Radiation Oncology in Manchester, New Hampshire
Data updated monthly · Last refresh September 2026
8 Radiation Oncology providers practice in Manchester. Listings are drawn from federal public records and are not endorsements.
Radiation Oncology providers in Manchester
Listed alphabetically. 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. Brian Knab, M.D.Manchester, NH · No drug or device payments recorded (2025) ·
(603) 663-1800 Dr. Bryan Rowe, M.D.Manchester, NH · No drug or device payments recorded (2025) ·
(603) 663-1800 Dr. Charles Leutzinger, M.D.Manchester, NH · No drug or device payments recorded (2025) ·
(603) 663-2361 Dr. David Buchberger, MDManchester, NH · $23 in drug and device payments (2025) ·
(603) 663-1800 Dr. Donald Weiss, M.D.Manchester, NH · No drug or device payments recorded (2025) ·
(603) 663-1800 Dr. James Becht, M.D.Manchester, NH · No drug or device payments recorded (2025) ·
(603) 663-1800 Dr. Ping Zhou, M.D.Manchester, NH · No drug or device payments recorded (2025) ·
(603) 663-1800 Dr. Stephen Harris, M.D.Manchester, NH · $19 in drug and device payments (2025) · Telehealth ·
(603) 663-1800 Common questions
How many Radiation Oncology providers are in Manchester, New Hampshire?There are 8 Radiation Oncology providers with active NPI records practicing in Manchester, according to federal NPPES data refreshed monthly.
Where does this data come from?Provider records 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.
All specialties in Manchester Radiation Oncology across New Hampshire
