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Diagnostic Radiologists in California

Data updated monthly · Last refresh October 2026

4,516 Diagnostic Radiology providers practice in California, including 50 (1%) offering telehealth. The largest concentration is in Los Angeles. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

4,516providers
50telehealth
Los Angelestop city

Diagnostic Radiology by city in California

Choose a city to see providers there.

Diagnostic Radiology in Los Angeles594 providers
Diagnostic Radiology in San Diego377 providers
Diagnostic Radiology in San Francisco335 providers
Diagnostic Radiology in Stanford235 providers
Diagnostic Radiology in Sacramento233 providers
Diagnostic Radiology in Orange120 providers
Diagnostic Radiology in Walnut Creek99 providers
Diagnostic Radiology in Loma Linda74 providers
Diagnostic Radiology in Santa Barbara74 providers
Diagnostic Radiology in Palo Alto69 providers
Diagnostic Radiology in La Jolla69 providers
Diagnostic Radiology in San Jose69 providers
Diagnostic Radiology in Oakland68 providers
Diagnostic Radiology in Long Beach64 providers
Diagnostic Radiology in Torrance64 providers
Diagnostic Radiology in Modesto60 providers
Diagnostic Radiology in Fresno58 providers
Diagnostic Radiology in Santa Monica55 providers
Diagnostic Radiology in El Segundo50 providers
Diagnostic Radiology in West Hollywood45 providers
Diagnostic Radiology in Santa Rosa45 providers
Diagnostic Radiology in Newport Beach43 providers
Diagnostic Radiology in Bakersfield41 providers
Diagnostic Radiology in Beverly Hills37 providers

Diagnostic Radiology providers in California

Listed by city, largest first. 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. Frederick Moh
San Francisco, CA · No drug or device payments recorded (2025) · (415) 514-5681
Dr. Gabriela Gayer, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-1537
Dr. Gabriel Duhancioglu, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-1821
Dr. George Bailey, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 833-2000
Dr. Georg Feuerriegel, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-3900
Dr. Gizela Laskowska, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 833-2000
Dr. Hamed Kordbacheh, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-9056
Dr. Hari Trivedi, MD
San Francisco, CA · $600 in drug and device payments (2025) · (678) 770-2741
Dr. Hashem Al-dujaili, MD
San Francisco, CA · $2,108 in drug and device payments (2025) · (415) 600-0800
Dr. Heather Early, MD
San Francisco, CA · $226 in drug and device payments (2025) · (415) 476-1537
Dr. Heather Greenwood, MD
San Francisco, CA · $4,247 in drug and device payments (2025) · (415) 206-8024
Dr. Helen Galvin, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 206-5871
Dr. Hongtai Li, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-1384
Dr. Howard Carpenter, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 600-3685
Dr. Huy Nguyen, M.D.
San Francisco, CA · $29 in drug and device payments (2025) · (800) 841-4236
Dr. Hyunjoong Kim, MD
San Francisco, CA · No drug or device payments recorded (2025) · (628) 206-8020
Dr. Ingrid Burger, M.D., PH.D
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-8358
Dr. Irina Vasilyeva, MD PHD
San Francisco, CA · $16 in drug and device payments (2025) · (415) 206-5871
Dr. Isaac Ghansah, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-2887
Dr. Ivy Ewald, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 885-7464
Dr. Ivy Nguyen, DO
San Francisco, CA · No drug or device payments recorded (2025) · (628) 206-8020
Dr. Jack Noyes, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 833-2000
Dr. Jae Ho Sohn, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-8358
Dr. Jake Adkins, M.D.
San Francisco, CA · $84 in drug and device payments (2025) · (628) 206-8020
Dr. James Davis, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-1537
Dr. Jamie Holtz, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 600-6455
Dr. Jamie Schroeder, MD PHD
San Francisco, CA · $414 in drug and device payments (2025) · (415) 476-1575
Dr. Janaki Ramanathan, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 600-3143
Dr. Jane Kim, M.D.
San Francisco, CA · $25 in drug and device payments (2025) · (415) 476-8358
Dr. Jane Lee, M.D.
San Francisco, CA · $49 in drug and device payments (2025) · (415) 731-1330
Dr. Janet Nguyen, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 885-7464
Dr. Jared Narvid, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (628) 206-8000
Dr. Jason Bailey
San Francisco, CA · $77 in drug and device payments (2025) · (415) 833-9182
Dr. Jason Chu
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-2573
Dr. Jason Curtis, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-8358
Dr. Jason Song
San Francisco, CA · No drug or device payments recorded (2025) · (855) 970-2938
Dr. Jason Talbott, M.D., PH.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-1537
Dr. Javier Villanueva-meyer
San Francisco, CA · $52,494 in drug and device payments (2025) · (415) 353-1668
Dr. Jay Catena, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-1575
Dr. Jay Mall, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 750-6025
Dr. Jeanne Quivey, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-7175
Dr. Jeannette Mathieu, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (628) 206-8020
Dr. Jeffrey Hom, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 443-0579
Dr. Jeffrey Huang, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-1537
Dr. Jeffrey Rudie, MD PHD
San Francisco, CA · $22 in drug and device payments (2025) · (858) 220-6380
Dr. Jerome Barakos, M.D.
San Francisco, CA · $2,940 in drug and device payments (2025) · (415) 600-3232
Dr. Jessica Walls, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-1537
Dr. Joe Darryl Baal, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-2887
Dr. Joelle Harwin, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (628) 206-8000
Dr. John Bokelman, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 600-6455

Common questions

How many Diagnostic Radiology providers are in California?

There are 4,516 Diagnostic Radiology providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.

Do Diagnostic Radiology providers in California offer telehealth?

Yes. 50 of the 4,516 Diagnostic Radiology providers in California (about 1%) report offering telehealth services in CMS data.

Which cities in California have the most Diagnostic Radiology providers?

Los Angeles (594), San Diego (377), San Francisco (335) have the highest concentration of Diagnostic Radiology providers in California.

How many Diagnostic Radiology providers in California received drug or device company payments?

917 of 4,516 Diagnostic Radiology providers in California (20%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

Where does this data come from?

Provider counts and profiles 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.

Do most Diagnostic Radiologists in California work in independent practices or large health systems?

Among 2,842 Diagnostic Radiologists in California enrolled in Medicare, 6% bill through a solo or small practice with fewer than 10 clinicians, 16% through a mid-size group of 10 to 99, and 78% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Diagnostic Radiologists in California work at?

According to CMS facility affiliation records, the California hospitals where the most Diagnostic Radiologists hold privileges are UCSF Medical Center in San Francisco; UC San Diego Health Hillcrest - Hillcrest Med Ctr in San Diego; Uci Health-Orange in Orange.

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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. Are you a Diagnostic Radiology in California? Get featured.