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
Choose a city to see providers there.
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. Robert Shih, MDHaverhill, MA · $4,353 in drug and device payments (2025) · Telehealth ·
(978) 521-6555 Dr. Sunny Kung, MDHaverhill, MA · No drug or device payments recorded (2025) · Telehealth ·
(978) 469-5536 Dr. Theodora Christopher, MDHaverhill, MA · No drug or device payments recorded (2025) ·
(978) 374-0525 Dr. William Tanguay, M.D.Haverhill, MA · No drug or device payments recorded (2025) ·
(978) 521-3270 Dr. Betty Lee, M.D.Hingham, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 534-7100 Dr. Grace Niklas, MDHingham, MA · $1,983 in drug and device payments (2025) · Telehealth ·
(781) 749-6131 Dr. Jason Boney, MDHingham, MA · No drug or device payments recorded (2025) ·
(617) 500-4097 Dr. Kaitlin Delaney, DOHingham, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 556-0200 Dr. Louis Vaickus, MDHingham, MA · No drug or device payments recorded (2025) ·
(781) 740-9028 Dr. Lynda Fann, MDHingham, MA · No drug or device payments recorded (2025) ·
(781) 534-7100 Dr. Maria Clarinda Buencamino-francisco, MDHingham, MA · $632 in drug and device payments (2025) ·
(781) 795-9980 Dr. Michael Kramer, MDHingham, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 534-7100 Dr. Olivia Lanna, M.D.Hingham, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 987-3388 Dr. Ravinder Soodan, MDHingham, MA · $1,965 in drug and device payments (2025) ·
(781) 331-2010 Dr. Heidi Berube, M.D.Holden, MA · No drug or device payments recorded (2025) ·
(508) 829-4418 Dr. Jay Stiller, M.D.Holden, MA · No drug or device payments recorded (2025) ·
(774) 437-6329 Dr. Douglas Gronda, MDHolliston, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 429-2377 Dr. Harold Kost, M.D.Holliston, MA · No drug or device payments recorded (2025) ·
(508) 429-6504 Dr. Mohammad Siddiqui, MDHolliston, MA · No drug or device payments recorded (2025) ·
(508) 429-2377 Dr. Abdallah El AlayliHolyoke, MA · No drug or device payments recorded (2025) ·
(413) 534-2500 Dr. Adam Qazi, M.D.Holyoke, MA · No drug or device payments recorded (2025) · Telehealth ·
(413) 539-6830 Dr. Alejandro Esparza-perez, M.D.Holyoke, MA · No drug or device payments recorded (2025) ·
(413) 420-2200 Dr. Ana Maria Castrillon, MDHolyoke, MA · No drug or device payments recorded (2025) ·
(413) 420-2200 Dr. Ana Roca Mattei, M.D.Holyoke, MA · No drug or device payments recorded (2025) · Telehealth ·
(413) 536-8924 Dr. Andrew Levin, M.D.Holyoke, MA · $18,667 in drug and device payments (2025) ·
(413) 534-3244 Dr. Bushra Zia, MDHolyoke, MA · No drug or device payments recorded (2025) · Telehealth ·
(413) 540-5048 Dr. Carol Patterson, M.D.Holyoke, MA · No drug or device payments recorded (2025) ·
(413) 420-2200 Dr. Claudia Koppelman, M.D.Holyoke, MA · No drug or device payments recorded (2025) ·
(413) 533-1818 Dr. Elias Name, MDHolyoke, MA · No drug or device payments recorded (2025) ·
(413) 420-2200 Dr. Garry Bombardier, M.D.Holyoke, MA · No drug or device payments recorded (2025) ·
(413) 534-2500 Dr. Glen Bombardier, MDHolyoke, MA · No drug or device payments recorded (2025) · Telehealth ·
(413) 533-7139 Dr. Kefah Al-ramahi, M.D.Holyoke, MA · $50 in drug and device payments (2025) · Telehealth ·
(413) 420-1733 Dr. Kenneth Aquilino, MDHolyoke, MA · No drug or device payments recorded (2025) · Telehealth ·
(413) 536-8924 Dr. Kimberly Bucknor, M.D.Holyoke, MA · No drug or device payments recorded (2025) · Telehealth ·
(413) 539-6830 Dr. Lorenver Po, MDHolyoke, MA · No drug or device payments recorded (2025) · Telehealth ·
(413) 536-8924 Dr. Maria Barciona Guzman, MDHolyoke, MA · No drug or device payments recorded (2025) ·
(413) 420-2200 Dr. Maria Gabriela Ponce Garcia, MD Dr. Marian Isaak, MDHolyoke, MA · No drug or device payments recorded (2025) ·
(413) 534-2500 Dr. Marilyn Levine, MDHolyoke, MA · No drug or device payments recorded (2025) ·
(413) 536-8924 Dr. Marwa Teleb, M.DHolyoke, MA · No drug or device payments recorded (2025) ·
(413) 420-2107 Dr. Morris Lainer, MDHolyoke, MA · No drug or device payments recorded (2025) ·
(413) 536-6902 Dr. Najla Al-dawsari, MDHolyoke, MA · No drug or device payments recorded (2025) ·
(413) 536-3701 Dr. Purnima Adlakha, M.D.Holyoke, MA · $117 in drug and device payments (2025) · Telehealth ·
(413) 218-6613 Dr. Tazeen Aleem, MDHolyoke, MA · No drug or device payments recorded (2025) ·
(413) 536-9881 Dr. Theodore Mlapah, M.D. Dr. Thevenin Beauzile, M.D.Holyoke, MA · No drug or device payments recorded (2025) ·
(413) 420-2200 Dr. Thomas Judd, MDHolyoke, MA · No drug or device payments recorded (2025) ·
(413) 533-0451 Dr. Vamseedhar Alla, M.D.Holyoke, MA · No drug or device payments recorded (2025) ·
(413) 534-2500 Dr. Vanessa Begolli, M.D.Holyoke, MA · No drug or device payments recorded (2025) ·
(413) 420-2200 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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