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. Tharidu GunawardenaBoston, MA · No drug or device payments recorded (2025) ·
(757) 663-3339 Dr. Theodora Pappa, MD, PHDBoston, MA · $10,535 in drug and device payments (2025) · Telehealth ·
(617) 732-5666 Dr. Theodore Benzer, MD PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-4100 Dr. Theresa Kim, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Thomas Barber, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Thomas Bowman, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 525-7631 Dr. Thomas GossardBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Thomas Hawkins, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 246-5376 Dr. Thomas Heyne, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-7782 Dr. Thomas Howe, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Thomas JohnsonBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Thomas Ostrander, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 414-4376 Dr. Thomas Peteet, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 433-9601 Dr. Thomas Reske, MDBoston, MA · $4,422 in drug and device payments (2025) ·
(617) 638-6100 Dr. Thomas Rogers, MD/PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 545-7278 Dr. Thomas Sequist, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 525-7509 Dr. Thomas Sterne, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 425-2000 Dr. Tiffany Wang, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Timothy AndersonBoston, MA · No drug or device payments recorded (2025) ·
(617) 754-9600 Dr. Timothy Caradonna, MD, PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5775 Dr. Timothy Ferris, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-3456 Dr. Timothy Herman, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2000 Dr. Timothy Lin, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2000 Dr. Timothy Loo, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 667-9600 Dr. Timothy Mikulski, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Timothy Naimi, MD, MPHBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-6693 Dr. Tisamarie Sherry, M.D., PH.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Titilayo AfolabiBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2000 Dr. Toluwalase Awoyemi, MB; BS DPHIL Dr. Tom Delbanco, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 667-3992 Dr. Tomer Barak, MD, MSC TMIH, DTMHBoston, MA · No drug or device payments recorded (2025) ·
(617) 632-8266 Dr. Tonia LiuBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Travis Baggett, MDBoston, MA · No drug or device payments recorded (2025) ·
(857) 654-1000 Dr. Trudy Li, M.D., MPHBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-3874 Dr. Tsisia Batsashvili, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 789-2386 Dr. Tyler Lescure, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 726-4900 Dr. Ty Sweeney, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 638-8000 Dr. Ursula Collinson, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(508) 334-8802 Dr. Urvi Shah, M.D.Boston, MA · $2,567 in drug and device payments (2025) · Telehealth ·
(617) 636-5000 Dr. Urvya Iyer, MD, MPHBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-3874 Dr. Utibe Essien, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2865 Dr. Valerie Gobao, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Valerie Stone, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5500 Dr. Vamsi Mootha, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 643-3096 Dr. Varsha Tanguturi, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5500 Dr. Vasil Mico, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Vasudev Mandyam, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 414-5951 Dr. Vatsal Bhatt, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 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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