HealthcareDiscovery.AI / Doctors / California / San Diego / Medical Oncology

Medical Oncology in San Diego, California

Data updated monthly · Last refresh September 2026

19 Medical Oncology providers practice in San Diego. Listings are drawn from federal public records and are not endorsements.

Medical Oncology providers in San Diego

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 Tong
San Diego, CA · $223 in drug and device payments (2025) · (800) 926-8273
Dr. April Teitelbaum, MD
San Diego, CA · $560,874 in drug and device payments (2025) · (609) 369-2237
Dr. Bassel El-rayes, MD
San Diego, CA · $2,538 in drug and device payments (2025) · Telehealth · (800) 926-8273
Dr. Christina Snider
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Dawood Findakly, MD
San Diego, CA · $4,942 in drug and device payments (2025) · Telehealth · (858) 649-5100
Dr. Himabindu Gaddipati, M.D.
San Diego, CA · $37 in drug and device payments (2025) · (858) 571-2811
Dr. Kaitlyn Dykes, MD
San Diego, CA · $3,230 in drug and device payments (2025) · Telehealth · (800) 926-8273
Dr. Karen Yun, M.D.
San Diego, CA · No drug or device payments recorded (2025) · Telehealth · (800) 926-8273
Dr. Kelly Mccann, M.D., PH.D.
San Diego, CA · $47,634 in drug and device payments (2025) · Telehealth · (800) 926-8273
Dr. Klaus Wagner, MD PHD
San Diego, CA · No drug or device payments recorded (2025) · (858) 552-8585
Dr. Manorama Reddy, M.D.
San Diego, CA · $76 in drug and device payments (2025) · (619) 583-8700
Dr. Marin Xavier, MD
San Diego, CA · $116,478 in drug and device payments (2025) · Telehealth · (619) 849-4469
Dr. Olivia Main, MD
San Diego, CA · $215 in drug and device payments (2025) · (800) 926-8273
Dr. Pratik Multani, MD
San Diego, CA · $11,250 in drug and device payments (2025) · (858) 705-2846
Dr. Seung-yil Song, M.D.
San Diego, CA · $3,991 in drug and device payments (2025) · (858) 571-2811
Dr. Siddharth Iyengar, MD
San Diego, CA · $630 in drug and device payments (2025) · (800) 926-8273
Dr. Tanim Jain, MD
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Wenji Guo, MD
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Xiaojie Zhang
San Diego, CA · No drug or device payments recorded (2025) · Telehealth · (800) 926-8273

Common questions

How many Medical Oncology providers are in San Diego, California?

There are 19 Medical Oncology providers with active NPI records practicing in San Diego, 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 San Diego Medical 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.