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Pediatric Hematology & Oncology in Long Beach, California

Data updated monthly · Last refresh September 2026

8 Pediatric Hematology & Oncology providers practice in Long Beach. Listings are drawn from federal public records and are not endorsements.

Pediatric Hematology & Oncology providers in Long Beach

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. Aditi Mehta, D.O.
Long Beach, CA · $150 in drug and device payments (2025) · (562) 933-5437
Dr. David Simon, MD
Long Beach, CA · No drug or device payments recorded (2025) · (562) 492-1062
Dr. Harneet Hara, M.D.
Long Beach, CA · No drug or device payments recorded (2025) · (562) 933-5437
Dr. Julie Chu, MD
Long Beach, CA · No drug or device payments recorded (2025) · (562) 728-5000
Dr. Maritza Ruiz, M.D.
Long Beach, CA · $5,406 in drug and device payments (2025) · (562) 728-5000
Dr. Meena Kadapakkam, M.D.
Long Beach, CA · No drug or device payments recorded (2025) · (562) 287-5000
Dr. Ramesh Patel, MD
Long Beach, CA · $27 in drug and device payments (2025) · (562) 728-5000
Dr. Stephen Smith, DO
Long Beach, CA · $156 in drug and device payments (2025) · (562) 728-5000

Common questions

How many Pediatric Hematology & Oncology providers are in Long Beach, California?

There are 8 Pediatric Hematology & Oncology providers with active NPI records practicing in Long Beach, 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 Long Beach Pediatric Hematology & 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.