HealthcareDiscovery.AI / Doctors / California / Thousand Oaks / Hematology & Oncology

Hematology & Oncology in Thousand Oaks, California

Data updated monthly · Last refresh September 2026

6 Hematology & Oncology providers practice in Thousand Oaks. Listings are drawn from federal public records and are not endorsements.

Hematology & Oncology providers in Thousand Oaks

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. Ashwin Kashyap, M.D.
Thousand Oaks, CA · $63 in drug and device payments (2025) · Telehealth · (805) 496-2949
Dr. Bahareh Bahadini, MD
Thousand Oaks, CA · $31 in drug and device payments (2025) · Telehealth · (805) 496-2949
Dr. Bassam Ghanem, MD
Thousand Oaks, CA · $3,094 in drug and device payments (2025) · (805) 496-2949
Dr. Harry Menco, MD
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 496-2949
Dr. Sabrina Hardy, MD
Thousand Oaks, CA · $56 in drug and device payments (2025) · Telehealth · (805) 496-2949
Dr. Sumita Bhatta, MD
Thousand Oaks, CA · No drug or device payments recorded (2025) · (818) 256-9191

Conditions Hematology & Oncology providers in Thousand Oaks, 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 Thousand Oaks, California?

There are 6 Hematology & Oncology providers with active NPI records practicing in Thousand Oaks, according to federal NPPES data refreshed monthly.

What conditions do Hematology & Oncology providers in Thousand Oaks treat?

Hematology & Oncology providers in Thousand Oaks 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 Thousand Oaks 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.