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Radiation Oncology in Fremont, Ohio

Data updated monthly · Last refresh September 2026

1 Radiation Oncology providers practice in Fremont. Listings are drawn from federal public records and are not endorsements.

Radiation Oncology providers in Fremont

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. William Vancise, MD
Fremont, OH · No drug or device payments recorded (2025) · (419) 559-2700

Common questions

How many Radiation Oncology providers are in Fremont, Ohio?

There are 1 Radiation Oncology providers with active NPI records practicing in Fremont, 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 Fremont Radiation Oncology across Ohio

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.