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Medical Oncology in Cerritos, California

Data updated monthly · Last refresh September 2026

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

Medical Oncology providers in Cerritos

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. Alex Ehsan, M.D,

Cerritos, CA · $16,971 in drug and device payments (2025) · Telehealth · (562) 735-3226

Dr. Arlene Yu, MD, MBA

Cerritos, CA · $5,025 in drug and device payments (2025) · Telehealth · (562) 735-3226

Dr. Do Young Kim, MBBS

Cerritos, CA · $5,829 in drug and device payments (2025) · Telehealth · (562) 735-3226

Dr. Nawazish Khan, MD

Cerritos, CA · $865 in drug and device payments (2025) · (562) 735-3226

Common questions

How many Medical Oncology providers are in Cerritos, California?

There are 4 Medical Oncology providers with active NPI records practicing in Cerritos, 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 Cerritos Medical Oncology across California

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.