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Medical Oncology in Springfield, Missouri

Data updated monthly · Last refresh September 2026

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

Medical Oncology providers in Springfield

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. Brooke Gillett, D.O.

Springfield, MO · $2,330 in drug and device payments (2025) · Telehealth · (417) 882-4880

Dr. Ernest Lewis, M.D.

Springfield, MO · No drug or device payments recorded (2025) · (417) 820-8099

Dr. Jiantao Ding, MD

Springfield, MO · $1,581 in drug and device payments (2025) · (417) 882-4880

Dr. William Cunningham, M.D.

Springfield, MO · No drug or device payments recorded (2025) · (417) 882-4880

Common questions

How many Medical Oncology providers are in Springfield, Missouri?

There are 4 Medical Oncology providers with active NPI records practicing in Springfield, 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 Springfield Medical Oncology across Missouri

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.