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. Ansi Pillai, MDFall River, MA · $167 in drug and device payments (2025) · Telehealth ·
(508) 973-7766 Dr. Ashley Weber, M.D.Fall River, MA · No drug or device payments recorded (2025) ·
(508) 675-1054 Dr. Audberto Antonini Gonzalez, M.D.Fall River, MA · No drug or device payments recorded (2025) ·
(508) 676-3292 Dr. Babak Deyhimpanah, MDFall River, MA · $1,263 in drug and device payments (2025) ·
(508) 235-5445 Dr. Bijay Yadav, MDFall River, MA · No drug or device payments recorded (2025) ·
(508) 676-3292 Dr. Bill Grossman, M.D.Fall River, MA · No drug or device payments recorded (2025) ·
(508) 676-3292 Dr. Christopher Joncas, MDFall River, MA · $25,660 in drug and device payments (2025) ·
(508) 235-5445 Dr. Debbie-ann Tan, M.D.Fall River, MA · No drug or device payments recorded (2025) ·
(508) 676-3292 Dr. Diane Patrick, MDFall River, MA · No drug or device payments recorded (2025) ·
(508) 973-9650 Dr. Ehab Sorial, M.D.Fall River, MA · $21 in drug and device payments (2025) · Telehealth ·
(508) 235-5434 Dr. Erika Mello, D.O.Fall River, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 973-9500 Dr. Eugene Zak, M.D.Fall River, MA · No drug or device payments recorded (2025) ·
(508) 679-1906 Dr. Fabian Delgado, MDFall River, MA · No drug or device payments recorded (2025) ·
(508) 676-3292 Dr. Farah Raoof, MDFall River, MA · No drug or device payments recorded (2025) ·
(508) 676-3292 Dr. Habib Eljanini, MDFall River, MA · No drug or device payments recorded (2025) ·
(508) 674-5600 Dr. Hany Mistikawy, M.D.Fall River, MA · $637 in drug and device payments (2025) ·
(508) 679-2265 Dr. Harold Contreras Martinez, MDFall River, MA · No drug or device payments recorded (2025) ·
(508) 676-3292 Dr. Harvey Reback, MDFall River, MA · No drug or device payments recorded (2025) ·
(508) 973-7766 Dr. Hazel Marzan, M.D.Fall River, MA · $250 in drug and device payments (2025) ·
(508) 235-5262 Dr. Huiling JiFall River, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 873-9075 Dr. Irina Merport, M.D.Fall River, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 973-9650 Dr. Jaiganesh Dorai, MDFall River, MA · No drug or device payments recorded (2025) ·
(508) 676-3292 Dr. Jason Diogo, MDFall River, MA · $1,077 in drug and device payments (2025) · Telehealth ·
(508) 974-4363 Dr. Joann Chang, MDFall River, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 973-9650 Dr. John Oconnell, M.D.Fall River, MA · No drug or device payments recorded (2025) ·
(508) 675-1054 Dr. John Shapiro, MD, MPH, MSFall River, MA · No drug or device payments recorded (2025) · Telehealth ·
(401) 273-2460 Dr. Jorge Andrade, MDFall River, MA · $3,615 in drug and device payments (2025) · Telehealth ·
(508) 235-5400 Dr. Jose Monteiro, MDFall River, MA · $1,270 in drug and device payments (2025) · Telehealth ·
(508) 674-5200 Dr. Joseph Spirito, MDFall River, MA · $980 in drug and device payments (2025) · Telehealth ·
(508) 672-3305 Dr. Julianne Hetzler, D.O.Fall River, MA · No drug or device payments recorded (2025) ·
(508) 973-5919 Dr. Karl Zuzarte, MDFall River, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 973-9500 Dr. Kate Mayans, M.D.Fall River, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 973-9650 Dr. Katherine Yutangco, M.D.Fall River, MA · No drug or device payments recorded (2025) ·
(508) 730-3000 Dr. Kenath Shamir, M.D.Fall River, MA · $148 in drug and device payments (2025) · Telehealth ·
(508) 973-9650 Dr. Kimberly Babb, MDFall River, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 973-7766 Dr. Laura Cardenas Ramos, MDFall River, MA · $156 in drug and device payments (2025) ·
(508) 679-8111 Dr. Lucas Ryback, MDFall River, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 973-7766 Dr. Mahmood Ahmad, M.DFall River, MA · $124 in drug and device payments (2025) ·
(508) 676-3292 Dr. Marc Theroux, MDFall River, MA · No drug or device payments recorded (2025) ·
(508) 973-7766 Dr. Mark Hilty, MDFall River, MA · No drug or device payments recorded (2025) ·
(508) 973-7447 Dr. Melanie Cardoza, DOFall River, MA · $927 in drug and device payments (2025) · Telehealth ·
(508) 674-5200 Dr. Michael Roberts, MDFall River, MA · $67 in drug and device payments (2025) · Telehealth ·
(508) 973-7766 Dr. Miguel Brillantes, MDFall River, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 973-9500 Dr. Muddassir Salyani, M.DFall River, MA · No drug or device payments recorded (2025) ·
(508) 676-3292 Dr. Neveen Bassaly, M.D.Fall River, MA · $362 in drug and device payments (2025) · Telehealth ·
(508) 672-1560 Dr. Nicole Mcdonald, M.D.Fall River, MA · $91 in drug and device payments (2025) · Telehealth ·
(508) 674-9300 Dr. Ossama Labib, M.D.Fall River, MA · $1,143 in drug and device payments (2025) · Telehealth ·
(508) 673-7898 Dr. Raju Singla, M.D.Fall River, MA · $1,130 in drug and device payments (2025) · Telehealth ·
(508) 646-7730 Dr. Robert Crausman, M.D.Fall River, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 675-1522 Dr. Robert Rubano, M.D.Fall River, MA · No drug or device payments recorded (2025) ·
(508) 679-2265 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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