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. Nicholas Michael Mascoli, M.D.Newton Lower Falls, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 964-5020 Dr. Patricia Morrison, C.N.P.Newton Lower Falls, MA · No drug or device payments recorded (2025) ·
(617) 964-5020 Dr. Thomas Cunningham, M.D.Newton Lower Falls, MA · No drug or device payments recorded (2025) ·
(617) 964-5020 Dr. William Maher, M.D.Newton Lower Falls, MA · $18 in drug and device payments (2025) · Telehealth ·
(617) 964-5020 Dr. Mark Wenneker, M.D.Newtonville, MA · No drug or device payments recorded (2025) ·
(617) 480-5049 Dr. Regina Huang, M.D.Newtonville, MA · No drug or device payments recorded (2025) ·
(510) 579-3132 Dr. Lily Yung, MDNo Quincy, MA · $131 in drug and device payments (2025) ·
(617) 376-3000 Dr. Ahmed Basheer, MDNorfolk, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 623-3700 Dr. John Adams, M.D.Norfolk, MA · $131 in drug and device payments (2025) ·
(508) 623-3700 Dr. Michael Higgins, M.D.Norfolk, MA · $196 in drug and device payments (2025) · Telehealth ·
(508) 623-3700 Dr. Rebecca Ballard, M.D.Norfolk, MA · No drug or device payments recorded (2025) ·
(508) 668-1687 Dr. Riad Mortada, MDNorfolk, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 623-3700 Dr. Douglas Oneill, MDNorth Adams, MA · No drug or device payments recorded (2025) · Telehealth ·
(413) 664-5710 Dr. Kristin Lamontagne, MDNorth Adams, MA · No drug or device payments recorded (2025) ·
(413) 664-5710 Dr. Michael Wilson, M.D.North Adams, MA · No drug or device payments recorded (2025) ·
(413) 664-5000 Dr. Sarah Turner, D.O.North Adams, MA · $133 in drug and device payments (2025) ·
(413) 458-8182 Dr. Shaohua Tang, M.D.North Adams, MA · No drug or device payments recorded (2025) ·
(413) 662-3530 Dr. Steven Cherry, DONorth Adams, MA · No drug or device payments recorded (2025) ·
(413) 664-5710 Dr. Andrew Hall, M.D.Northampton, MA · No drug or device payments recorded (2025) ·
(413) 586-1100 Dr. Anne Mckinnon, MDNorthampton, MA · No drug or device payments recorded (2025) ·
(413) 586-1100 Dr. Bruce Weinraub, MDNorthampton, MA · No drug or device payments recorded (2025) ·
(413) 585-0700 Dr. Christine Baker, MDNorthampton, MA · $467 in drug and device payments (2025) · Telehealth ·
(413) 584-9511 Dr. David Alpern, MDNorthampton, MA · No drug or device payments recorded (2025) ·
(413) 582-1847 Dr. Diana Israeli, D.O.Northampton, MA · No drug or device payments recorded (2025) ·
(413) 582-2792 Dr. Edward Dean, MDNorthampton, MA · No drug or device payments recorded (2025) ·
(413) 586-1100 Dr. Elizabeth Armstrong, M.D.Northampton, MA · No drug or device payments recorded (2025) · Telehealth ·
(413) 387-4100 Dr. Heather Wark, MDNorthampton, MA · No drug or device payments recorded (2025) ·
(413) 586-3150 Dr. Henry Rosenberg, MDNorthampton, MA · No drug or device payments recorded (2025) ·
(413) 584-2178 Dr. Howard Klein, M.D.Northampton, MA · No drug or device payments recorded (2025) ·
(413) 584-4040 Dr. James Most, MDNorthampton, MA · No drug or device payments recorded (2025) ·
(413) 582-2792 Dr. Katharine EwallNorthampton, MA · No drug or device payments recorded (2025) ·
(413) 582-2792 Dr. Margaret Russo, M.D.Northampton, MA · No drug or device payments recorded (2025) ·
(413) 320-1139 Dr. Mark Novotny, MDNorthampton, MA · $61 in drug and device payments (2025) ·
(413) 582-2792 Dr. Paul Cheriyan, M.D.Northampton, MA · No drug or device payments recorded (2025) ·
(413) 582-2792 Dr. Peter Betjemann, M.D.Northampton, MA · No drug or device payments recorded (2025) ·
(413) 582-2480 Dr. Peter Elsea, MDNorthampton, MA · No drug or device payments recorded (2025) · Telehealth ·
(413) 584-2178 Dr. Robert Stanley, MD, MPHNorthampton, MA · No drug or device payments recorded (2025) ·
(413) 582-2792 Dr. Shasta Kielbasa, M.D.Northampton, MA · No drug or device payments recorded (2025) ·
(413) 582-2792 Dr. Tara Dumont, MDNorthampton, MA · $23 in drug and device payments (2025) ·
(413) 387-4100 Dr. Akindele Majekodunmi, M.D., M.B.ANorth Andover, MA · $49 in drug and device payments (2025) ·
(978) 794-2000 Dr. Alberto Sobrado, MDNorth Andover, MA · No drug or device payments recorded (2025) ·
(978) 685-4925 Dr. Ashish Gandhi, MDNorth Andover, MA · No drug or device payments recorded (2025) ·
(978) 208-0285 Dr. Dorina Abdulah, M.D.North Andover, MA · No drug or device payments recorded (2025) ·
(978) 685-2570 Dr. Garo Garabedian, MDNorth Andover, MA · $683 in drug and device payments (2025) ·
(978) 689-9488 Dr. Pushpa Gopal, M.D.North Andover, MA · No drug or device payments recorded (2025) ·
(978) 327-5039 Dr. Sudha Parvataneni, MDNorth Andover, MA · No drug or device payments recorded (2025) ·
(978) 975-0990 Dr. Tracy Harris, MDNorth Andover, MA · No drug or device payments recorded (2025) ·
(978) 686-3020 Dr. Tzvetan Tzvetanov, M.D.North Andover, MA · $562 in drug and device payments (2025) ·
(978) 687-2273 Dr. Vani Sree Reddi, M.D.North Andover, MA · $1,413 in drug and device payments (2025) · Telehealth ·
(978) 725-3636 Dr. Aisha Sheerin, MDNorth Attleboro, MA · $168 in drug and device payments (2025) ·
(203) 206-4966 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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