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 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. Curran Bice, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Curtis Langlotz, MD PHDStanford, CA · $2,956 in drug and device payments (2025) ·
(650) 723-4000 Dr. Cynthia Freeman, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 498-5710 Dr. Daniel Goff, M.D., PH.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Daniel Kim, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Darren Lum, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. David Levin, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Davis Vigneault, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Dean Thongkham, M.D.Stanford, CA · $677 in drug and device payments (2025) ·
(650) 723-4000 Dr. Debra Ikeda, MDStanford, CA · $54,330 in drug and device payments (2025) ·
(650) 723-4000 Dr. Dominik Fleischmann, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Donald Zhang, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 725-6344 Dr. Eddy Zandee Van Rilland, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Emily Tsai, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Emir SandhuStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-7816 Dr. Eric Gray, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Eric Herget, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 498-5710 Dr. Eric Rosen, M.D.Stanford, CA · $312 in drug and device payments (2025) ·
(650) 723-4000 Dr. Eun Kyoung Hong, MD, PHDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Eva Jacobsen, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 498-5710 Dr. Evan Zucker, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Ezinne Ihenachor, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Feng Zhang, MDStanford, CA · $149 in drug and device payments (2025) ·
(650) 723-4000 Dr. Frandics Chan, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Furhawn Shah, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Garry Gold, MDStanford, CA · $13,258 in drug and device payments (2025) ·
(650) 723-4000 Dr. Gautam Adusumilli, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Gene Kim, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Geoffrey Riley, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Haiwei Guo, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Hans Ringertz, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 498-7103 Dr. Hayden Salts, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Helena You, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Horacio Murillo, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Howard Yan, MDStanford, CA · $700 in drug and device payments (2025) ·
(650) 723-4000 Dr. Hsiang-hua Hung, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Huan Chou, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Humberto Wong, MDStanford, CA · $964 in drug and device payments (2025) ·
(650) 723-4000 Dr. Iain Mcdougall, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 498-5710 Dr. Jafi Lipson, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. James Reveno, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 498-5710 Dr. James Yoon, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Jasmine Mirza, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Jason Lee, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Jay Martinez, MDStanford, CA · $363 in drug and device payments (2025) ·
(206) 583-6079 Dr. Jeffrey Guccione, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Jeffrey Sun, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Jeffrey Xing, MD, PHDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-7816 Dr. Jennifer Padwal, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Jesse Berman, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 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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