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. Chander Nagpaul, M.D.Medford, MA · No drug or device payments recorded (2025) ·
(781) 306-5323 Dr. Cheryl Warner, M.D.Medford, MA · No drug or device payments recorded (2025) ·
(781) 306-5345 Dr. Cristina Holt, MDMedford, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 393-4448 Dr. Eileen Wegener, MDMedford, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 306-6102 Dr. Eleanor Moresco, MDMedford, MA · No drug or device payments recorded (2025) ·
(781) 391-3885 Dr. Elizabeth Chan, MDMedford, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 306-5100 Dr. George Feltin, MDMedford, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 396-6589 Dr. Gerald Riffelmacher, M.D.Medford, MA · No drug or device payments recorded (2025) ·
(781) 395-7638 Dr. Giovanni D'ambrosio, M.D.Medford, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 306-5323 Dr. Giulia Scarantino, M.D.Medford, MA · No drug or device payments recorded (2025) ·
(781) 306-6000 Dr. Gloria Lunghar, MDMedford, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 306-6101 Dr. Herbert Plovnick, M.D.Medford, MA · No drug or device payments recorded (2025) ·
(781) 306-5345 Dr. James Cacciola, MDMedford, MA · No drug or device payments recorded (2025) ·
(781) 306-5100 Dr. James Dawson, D.O.Medford, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 306-5130 Dr. James Smith, MDMedford, MA · No drug or device payments recorded (2025) ·
(781) 937-9960 Dr. Janie Pollack, MDMedford, MA · No drug or device payments recorded (2025) ·
(617) 627-3350 Dr. Jonathan Rothberg, M.D.Medford, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 396-2000 Dr. Joseph Murphy, M.D.Medford, MA · No drug or device payments recorded (2025) ·
(781) 391-4106 Dr. Marie Angeli Adamczyk, MDMedford, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 395-2114 Dr. Myfanwy Callahan, M.D.Medford, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 306-5130 Dr. Nancy Cibotti Granof, MDMedford, MA · No drug or device payments recorded (2025) ·
(781) 222-3033 Dr. Natalia Batt, MDMedford, MA · No drug or device payments recorded (2025) ·
(781) 391-2939 Dr. Paula Fang, MDMedford, MA · No drug or device payments recorded (2025) ·
(781) 306-6180 Dr. Paul Feiss, M.D.Medford, MA · No drug or device payments recorded (2025) ·
(781) 306-5130 Dr. Pius Ogagan, MDMedford, MA · No drug or device payments recorded (2025) ·
(781) 396-2000 Dr. Rachel Perla, M.D.Medford, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 306-5470 Dr. Richard Lopez, M.D.Medford, MA · No drug or device payments recorded (2025) ·
(781) 306-5100 Dr. Rishi Likhi, M.D.Medford, MA · No drug or device payments recorded (2025) ·
(781) 306-6081 Dr. Robert Weinstein, MDMedford, MA · $63 in drug and device payments (2025) · Telehealth ·
(781) 391-0801 Dr. Rosy Sandhu, M.D.Medford, MA · $327 in drug and device payments (2025) ·
(781) 306-6081 Dr. Sameer Gaonkar, MDMedford, MA · No drug or device payments recorded (2025) ·
(781) 620-4894 Dr. Stacey Sperling, M.D.Medford, MA · $121 in drug and device payments (2025) ·
(617) 627-2103 Dr. Steven Paskal, M.D.Medford, MA · No drug or device payments recorded (2025) ·
(781) 306-5100 Dr. Tamer Khafagy, MDMedford, MA · No drug or device payments recorded (2025) ·
(781) 306-6081 Dr. Carl Sousa, M.D.Medway, MA · No drug or device payments recorded (2025) ·
(508) 533-2140 Dr. Aglisa Memia, MDMelrose, MA · No drug or device payments recorded (2025) ·
(781) 979-3861 Dr. Bindiya Thakkar, MDMelrose, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 979-3400 Dr. John Nadolny, MDMelrose, MA · No drug or device payments recorded (2025) ·
(781) 937-4522 Dr. Kashif SamadMelrose, MA · No drug or device payments recorded (2025) ·
(781) 979-3000 Dr. Michael Weinstein, M.D.Melrose, MA · No drug or device payments recorded (2025) ·
(781) 662-7037 Dr. Mike Summerer, M.D.Melrose, MA · No drug or device payments recorded (2025) ·
(781) 979-3342 Dr. Mohender Maan, M.D.Melrose, MA · No drug or device payments recorded (2025) ·
(781) 979-3000 Dr. Neal Nadelson, MDMelrose, MA · No drug or device payments recorded (2025) ·
(781) 979-3800 Dr. Nosheen Jawaid, D.OMelrose, MA · No drug or device payments recorded (2025) ·
(781) 979-3000 Dr. Regine Tillmanns, MDMelrose, MA · No drug or device payments recorded (2025) ·
(781) 662-3141 Dr. Udayasena Dendi, M.D. 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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