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Medical Oncology in Sun City, Arizona

Data updated monthly · Last refresh September 2026

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

Medical Oncology providers in Sun City

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. Joseph Rosen, MD
Sun City, AZ · $213 in drug and device payments (2025) · Telehealth · (480) 256-6444
Dr. Manpreet Chadha, MD
Sun City, AZ · $1,288 in drug and device payments (2025) · Telehealth · (623) 832-0300
Dr. Seema Narayan, MD
Sun City, AZ · $36 in drug and device payments (2025) · Telehealth · (623) 832-0300
Dr. Srivyshnavi Narra, MD
Sun City, AZ · No drug or device payments recorded (2025) · (623) 832-0300

Common questions

How many Medical Oncology providers are in Sun City, Arizona?

There are 4 Medical Oncology providers with active NPI records practicing in Sun City, 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 Sun City Medical Oncology across Arizona

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.