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. Glen Kim, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 278-0055 Dr. Gloria Shan, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Gloria Yeh, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 384-8550 Dr. Gordon Hildick-smithBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Gordon Schiff, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-6077 Dr. Grace Ferri, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Grace Lee, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Gregory Fenton, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 457-8140 Dr. Gregory Gordon, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 421-8843 Dr. Gregory Hundemer, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-6383 Dr. Gregory Ruhnke, M.D.Boston, MA · $5,009 in drug and device payments (2025) ·
(617) 726-2707 Dr. Gregory Russo, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-3874 Dr. Gregory Schwartz, MDBoston, MA · $23 in drug and device payments (2025) · Telehealth ·
(617) 732-5500 Dr. Gregory Snyder, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-5775 Dr. Gregory Wagoner, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 414-7779 Dr. Gregory Yungtum, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(319) 239-9378 Dr. Griffin Plattner, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 754-9600 Dr. Guibenson Hyppolite, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 726-2066 Dr. Guity Valizadeh, M.D. Dr. Gurleen KaurBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5775 Dr. Gurpinder Gill, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(857) 307-2200 Dr. Guy Fish, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 247-6700 Dr. Gwen Crevensten, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 724-4600 Dr. Hadeal Ayoub, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-9557 Dr. Hafsa Sabzposh, M.B.B.S.Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Hagen PullerBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Haihua Zhang, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-7399 Dr. Haley McmullenBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Hallie Rozansky, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 414-5951 Dr. Hamed Khalili, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(978) 882-6709 Dr. Hanine Inaty, M.DBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 636-5000 Dr. Hannah Borowsky, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-6040 Dr. Hannah Chang, M.D., PH.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 667-9600 Dr. Hannah Lederhausen, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 754-9600 Dr. Hanna Knauss, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 667-7000 Dr. Hans-georg Klingemann, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Hans Kim, M.D.Boston, MA · $91 in drug and device payments (2025) · Telehealth ·
(617) 667-9600 Dr. Haralambos Gavras, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 638-7490 Dr. Harith Rajagopalan, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Harmony Stratton, MD, MPHBoston, MA · No drug or device payments recorded (2025) ·
(866) 337-2566 Dr. Harris Feldman, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 677-7000 Dr. Harry Selker, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Harry Shapiro, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-7930 Dr. Haruka Badger, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(800) 294-9999 Dr. Harvey Makadon, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 535-6400 Dr. Harvey Simon, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-3812 Dr. Hatem Ellaithy, MDBoston, MA · No drug or device payments recorded (2025) ·
(857) 282-3083 Dr. Haven Garber, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 927-6000 Dr. Hawra Al Lawati, MDBoston, MA · No drug or device payments recorded (2025) ·
(929) 316-4233 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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