Oncologists in Massachusetts
Data updated monthly · Last refresh October 2026
425 Medical Oncology providers practice in Massachusetts, including 209 (49%) 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.
425providers
209telehealth
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Medical Oncology by city in Massachusetts
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Medical 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. Eric Marks, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 638-6428 Dr. Erin Parry, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-6089 Dr. Eunice Kwak, MD, PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-6254 Dr. Evan Chen, MDBoston, MA · $20,716 in drug and device payments (2025) · Telehealth ·
(617) 632-1906 Dr. Eyal Attar, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-8731 Dr. Faiza Yasin, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 632-3000 Dr. Frank Hodi, MDBoston, MA · $1,716 in drug and device payments (2025) · Telehealth ·
(617) 632-5053 Dr. Franklin Huang, MD, PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 632-3000 Dr. Geoffrey Oxnard, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 638-6428 Dr. Geoffrey Shapiro, MD PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 632-4942 Dr. George Demetri, MDBoston, MA · $65,881 in drug and device payments (2025) ·
(617) 632-3985 Dr. Glenn Dranoff, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 632-5051 Dr. Glen Weiss, MDBoston, MA · $4,125 in drug and device payments (2025) ·
(928) 487-5282 Dr. Gretchen Gignac, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 638-6428 Dr. Guilherme Nader Marta, MD Dr. Gunsagar Gulati, MD, PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 632-6476 Dr. Haeseong Park, MDBoston, MA · $214 in drug and device payments (2025) · Telehealth ·
(617) 632-4500 Dr. Haley Ellis, MDBoston, MA · $13,221 in drug and device payments (2025) · Telehealth ·
(617) 724-4000 Dr. Hamid Emamekhoo, M.D.Boston, MA · $336 in drug and device payments (2025) · Telehealth ·
(617) 632-3466 Dr. Hanno Hock, MD PHDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 724-4000 Dr. Harold Burstein, MD PHDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 632-2624 Dr. Harshabad Singh, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 632-3779 Dr. Himisha Beltran, MDBoston, MA · $40,007 in drug and device payments (2025) · Telehealth ·
(617) 632-5456 Dr. Hui Jing Hoe, MBBSBoston, MA · No drug or device payments recorded (2025) ·
(617) 632-3000 Dr. Hussein Assi, M.DBoston, MA · No drug or device payments recorded (2025) ·
(617) 638-6428 Dr. Iain Webb, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 448-4168 Dr. Ian Roundtree, MD, PHD Dr. Ibiayi Dagogo-jack, M.D.Boston, MA · $49,572 in drug and device payments (2025) · Telehealth ·
(617) 724-1134 Dr. Ilit Turgeman, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 632-3000 Dr. Ilyas SahinBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 726-2000 Dr. Inhye Ahn, M.D.Boston, MA · $10,873 in drug and device payments (2025) · Telehealth ·
(617) 582-9164 Dr. Irene Ghobrial, M.D.Boston, MA · $38,017 in drug and device payments (2025) · Telehealth ·
(617) 632-4198 Dr. Iris Chan, MD PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 632-6922 Dr. Jaclyn LopiccoloBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 632-5301 Dr. Jacob Laubach, M.D.Boston, MA · $4,440 in drug and device payments (2025) · Telehealth ·
(617) 632-2127 Dr. Jacqueline AredoBoston, MA · $11,189 in drug and device payments (2025) ·
(617) 726-2000 Dr. Jaime Schneider, MD,PHDBoston, MA · No drug or device payments recorded (2025) ·
(617) 632-2069 Dr. James Cleary, MD/PHDBoston, MA · $25,273 in drug and device payments (2025) · Telehealth ·
(617) 632-3000 Dr. James Decaprio, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 632-3000 Dr. James Griffin, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 632-3360 Dr. James Mier, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 667-0430 Dr. Jamie BrettBoston, MA · No drug or device payments recorded (2025) ·
(617) 632-5122 Dr. Janet Abrahm, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 632-6464 Dr. Janice Kim, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 643-0596 Dr. Jason Fisherman, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(857) 366-8458 Common questions
How many Medical Oncology providers are in Massachusetts?There are 425 Medical Oncology providers with active NPI records practicing in Massachusetts, according to federal NPPES data refreshed monthly.
Do Medical Oncology providers in Massachusetts offer telehealth?Yes. 209 of the 425 Medical Oncology providers in Massachusetts (about 49%) report offering telehealth services in CMS data.
Which cities in Massachusetts have the most Medical Oncology providers?Boston (342), Weymouth (11), Springfield (9) have the highest concentration of Medical Oncology providers in Massachusetts.
How many Medical Oncology providers in Massachusetts received drug or device company payments?194 of 425 Medical Oncology providers in Massachusetts (46%) 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 Oncologists in Massachusetts work in independent practices or large health systems?Among 280 Oncologists in Massachusetts enrolled in Medicare, 4% bill through a solo or small practice with fewer than 10 clinicians, 0% through a mid-size group of 10 to 99, and 96% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Oncologists in Massachusetts work at?According to CMS facility affiliation records, the Massachusetts hospitals where the most Oncologists hold privileges are Brigham and Women's Hospital in Boston; Massachusetts General Hospital in Boston; Brigham and Women Faulkner Hospital in Jamaica Plain.
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