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Medical Oncology in Chattanooga, Tennessee

Data updated monthly · Last refresh September 2026

8 Medical Oncology providers practice in Chattanooga. Listings are drawn from federal public records and are not endorsements.

Medical Oncology providers in Chattanooga

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. Bradley Harrison
Chattanooga, TN · $3,103 in drug and device payments (2025) · (423) 698-1844
Dr. B Ruffner, MD
Chattanooga, TN · No drug or device payments recorded (2025) · (423) 648-9808
Dr. Harsha Vardhana, M.D.
Chattanooga, TN · $857 in drug and device payments (2025) · (423) 752-5004
Dr. Jill Tichy, M.D.
Chattanooga, TN · $138 in drug and device payments (2025) · (423) 698-1844
Dr. John Mccravey, MD
Chattanooga, TN · No drug or device payments recorded (2025) · (423) 752-5004
Dr. Larry Schlabach, MD
Chattanooga, TN · $129 in drug and device payments (2025) · (423) 752-5004
Dr. Ronald Roberts, MD
Chattanooga, TN · No drug or device payments recorded (2025) · Telehealth · (423) 698-1844
Dr. Sean Bliven, MD
Chattanooga, TN · $188 in drug and device payments (2025) · (423) 752-5004

Common questions

How many Medical Oncology providers are in Chattanooga, Tennessee?

There are 8 Medical Oncology providers with active NPI records practicing in Chattanooga, 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 Chattanooga Medical Oncology across Tennessee

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.