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. Eric Abston, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 638-4862 Dr. Erica Lescinskas, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 643-7972 Dr. Eric Ardolino, M.D.Boston, MA · $292 in drug and device payments (2025) · Telehealth ·
(617) 667-7000 Dr. Erica Saunders, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 414-7399 Dr. Erica Wilson, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 643-7244 Dr. Eric DaiBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Eric EcheandiaBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Eric Golding, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(203) 901-3889 Dr. Eric Guardino, DOBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Eric Lott, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 726-2000 Dr. Eric Pound, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 638-8000 Dr. Eric Schneider, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-6043 Dr. Erik Almazan, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Erika Pabo, M.D., M.B.A.Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Erika Riley, MD MPHBoston, MA · $122 in drug and device payments (2025) · Telehealth ·
(617) 726-6677 Dr. Erik Garpestad, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Erik Knelson, M.D., PH.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Erin Derose, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 667-9600 Dr. Erin Flanagin, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 636-5000 Dr. Erin Jospe, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 654-7210 Dr. Erin Peters, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 426-5500 Dr. Erin Rafferty, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 667-9600 Dr. Erin Truitt, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(161) 766-7700 Dr. Esther Saul, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Ethan Balk, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 636-3282 Dr. Ethan Borre, MD, PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2000 Dr. Ethan Manelin, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 414-7399 Dr. Ethan Samet, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-6040 Dr. Eugene ChanBoston, MA · No drug or device payments recorded (2025) ·
(617) 525-6841 Dr. Eunmin Kim, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(315) 706-3493 Dr. Evan Gwyn, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 724-3874 Dr. Evan MercerBoston, MA · No drug or device payments recorded (2025) ·
(617) 355-6000 Dr. Evan QuBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Evan Tschirhart, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5500 Dr. Evelyn Coves-datsonBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5775 Dr. Eyal Benjamin Ben Assa, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-7400 Dr. Ezioma Gbujie, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Fabian Scheid, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-6620 Dr. Fahad Alotaibe, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 779-6342 Dr. Farouk Pirzada, MDBoston, MA · No drug or device payments recorded (2025) ·
(781) 979-3440 Dr. Farrin Manian, M.D.,PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 643-0604 Dr. Fatima Stanford, MD, MPHBoston, MA · $78,520 in drug and device payments (2025) · Telehealth ·
(617) 726-4400 Dr. Fausto Ortiz, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-4376 Dr. Fawn Langerman, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Federico Erebia, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 247-7555 Dr. Felicia Patch, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-4376 Dr. Felipe Molina, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 667-9600 Dr. Felippe Marcondes, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 726-2707 Dr. Fernando Macias Martin, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 779-6342 Dr. Florence Porterfield, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 726-4400 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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