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. William Taylor, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 667-9600 Dr. Winifred Kender, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 636-9753 Dr. Wonkyung Cho, MD, MPHBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Woojin Kim, MDBoston, MA · $2,198 in drug and device payments (2025) ·
(917) 282-9234 Dr. Wunnie Brima, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Xanthia Tucker, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 414-5951 Dr. Xun WuBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Yakir ReshefBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Yale Pearlson, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 267-0900 Dr. Yaling TangBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Yana Salei, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Yana UrmanBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 636-1083 Dr. Yan Hang Fong, MBBSBoston, MA · No drug or device payments recorded (2025) ·
(617) 643-2018 Dr. Yarden Yavne, MD, MPHBoston, MA · No drug or device payments recorded (2025) ·
(617) 667-7000 Dr. Yian Xiao, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Yiding Yu, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 421-1000 Dr. Yi FengBoston, MA · No drug or device payments recorded (2025) ·
(617) 667-7000 Dr. Yinan Lan, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Yin Ge, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 726-2865 Dr. Yingfei WuBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 754-9600 Dr. Yitschak Biton, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-5036 Dr. Yoona Kim, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Yoriko Saito, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-0237 Dr. Yousef Badran, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 643-0596 Dr. Yufei XiangBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5666 Dr. Yu-lin Hsieh, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Yung Chyung, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-3850 Dr. Yung-hsien WangBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Yun Lam, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 636-8871 Dr. Yushan Wang, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-3874 Dr. Zachary Hermes, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Zachary KassirBoston, MA · No drug or device payments recorded (2025) ·
(330) 933-8070 Dr. Zachary Liao, MD, MPH, MSBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 421-1000 Dr. Zachary Roberts, MD, PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2862 Dr. Zachary StrasserBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-7930 Dr. Zach Highley-gergel, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Zahir Kanjee-khoja, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Zhuo Liu, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-6040 Dr. Ziad Qadadeh, MD., BCH., BAOBoston, MA · No drug or device payments recorded (2025) ·
(617) 789-2386 Dr. Zirui Song, MD, PHDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 726-2865 Dr. Zita Chan, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Zixi LiaoBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2000 Dr. Zoe Weinstein, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Zohaib AhmedBoston, MA · No drug or device payments recorded (2025) ·
(617) 525-8281 Dr. Zsu-zsu Chen, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 667-9344 Dr. Yongkang Zhang, MDBoston(617)-638-8000, MA · $122 in drug and device payments (2025) ·
(617) 414-7399 Dr. Marcia Franklin, MDBourne, MA · No drug or device payments recorded (2025) · Telehealth ·
(508) 778-4777 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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