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. Christopher Keir, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 482-3747 Dr. Christopher MackayBoston, MA · No drug or device payments recorded (2025) ·
(617) 632-3000 Dr. Christopher Nemeh, MD Dr. Christopher Peckins, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5500 Dr. Christopher Roy, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 278-0591 Dr. Christopher Tess, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 728-6000 Dr. Chukwumamkpam UzoegwuBoston, MA · No drug or device payments recorded (2025) ·
(617) 638-8000 Dr. Chunmei HuangBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-3874 Dr. Ciaran Mcmullan, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 726-2066 Dr. Cindy Lien, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 754-4677 Dr. Cindy Yu, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 724-3874 Dr. Claire Bloom, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-2700 Dr. Claire Carlo, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(857) 654-1000 Dr. Claire Smith, M.D.Boston, MA · $137 in drug and device payments (2025) · Telehealth ·
(617) 638-6428 Dr. Clare Horkan, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 667-7000 Dr. Clare Landefeld, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(415) 299-0085 Dr. Clare RonanBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Claude Alabre, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 724-4425 Dr. Claude Hardy, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-7399 Dr. Claudia Chae, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 724-9474 Dr. Claudia Chapuy, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 755-9118 Dr. Clayton Knox, MD, MBABoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2862 Dr. Cody CotnerBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5775 Dr. Colin O'leary, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-3874 Dr. Colleen FarrellBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Connor BondarchukBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-6660 Dr. Constantine Tarabanis, MD Dr. Constantinos Michaelidis, M.D., M.S.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5500 Dr. Corrine KlimentBoston, MA · $81 in drug and device payments (2025) · Telehealth ·
(617) 732-5500 Dr. Courtney Townshend, MD Dr. Craig Gerard, MD, PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 355-1900 Dr. Craig MonsenBoston, MA · No drug or device payments recorded (2025) ·
(617) 421-1000 Dr. Craig Noronha, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Creagh Milford, D.O.Boston, MA · No drug or device payments recorded (2025) ·
(617) 726-7853 Dr. Cristina Alexander, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5845 Dr. Cristina Castro-rivera, MDPHDBoston, MA · $1,015 in drug and device payments (2025) ·
(617) 632-8310 Dr. Cynthia Hahn, M.D., PH.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5500 Dr. Cynthia So-armah, MD, MPHBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5500 Dr. Dallas Miller, DOBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 724-8050 Dr. Damian Crawford, M.D. Dr. Dana CallahanBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5500 Dr. Dana Carne, MD, MBABoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2865 Dr. Dana Saleh, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 667-5864 Dr. Daniel Abravanel, M.D., PH.DBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5500 Dr. Daniel Alford, M.D., M.P.H.Boston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 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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