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Radiation Oncology in Greenville, South Carolina

Data updated monthly · Last refresh September 2026

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

Radiation Oncology providers in Greenville

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. Dale Duncan, MD
Greenville, SC · No drug or device payments recorded (2025) · (864) 679-3900
Dr. David Grisell, DO
Greenville, SC · No drug or device payments recorded (2025) · (864) 436-7447
Dr. David Lakomy, MD
Greenville, SC · No drug or device payments recorded (2025) · (864) 679-3900
Dr. Emory Mctyre
Greenville, SC · $567 in drug and device payments (2025) · (864) 455-7070
Dr. Jennifer Vogel, MD
Greenville, SC · $29 in drug and device payments (2025) · Telehealth · (864) 603-6300
Dr. John O'connell, M.D.
Greenville, SC · $130 in drug and device payments (2025) · (864) 455-7070
Dr. Joshua Farris, MD/PHD
Greenville, SC · No drug or device payments recorded (2025) · Telehealth · (864) 603-6200
Dr. Michael Greenbaum, M.D.
Greenville, SC · $694 in drug and device payments (2025) · Telehealth · (864) 455-7070
Dr. Michael Zurenko, MD
Greenville, SC · No drug or device payments recorded (2025) · (864) 987-7000
Dr. Samuel Faught, M.D.
Greenville, SC · $264 in drug and device payments (2025) · (864) 455-6743
Dr. Shirnett Matthews, MD
Greenville, SC · $542 in drug and device payments (2025) · Telehealth · (864) 679-3900

Common questions

How many Radiation Oncology providers are in Greenville, South Carolina?

There are 11 Radiation Oncology providers with active NPI records practicing in Greenville, 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 Greenville Radiation Oncology across South Carolina

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.