Radiation Oncologists in Massachusetts
Data updated monthly · Last refresh October 2026
245 Radiation Oncology providers practice in Massachusetts, including 115 (47%) 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.
245providers
115telehealth
Bostontop city
Radiation Oncology by city in Massachusetts
Choose a city to see providers there.
Where Radiation Oncologists in Massachusetts practice
From CMS Medicare enrollment records covering 160 of the 245 providers listed here (65%). Providers who do not bill Medicare are not included in these figures.
10%solo or small practice (under 10 clinicians)
8%mid-size group (10 to 99)
83%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Radiation Oncologists | All clinicians in group | Main city |
| Brigham and Womens Physicians Organization Inc. | 58 | 2,931 | Boston |
| Massachusetts General Physicians Organization Inc. | 38 | 3,494 | Boston |
| Dana-Farber Cancer Institute, Inc.. | 35 | 671 | Boston |
| The General Hospital Corp.oration | 28 | 1,275 | Boston |
| Umass Memorial Medical Group Inc. | 12 | 2,494 | Worcester |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Radiation Oncologists affiliated |
| Brigham and Women's Hospital | Boston | Nonprofit | 5 of 5 | 69 |
| Massachusetts General Hospital | Boston | Nonprofit | 5 of 5 | 49 |
| Beth Israel Deaconess Medical Center | Boston | Nonprofit | 3 of 5 | 24 |
| Newton-Wellesley Hospital | Newton | Nonprofit | 5 of 5 | 18 |
| Massachusetts Eye and Ear Infirmary - | Boston | Nonprofit | Not rated | 14 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Radiation Oncology 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. Abram Recht, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 667-2345 Dr. Akash Parekh, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 638-7070 Dr. Alexander Spektor, M.D., PH.D.Boston, MA · $437 in drug and device payments (2025) · Telehealth ·
(617) 732-6310 Dr. Alice Silberstein, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-8650 Dr. Alicia Smart, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5500 Dr. Allen Mo, MDBoston, MA · $216 in drug and device payments (2025) · Telehealth ·
(617) 632-7000 Dr. Alphonse Taghian, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Amy WisdomBoston, MA · No drug or device payments recorded (2025) ·
(617) 665-1000 Dr. Andrea Ng, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-6310 Dr. Andrew Elia, M.D., PH.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-6310 Dr. Annie Chan, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-1159 Dr. Anthony Damico, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-6310 Dr. Anthony Zietman, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-8150 Dr. Anurag SarafBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5500 Dr. Ariel Marciscano, MDBoston, MA · $2,680 in drug and device payments (2025) · Telehealth ·
(617) 726-8651 Dr. Ayal Aizer, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 525-7136 Dr. Benjamin Kann, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 726-8651 Dr. Brandon Turner, MD, MSC Dr. Bree Eaton, M.D.Boston, MA · $58 in drug and device payments (2025) · Telehealth ·
(404) 644-6268 Dr. Brett Diamond, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 636-6161 Dr. Brian Alexander, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Bruce Borgelt, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Bryce Thomsen, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Chirayu Patel, MD, MPHBoston, MA · $4,200 in drug and device payments (2025) · Telehealth ·
(617) 724-9627 Dr. Daniela Buscariollo, M.D.Boston, MA · $25 in drug and device payments (2025) · Telehealth ·
(617) 732-6230 Dr. Daniel CagneyBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Danielle Bitterman, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(203) 464-7449 Dr. Danielle Margalit, M.D., M.P.H.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 724-0288 Dr. Danielle Rodin, MD MPHBoston, MA · No drug or device payments recorded (2025) ·
(866) 408-3324 Dr. Daniel Rosen, MD, PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-6310 Dr. Daphna Spiegel, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 667-2345 Dr. Daphne Haas-kogan, M.D.Boston, MA · $1,853 in drug and device payments (2025) · Telehealth ·
(617) 732-5500 Dr. Darwin Yip, MDBoston, MA · $63 in drug and device payments (2025) · Telehealth ·
(617) 724-9413 Dr. David Kozono, M.D., PH.D.Boston, MA · $2,037 in drug and device payments (2025) · Telehealth ·
(617) 632-3591 Dr. David Mayhew, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. David Miyamoto, M.D., PH.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 726-5866 Dr. David Sher, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-8650 Dr. David Yang, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-4332 Dr. Diana ShiBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Elie MehannaBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5500 Dr. Elizabeth Baldini, MD , MPHBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-7906 Dr. Ellen Kim, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-6322 Dr. Ellen Kornmehl, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-6050 Dr. Erik Anderson, M.D. PH.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 667-2345 Dr. Fallon Chipidza, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-5500 Dr. Florence Keane, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 726-2865 Dr. Geoffrey SedorBoston, MA · No drug or device payments recorded (2025) ·
(617) 638-7070 Dr. Hannah Roberts, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(917) 225-1701 Common questions
How many Radiation Oncology providers are in Massachusetts?There are 245 Radiation Oncology providers with active NPI records practicing in Massachusetts, according to federal NPPES data refreshed monthly.
Do Radiation Oncology providers in Massachusetts offer telehealth?Yes. 115 of the 245 Radiation Oncology providers in Massachusetts (about 47%) report offering telehealth services in CMS data.
Which cities in Massachusetts have the most Radiation Oncology providers?Boston (149), Worcester (19), Burlington (7) have the highest concentration of Radiation Oncology providers in Massachusetts.
How many Radiation Oncology providers in Massachusetts received drug or device company payments?63 of 245 Radiation Oncology providers in Massachusetts (26%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
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 Radiation Oncologists in Massachusetts work in independent practices or large health systems?Among 160 Radiation Oncologists in Massachusetts enrolled in Medicare, 10% bill through a solo or small practice with fewer than 10 clinicians, 8% through a mid-size group of 10 to 99, and 83% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Radiation Oncologists in Massachusetts work at?According to CMS facility affiliation records, the Massachusetts hospitals where the most Radiation Oncologists 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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