HealthcareDiscovery.AI / Doctors / California / Chico / Radiation Oncology

Radiation Oncology in Chico, California

Data updated monthly · Last refresh September 2026

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

Radiation Oncology providers in Chico

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. Anne Dawson, M.D.

Chico, CA · No drug or device payments recorded (2025) · (530) 332-3917

Dr. Erik Stickney, M.D.

Chico, CA · $307 in drug and device payments (2025) · (530) 691-5920

Dr. Harry Lomas, M.D.

Chico, CA · No drug or device payments recorded (2025) · (530) 691-5922

Dr. Leith Hathout, MD

Chico, CA · No drug or device payments recorded (2025) · (530) 332-4700

Dr. Steven Wahlen, M.D.

Chico, CA · $183 in drug and device payments (2025) · (530) 891-8787

Common questions

How many Radiation Oncology providers are in Chico, California?

There are 5 Radiation Oncology providers with active NPI records practicing in Chico, 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 Chico Radiation Oncology across California

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.