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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. Susan Denny, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 750-6025
Dr. Susan Marks, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 391-9686
Dr. Susan Stevens, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 600-0800
Dr. Susan Wall
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-1537
Dr. Tae Ro, M.D.
San Francisco, CA · $46 in drug and device payments (2025) · (415) 353-2887
Dr. Tatiana Kelil, M.D.
San Francisco, CA · $17 in drug and device payments (2025) · (415) 885-7464
Dr. Terry Lynch, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 206-5871
Dr. Theodore Lee, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-1374
Dr. Thienkhai Vu, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 206-5871
Dr. Thomas Brahler, M.D.
San Francisco, CA · $47 in drug and device payments (2025) · (415) 884-3415
Dr. Thomas Brown, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 750-6025
Dr. Thomas Bryce, MD
San Francisco, CA · No drug or device payments recorded (2025) · (877) 267-4378
Dr. Thomas Huang, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 750-5770
Dr. Thomas Link, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-2450
Dr. Thomas Munyer, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 239-4164
Dr. Timothy Chen, MD
San Francisco, CA · $91 in drug and device payments (2025) · (415) 353-2742
Dr. Trae Mayeux, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-1821
Dr. Varavoot Lertvaranurak, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 677-2320
Dr. Venus Barlas, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 885-7464
Dr. Vickie Feldstein, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-1963
Dr. Vicky Nguyen, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-1575
Dr. Vignesh Arasu, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-8538
Dr. Vinil Shah, M.D.
San Francisco, CA · $166 in drug and device payments (2025) · (415) 476-8358
Dr. Vinny Sharma
San Francisco, CA · No drug or device payments recorded (2025) · (510) 396-9927
Dr. Wesley Chan, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 734-0635
Dr. Will Fletcher, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-1821
Dr. William Harvey, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 600-0800
Dr. Willy Tjong
San Francisco, CA · No drug or device payments recorded (2025) · (415) 750-5770
Dr. Xuan Vien Do, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-1821
Dr. Yan Li, MD, PHD
San Francisco, CA · No drug or device payments recorded (2025) · (628) 206-5871
Dr. Yee-li Sun, M.D.
San Francisco, CA · $25 in drug and device payments (2025) · (415) 476-8358
Dr. Yi Li, M.D.
San Francisco, CA · $137 in drug and device payments (2025) · (415) 476-1000
Dr. Yingbing Wang, MD
San Francisco, CA · $1,320 in drug and device payments (2025) · (415) 476-1537
Dr. Yoo Jin Lee, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 514-5681
Dr. Yusuke Yagi, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-8358
Dr. Zachary Hoskins, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-9056
Dr. Zachary Walker, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-1821
Dr. Zaki Zaheer, DO
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-9056
Dr. Zhen Wang, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-1468
Dr. Zina Kellow, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-2411
Dr. David Chen
San Gabriel, CA · No drug or device payments recorded (2025) · (626) 282-2802
Dr. Maximilian Cho, M.D.
San Gabriel, CA · No drug or device payments recorded (2025) · (626) 244-8200
Dr. Patricia Allen, MD
San Gabriel, CA · No drug or device payments recorded (2025) · (626) 287-6746
Dr. Adam Yen, MD
San Jose, CA · No drug or device payments recorded (2025) · (408) 885-5000
Dr. Alice Scheff, MD
San Jose, CA · No drug or device payments recorded (2025) · (408) 885-6370
Dr. Allan Wright, M.D.
San Jose, CA · No drug or device payments recorded (2025) · (408) 371-0728
Dr. Andrea Baron, MD
San Jose, CA · No drug or device payments recorded (2025) · (408) 972-7000
Dr. Bao Nguyen, MD
San Jose, CA · No drug or device payments recorded (2025) · (669) 888-0001
Dr. Barry Robbins, M.D.
San Jose, CA · No drug or device payments recorded (2025) · (408) 244-2100
Dr. Benjamin Chou, MD
San Jose, CA · No drug or device payments recorded (2025) · (408) 885-5000

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.

Related reading on HealthcareDiscovery.AI

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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.