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. Sabetta Singh, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Sachin Shah, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2000 Dr. Sagar RajuBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2000 Dr. Sagar Vaidya, M.D., PH.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 726-8403 Dr. Saif Rathore, MD, PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2865 Dr. Saleena Gul Arif, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 414-7399 Dr. Sali Merjanah, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 638-7460 Dr. Sally Vanerian, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(857) 364-4418 Dr. Sally Wang, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Samantha BalesBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-4900 Dr. Samantha Karle, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2000 Dr. Samantha Rawlins-pilgrim, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(857) 654-1000 Dr. Sami Alobaidi, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 789-3000 Dr. Samir TouhamyBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-5820 Dr. Samuel DoernbergBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Samuel Edwards, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(857) 364-6059 Dr. Samuel Gretz, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Samuel Joseph, MDBoston, MA · $145 in drug and device payments (2025) · Telehealth ·
(617) 754-9600 Dr. Samuel Myers, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 384-8550 Dr. Samuel Ng, MD, PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Samuel Wilk, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Samy Sidhom, M.D., M.P.H.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 421-1188 Dr. Sana Sheikh, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 779-6342 Dr. Sandeep Prabhu, MD, MPH, MSBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(857) 307-2200 Dr. Sandra KimBoston, MA · No drug or device payments recorded (2025) ·
(617) 888-0827 Dr. Sandra Lau, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 636-5000 Dr. Sandra Looby-gordon, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 414-5951 Dr. Sara Emami, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 724-6700 Dr. Sara Fazio, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 667-9600 Dr. Sarah Bentley, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 667-7000 Dr. Sarah Brown, MDBoston, MA · $24 in drug and device payments (2025) · Telehealth ·
(617) 414-5951 Dr. Sarah Chu, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 525-7370 Dr. Sarah ConwayBoston, MA · $192 in drug and device payments (2025) · Telehealth ·
(617) 732-5500 Dr. Sarah Darweesh, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Sarah Donohue, NPBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 859-5101 Dr. Sarah Fahmy, DOBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-7399 Dr. Sarah Fulco, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 414-5951 Dr. Sarah Harrison, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 665-1000 Dr. Sarah Housman, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 724-6700 Dr. Sarah Khorasani, MD, MPH Dr. Sarah Kimball, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 414-5951 Dr. Sarah KlerBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2000 Dr. Sarah Ohnigian, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 667-7000 Dr. Sarah Post, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 421-8843 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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