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. Charlene Weigel, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 638-6408 Dr. Charles De Guzman, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-3874 Dr. Charles Hardin, M.D.,PH.DBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2000 Dr. Charles Holmes, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-3545 Dr. Charles Kinzig, MD, PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Charles Milrod, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 638-6500 Dr. Charles Smith, M.D.Boston, MA · $114 in drug and device payments (2025) · Telehealth ·
(617) 667-9600 Dr. Charles Tifft, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 414-9600 Dr. Charles Weiss, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-6620 Dr. Charley Jang, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 643-2261 Dr. Chase Yarbrough, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Chava Chapman, M.D., M.P.H.Boston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Chen Bao, MDBoston, MA · No drug or device payments recorded (2025) ·
(314) 779-4296 Dr. Chengtin Tseng, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Chester Alper, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 278-3333 Dr. Chibuzo Odigwe, MDBoston, MA · $6,349 in drug and device payments (2025) · Telehealth ·
(617) 724-9674 Dr. Chin Ho Fung, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 859-5101 Dr. Chloe Ciccariello, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 414-5951 Dr. Chloe Kellum, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Chloe Thomas, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-7399 Dr. Christiana Iyasere, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-7491 Dr. Christian Dankers, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 278-0055 Dr. Christian Hunter, M.D., PH.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-5845 Dr. Christina Kerner, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-6610 Dr. Christina Meade, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5500 Dr. Christina Wee, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 754-9600 Dr. Christine Kohn, MD, PHARMDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 726-2865 Dr. Christine Lui, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 859-5101 Dr. Christine Nayar, MDBoston, MA · $22 in drug and device payments (2025) · Telehealth ·
(617) 636-5000 Dr. Christine Ndjee-batamack, M.D. Dr. Christine Pace, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Christine Phillips, M.D.Boston, MA · $39 in drug and device payments (2025) · Telehealth ·
(617) 414-5951 Dr. Christine PremananthanBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Christine Prifti, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 414-5951 Dr. Christine Ryan, MDBoston, MA · $14,238 in drug and device payments (2025) · Telehealth ·
(617) 732-5500 Dr. Christin Price, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-6040 Dr. Christopher Alonzo, M.D., MPHBoston, MA · $124 in drug and device payments (2025) · Telehealth ·
(617) 267-0900 Dr. Christopher BlancoBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Christopher Cai, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5500 Dr. Christopher Calahan, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 643-8245 Dr. Christopher Coley, MDBoston, MA · $22 in drug and device payments (2025) · Telehealth ·
(617) 724-4600 Dr. Christopher FredricksBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Christopher Gibson, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 232-9500 Dr. Christopher Haff, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Christopher Hernandez, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-7399 Dr. Christopher Inra, M.D., PH.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 667-7000 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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