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Hematology & Oncology in Los Angeles, California

Data updated monthly · Last refresh September 2026

152 Hematology & Oncology providers practice in Los Angeles, and 68% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Hematology & Oncology providers in Los Angeles

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. Michael Rosove, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 825-6301
Dr. Michael Snell, MD
Los Angeles, CA · $91 in drug and device payments (2025) · (562) 735-3226
Dr. Michael Van Scoy-mosher, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 659-9397
Dr. Mihee Park, M.D.
Los Angeles, CA · $24 in drug and device payments (2025) · (323) 226-7556
Dr. Monica Mead, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 825-5756
Dr. Namphuong Tran
Los Angeles, CA · $15 in drug and device payments (2025) · (310) 914-2905
Dr. Nancy Feldman, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 825-0631
Dr. Nara Lee, MD
Los Angeles, CA · $194 in drug and device payments (2025) · Telehealth · (323) 865-3105
Dr. Navid Hafez, M.D.
Los Angeles, CA · $2,115 in drug and device payments (2025) · Telehealth · (310) 231-2121
Dr. Neil Shah, MD
Los Angeles, CA · $112 in drug and device payments (2025) · Telehealth · (310) 825-6301
Dr. Nenad Antic, MC
Los Angeles, CA · $2,424 in drug and device payments (2025) · (213) 246-2422
Dr. Nicholas Mcandrew, M.D.
Los Angeles, CA · $9,622 in drug and device payments (2025) · Telehealth · (310) 205-0771
Dr. Patricia Ganz, MD
Los Angeles, CA · $3,813 in drug and device payments (2025) · (310) 206-1404
Dr. Patrick Chun, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 206-1214
Dr. Peter Kennedy, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (213) 484-6474
Dr. Preet Chaudhary, M.D., PHD
Los Angeles, CA · $2,280 in drug and device payments (2025) · (323) 865-3105
Dr. Raghuveer Ranganathan, M.D.
Los Angeles, CA · $132,618 in drug and device payments (2025) · (323) 865-3950
Dr. Rahel Demisse, M.D.
Los Angeles, CA · $122 in drug and device payments (2025) · Telehealth · (323) 226-7556
Dr. Rahul Naik, M.D.
Los Angeles, CA · $45,529 in drug and device payments (2025) · Telehealth · (323) 264-0430
Dr. Rebecca Nayeri, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 478-3711
Dr. Richard Pietras, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 825-6301
Dr. Robert Hsu, M.D.
Los Angeles, CA · $54,929 in drug and device payments (2025) · Telehealth · (323) 865-3963
Dr. Robert Leibowitz, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 229-3555
Dr. Robert Vescio, M.D.
Los Angeles, CA · $137,552 in drug and device payments (2025) · Telehealth · (310) 423-1825
Dr. Roman Kleynberg, M.D.
Los Angeles, CA · $1,195 in drug and device payments (2025) · (323) 965-5679
Dr. Ronald Mitsuyasu, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 794-9718
Dr. Ronald Paquette, MD
Los Angeles, CA · $9,072 in drug and device payments (2025) · Telehealth · (310) 825-6301
Dr. Sameer Kulkarni, MD
Los Angeles, CA · No drug or device payments recorded (2025) · Telehealth · (323) 783-5722
Dr. Samuel Slomowitz, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · Telehealth · (805) 496-5153
Dr. Sanjai Sharma, MD
Los Angeles, CA · $344 in drug and device payments (2025) · (310) 368-3247
Dr. Sarah Larson, M.D.
Los Angeles, CA · $11,387 in drug and device payments (2025) · Telehealth · (310) 825-7768
Dr. Seong Kim, NP
Los Angeles, CA · $110 in drug and device payments (2025) · (310) 794-9718
Dr. Seong Kim, MD
Los Angeles, CA · $233 in drug and device payments (2025) · (213) 977-1214
Dr. Sepehr Rokhsar, M.D.
Los Angeles, CA · $36,308 in drug and device payments (2025) · (310) 423-0301
Dr. Shahrooz Eshaghian, M.D.
Los Angeles, CA · $4,541 in drug and device payments (2025) · Telehealth · (310) 229-3535
Dr. Sheldon Herman, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 794-9718
Dr. Sidney Stoll, D.O.
Los Angeles, CA · $2,885 in drug and device payments (2025) · Telehealth · (323) 489-6010
Dr. Soo Im, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 660-6200
Dr. Steven Miles, M.D.
Los Angeles, CA · $681 in drug and device payments (2025) · (424) 363-9221
Dr. Sungwon Kyung, M.D.
Los Angeles, CA · $5,962 in drug and device payments (2025) · Telehealth · (213) 977-1214
Dr. Sven De Vos, MD
Los Angeles, CA · $23,924 in drug and device payments (2025) · Telehealth · (310) 267-2756
Dr. Taras Benzar, MD
Los Angeles, CA · $2,024 in drug and device payments (2025) · (424) 535-1874
Dr. Teresa Dubernet, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 857-2000
Dr. Vera Kleynberg, M.D.
Los Angeles, CA · $1,527 in drug and device payments (2025) · Telehealth · (323) 965-9995
Dr. Vi Chiu, M.D., PH.D.
Los Angeles, CA · $31 in drug and device payments (2025) · (310) 582-7900
Dr. Vincent Nicchi, MD
Los Angeles, CA · $986 in drug and device payments (2025) · (323) 865-3913
Dr. Vishwanath Ganesan, MD
Los Angeles, CA · $1,960 in drug and device payments (2025) · (800) 872-2273
Dr. Wade Nishimoto, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 649-7222
Dr. Wanxing Chai-ho, M.D.
Los Angeles, CA · $2,746 in drug and device payments (2025) · Telehealth · (310) 794-4955
Dr. Warren Banta, MD
Los Angeles, CA · $6,397 in drug and device payments (2025) · Telehealth · (323) 264-0430

Conditions Hematology & Oncology providers in Los Angeles, 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 Los Angeles, California?

There are 152 Hematology & Oncology providers with active NPI records practicing in Los Angeles, according to federal NPPES data refreshed monthly.

How many Hematology & Oncology providers in Los Angeles received drug or device company payments?

104 of 152 (68%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Hematology & Oncology providers in Los Angeles treat?

Hematology & Oncology providers in Los Angeles 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 Los Angeles 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.