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Hematology & Oncology in Santa Clarita, California

Data updated monthly · Last refresh September 2026

7 Hematology & Oncology providers practice in Santa Clarita. Listings are drawn from federal public records and are not endorsements.

Hematology & Oncology providers in Santa Clarita

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. Alexander Black, MD
Santa Clarita, CA · $33 in drug and device payments (2025) · Telehealth · (661) 255-5350
Dr. Christopher Foss, MD
Santa Clarita, CA · $289 in drug and device payments (2025) · Telehealth · (661) 839-1801
Dr. George Hajjar, MD
Santa Clarita, CA · $664 in drug and device payments (2025) · Telehealth · (661) 799-1999
Dr. Katherine Cohen, FNP-C
Santa Clarita, CA · $6,524 in drug and device payments (2025) · Telehealth · (661) 255-9287
Dr. Siddharth Kunte, M.D.
Santa Clarita, CA · $6,969 in drug and device payments (2025) · Telehealth · (323) 760-9757
Dr. Thomas Joseph, MD
Santa Clarita, CA · $43 in drug and device payments (2025) · Telehealth · (661) 799-1999
Dr. Vincent Louie Mendiola, M.D.
Santa Clarita, CA · $131 in drug and device payments (2025) · Telehealth · (661) 799-1999

Conditions Hematology & Oncology providers in Santa Clarita, California commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Hematology & Oncology providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Hematology & Oncology providers are in Santa Clarita, California?

There are 7 Hematology & Oncology providers with active NPI records practicing in Santa Clarita, according to federal NPPES data refreshed monthly.

What conditions do Hematology & Oncology providers in Santa Clarita treat?

Hematology & Oncology providers in Santa Clarita commonly treat breast cancer, lung cancer, lymphoma, leukemia, anemia and related conditions. Individual practices vary, so confirm with the provider before booking.

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 Santa Clarita Hematology & Oncology across California

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.