drug or device payments recorded (2025) ·
(508) 349-3131 Dr. Lawrence Millhofer, M.D.Wellfleet, MA · No drug or device payments recorded (2025) ·
(508) 349-3131 Dr. Lawrence Newman, MDWellfleet, MA · No drug or device payments recorded (2025) ·
(508) 349-3131 Dr. Matthew Burdette, DOWellfleet, MA · No drug or device payments recorded (2025) ·
(508) 349-3131 Dr. Andal Sadagopan, MDWestborough, MA · No drug or device payments recorded (2025) ·
(508) 871-0700 Dr. Arthur Brewer, M.D.Westborough, MA · No drug or device payments recorded (2025) ·
(508) 475-3235 Dr. Clifford Behmer, M.D.Westborough, MA · No drug or device payments recorded (2025) ·
(508) 366-1120 Dr. David Levitin, MDWestborough, MA · No drug or device payments recorded (2025) ·
(508) 871-0700 Dr. David Stein, MDWestborough, MA · $143 in drug and device payments (2025) · Telehealth ·
(508) 871-0700 Dr. Elisabeth Brewer, M.D.Westborough, MA · $152 in drug and device payments (2025) ·
(508) 871-0700 Dr. Eriola Terova, M.DWestborough, MA · $24 in drug and device payments (2025) ·
(508) 871-2000 Dr. Faiyaz Hakim, MDWestborough, MA · No drug or device payments recorded (2025) ·
(508) 753-4151 Dr. Gordon Manning, M.D.Westborough, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 366-1120 Dr. Jeffrey Ha, MDWestborough, MA · $89 in drug and device payments (2025) ·
(508) 871-0700 Dr. Jerome Siegel, MDWestborough, MA · No drug or device payments recorded (2025) ·
(508) 366-3828 Dr. Joanne Sullivan, M.D.Westborough, MA · No drug or device payments recorded (2025) ·
(508) 366-3719 Dr. John Toomey, M.D.Westborough, MA · No drug or device payments recorded (2025) ·
(508) 616-2833 Dr. Margaret OliverioWestborough, MA · No drug or device payments recorded (2025) ·
(617) 943-2227 Dr. Matthew Bonner, M.D.Westborough, MA · No drug or device payments recorded (2025) ·
(508) 366-8734 Dr. Nandana Kansra, M.D.Westborough, MA · $224 in drug and device payments (2025) · Telehealth ·
(508) 366-1560 Dr. Nasifa Nur, MDWestborough, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 366-1120 Dr. Ninad Samant, MDWestborough, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 871-0700 Dr. Parmender Bagga, MDWestborough, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 366-1120 Dr. Rekha Nair, M.D.Westborough, MA · No drug or device payments recorded (2025) ·
(425) 615-1623 Dr. Robert Klugman, M.D.Westborough, MA · No drug or device payments recorded (2025) ·
(508) 366-1120 Dr. Shelley Kramer, MDWestborough, MA · No drug or device payments recorded (2025) ·
(508) 366-1550 Dr. Sotiraq Terova, M.D.Westborough, MA · No drug or device payments recorded (2025) ·
(413) 543-6820 Dr. Steven Yoo, D.O.Westborough, MA · No drug or device payments recorded (2025) ·
(617) 420-5316 Dr. Susan Fine, MDWestborough, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 836-4884 Dr. Suzanne Sprague, M.D.Westborough, MA · No drug or device payments recorded (2025) ·
(508) 839-4884 Dr. Yanina GolubchikWestborough, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 366-1120 Dr. Michael Theerman, M.D.West Boylston, MA · No drug or device payments recorded (2025) ·
(508) 835-3934 Dr. Timothy Hogan, MDWest Boylston, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 835-6221 Dr. Alina Fernandez, MDWest Bridgewater, MA · No drug or device payments recorded (2025) ·
(508) 771-1800 Conditions Internal Medicine providers in Massachusetts commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
Common questions
How many Internal Medicine providers are in Massachusetts?There are 6,796 Internal Medicine providers with active NPI records practicing in Massachusetts, according to federal NPPES data refreshed monthly.
Do Internal Medicine providers in Massachusetts offer telehealth?Yes. 1,960 of the 6,796 Internal Medicine providers in Massachusetts (about 29%) report offering telehealth services in CMS data.
Which cities in Massachusetts have the most Internal Medicine providers?Boston (2,322), Worcester (443), Cambridge (299) have the highest concentration of Internal Medicine providers in Massachusetts.
How many Internal Medicine providers in Massachusetts received drug or device company payments?1,344 of 6,796 Internal Medicine providers in Massachusetts (20%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Internal Medicine providers in Massachusetts treat?Internal Medicine providers commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management 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 Internal Medicine Doctors in Massachusetts work in independent practices or large health systems?Among 3,721 Internal Medicine Doctors in Massachusetts enrolled in Medicare, 10% bill through a solo or small practice with fewer than 10 clinicians, 11% through a mid-size group of 10 to 99, and 79% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Internal Medicine Doctors in Massachusetts work at?According to CMS facility affiliation records, the Massachusetts hospitals where the most Internal Medicine Doctors 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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