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. Lake WalshBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Lakshman Gunaratnam, M.D. Dr. Larissa Nekhlyudov, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 421-5804 Dr. Laura Desrochers, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 667-7000 Dr. Laura Frain, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-6047 Dr. Laura Glick, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2000 Dr. Laura Harrison, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-7399 Dr. Laura Hu, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 724-8400 Dr. Lauraine Davidson, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 421-2686 Dr. Laura NicholsonBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-6040 Dr. Laura Smith, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Laura Snydman, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 636-5400 Dr. Laura WinnerBoston, MA · No drug or device payments recorded (2025) ·
(617) 632-2000 Dr. Laura Wung, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 414-5951 Dr. Lauren Abbate, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 728-6000 Dr. Lauren BelakBoston, MA · No drug or device payments recorded (2025) ·
(203) 554-9999 Dr. Laurence Ronan, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-7930 Dr. Lauren Davidson, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Lauren Doctoroff, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2000 Dr. Lauren DowlingBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Lauren Ehrhardt-humbert, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Lauren Maldonado, MD, MPHBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-3874 Dr. Lauren Malishchak, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5500 Dr. Lauren Rothkopf, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 667-9600 Dr. Lauren Scott, M.D.Boston, MA · $16 in drug and device payments (2025) · Telehealth ·
(617) 267-0900 Dr. Lauren Suarez, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(857) 307-2200 Dr. Lawrence Gottlieb, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 291-3442 Dr. Lawren Vandevrede, MD, PHDBoston, MA · $40,254 in drug and device payments (2025) · Telehealth ·
(617) 726-2865 Dr. Leela Davies, MD, PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 667-7000 Dr. Lee Park, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 726-2000 Dr. Lee Wei JunBoston, MA · No drug or device payments recorded (2025) ·
(617) 789-2386 Dr. Leigh Simmons, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 726-2368 Dr. Lela Caros, M.D.Boston, MA · $16 in drug and device payments (2025) · Telehealth ·
(617) 724-6670 Dr. Lenny Lopez, MD MDIVBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-6660 Dr. Leny Dias-cunhaBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-3874 Dr. Leonard Ellman, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-3448 Dr. Leonardo Riella, M.D., PHDBoston, MA · $18,757 in drug and device payments (2025) · Telehealth ·
(617) 726-5050 Dr. Leonard Rubin, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-6672 Dr. Leonie Hoyo, MDBoston, MA · $523 in drug and device payments (2025) · Telehealth ·
(617) 414-5951 Dr. Leonor Fernandez, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 667-9600 Dr. Lesiley Lincoln, M. D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 724-6700 Dr. Leslie Chun, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 724-7168 Dr. Lestat Ali, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 632-3000 Dr. Lester Paul, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 994-4872 Dr. Levindo Jose Garcia Quarto, MD Dr. Lewis Levy, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 421-5804 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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