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Pediatric Hematology & Oncology in Stanford, California

Data updated monthly · Last refresh September 2026

4 Pediatric Hematology & Oncology providers practice in Stanford. Listings are drawn from federal public records and are not endorsements.

Pediatric Hematology & Oncology providers in Stanford

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. Daniel Kraft, M.D.

Stanford, CA · $48,909 in drug and device payments (2025) · (650) 799-3744

Dr. Gerald Tiu, MD, PHD

Stanford, CA · No drug or device payments recorded (2025) · (650) 723-4000

Dr. Maria-grazia Roncarolo, M.D.

Stanford, CA · No drug or device payments recorded (2025) · (650) 498-0297

Dr. Michael Wei, M.D., PH.D.

Stanford, CA · $140 in drug and device payments (2025) · (650) 498-7391

Common questions

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

There are 4 Pediatric Hematology & Oncology providers with active NPI records practicing in Stanford, 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 Stanford 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.