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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. Shaun Loh, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-5195
Dr. Sheryl Hancock, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 688-2000
Dr. Shidrokh Shakeri-cerejo, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-5195
Dr. Sonia Ghei, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-5195
Dr. Sonja Dardenelle, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 878-3495
Dr. Stan Batiste, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 733-3301
Dr. Stephen Chan, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-5000
Dr. Stephen Vong, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 887-7862
Dr. Steven Khine, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-5000
Dr. Steven Lee, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-5000
Dr. Sujit Jha, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-5059
Dr. Sun Young, M.D
Sacramento, CA · No drug or device payments recorded (2025) · (916) 733-4400
Dr. Susan Sompayrac, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 453-9999
Dr. Swaranjit Bhasin, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-6533
Dr. Tan Nguyen, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 688-2000
Dr. Tanvi Patel, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 878-3495
Dr. Tassanee Visis, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-5704
Dr. Taylor Macdonald, D.O.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-5195
Dr. Terry Coates, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-3606
Dr. Thomas Mcgarry, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 733-3301
Dr. Thomas-ray Sanchez, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 887-7892
Dr. Thomas Toffoli, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 878-3495
Dr. Tien Tran, DO
Sacramento, CA · No drug or device payments recorded (2025) · (916) 733-4400
Dr. Todd Lovelace, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 878-3495
Dr. Tommy Potti, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (317) 806-8285
Dr. Tom Nguyen, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-6576
Dr. Tuan Huynh, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (510) 754-3344
Dr. Ulf Tylen, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-3606
Dr. Vartan Malian, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 453-9999
Dr. Vincent Quilici, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 849-6355
Dr. Viviane Delaney, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 646-8300
Dr. Vladimir Merunka, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 887-7862
Dr. Vu Truong, D.O.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 733-3301
Dr. Walter Mak, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-3606
Dr. William Kimball, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 688-2000
Dr. Xiaopei Chen, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 703-2273
Dr. Yo Sup Kim, MD
Sacramento, CA · $15 in drug and device payments (2025) · (916) 887-7862
Dr. Zaid Patel
Sacramento, CA · No drug or device payments recorded (2025) · (916) 878-3495
Dr. David Racker, M.D.
Saint Helena, CA · No drug or device payments recorded (2025) · (707) 963-6430
Dr. Geoffrey Horn, DO
Saint Helena, CA · No drug or device payments recorded (2025) · (707) 963-6430
Dr. William Duge, MD
Saint Helena, CA · No drug or device payments recorded (2025) · (707) 261-7821
Dr. Amy Stemerman, MD
Salinas, CA · No drug or device payments recorded (2025) · (831) 796-3740
Dr. Annette Rasi, MD
Salinas, CA · No drug or device payments recorded (2025) · (831) 775-5200
Dr. Arthur Nathanson, M.D.
Salinas, CA · No drug or device payments recorded (2025) · (831) 775-5200
Dr. Ashwin Rao, MD
Salinas, CA · $493 in drug and device payments (2025) · (831) 755-4111
Dr. Betty Misa Hosohama, M.D.
Salinas, CA · No drug or device payments recorded (2025) · (831) 775-5200
Dr. Charles Munn, MD
Salinas, CA · No drug or device payments recorded (2025) · (831) 755-5200
Dr. Daniel Shin, MD
Salinas, CA · $17 in drug and device payments (2025) · (831) 755-5200
Dr. David Staunton, M.D.
Salinas, CA · No drug or device payments recorded (2025) · (831) 775-5200
Dr. Divya Kishore
Salinas, CA · No drug or device payments recorded (2025) · (831) 755-5200

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.