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Radiation Oncology in Duluth, Minnesota

Data updated monthly · Last refresh September 2026

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

Radiation Oncology providers in Duluth

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. David Mcnaney

Duluth, MN · No drug or device payments recorded (2025) · (218) 786-1311

Dr. Jessica Sawyer, MD

Duluth, MN · $43 in drug and device payments (2025) · Telehealth · (218) 786-8364

Dr. Kenneth Dornfeld, MD

Duluth, MN · No drug or device payments recorded (2025) · Telehealth · (218) 786-8364

Dr. Nils Arvold, M.D.

Duluth, MN · No drug or device payments recorded (2025) · (218) 249-7800

Dr. Teresa Easwaran, MD, MS

Duluth, MN · No drug or device payments recorded (2025) · Telehealth · (218) 786-8364

Common questions

How many Radiation Oncology providers are in Duluth, Minnesota?

There are 5 Radiation Oncology providers with active NPI records practicing in Duluth, 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 Duluth Radiation Oncology across Minnesota

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.