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. Baseer Khan, MDRiverside, CA · $292 in drug and device payments (2025) ·
(951) 321-6477 Dr. Danh Nguyen, MDRiverside, CA · $24 in drug and device payments (2025) ·
(951) 682-7580 Dr. David Lebeau, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3400 Dr. Donald Massee, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3400 Dr. Gary Harris, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 786-0801 Dr. Gilbert Zimmerman, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3400 Dr. Han Ta, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3400 Dr. Jaspret Brar, M.D.Riverside, CA · $18 in drug and device payments (2025) ·
(951) 782-3720 Dr. Jerry Nam, MDRiverside, CA · $72 in drug and device payments (2025) ·
(951) 788-3400 Dr. Justin Wei, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3400 Dr. Kathryn Occhipinti, MDRiverside, CA · No drug or device payments recorded (2025) ·
(309) 231-3297 Dr. Luis Solivan, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3400 Dr. Matthew Dopp, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Dr. Michael Bui, MDRiverside, CA · No drug or device payments recorded (2025) ·
(949) 903-6802 Dr. Michelle Omura, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 352-0555 Dr. Minhtri Ta, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Dr. Mona Shroff, M.D.Riverside, CA · $146 in drug and device payments (2025) ·
(951) 782-3720 Dr. Nghi Lu, M.D.Riverside, CA · $22 in drug and device payments (2025) ·
(800) 848-5876 Dr. Norman Snyder, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 276-7500 Dr. Rashed AbdelaalRiverside, CA · No drug or device payments recorded (2025) ·
(951) 897-9896 Dr. Raymond Sakover, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3400 Dr. Richard Camara, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 782-3720 Dr. Ronald Otto, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3400 Dr. Shiv Bhanu, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 780-1506 Dr. Somnath Basu, MD PHDRiverside, CA · No drug or device payments recorded (2025) ·
(626) 319-0421 Dr. Steven Lis, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 786-0801 Dr. Tien Cheng, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 786-0801 Dr. Trinh NguyenRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Dr. Cynthia Fleming, M.D.Rocklin, CA · No drug or device payments recorded (2025) ·
(646) 465-2000 Dr. Julie Miller, M.D.Rolling Hills, CA · No drug or device payments recorded (2025) ·
(310) 377-1177 Dr. Catherine Peterson, MDRolling Hills Estates, CA · $1,182 in drug and device payments (2025) · Telehealth ·
(310) 301-6800 Dr. Donald Boss, M.D.Rolling Hills Estates, CA · No drug or device payments recorded (2025) ·
(310) 706-4440 Dr. John Livoni, MDRolling Hills Estates, CA · No drug or device payments recorded (2025) ·
(310) 301-6800 Dr. Kamron Izadi, MDRolling Hills Estates, CA · No drug or device payments recorded (2025) ·
(657) 224-2430 Dr. Michael Nguyen, M.D.Rolling Hills Estates, CA · $15 in drug and device payments (2025) ·
(310) 706-4440 Dr. Suzanne Homer, M.D.Rolling Hills Estates, CA · No drug or device payments recorded (2025) ·
(310) 303-3953 Dr. Wayne Kishimoto, M.D.Rolling Hills Estates, CA · No drug or device payments recorded (2025) ·
(310) 706-4440 Dr. Bradford Hastings, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 535-2030 Dr. Cari Halacoglu, DORoseville, CA · No drug or device payments recorded (2025) ·
(916) 781-1647 Dr. Charles Hubeny, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 535-2030 Dr. Daniel Herron, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 535-2030 Dr. Danielle Chan, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 535-2030 Dr. Glenn Hofer, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 784-2277 Dr. Hani Greiss, M.D.Roseville, CA · No drug or device payments recorded (2025) ·
(916) 784-2277 Dr. Jumana Bisharat-kernizan, M.D.Roseville, CA · $320 in drug and device payments (2025) ·
(916) 535-2030 Dr. Margaret Taghavi, M.D.Roseville, CA · No drug or device payments recorded (2025) ·
(916) 535-2030 Dr. Patrick Do, M.D.Roseville, CA · No drug or device payments recorded (2025) ·
(916) 535-2030 Dr. Paul Mishyn, DORoseville, CA · No drug or device payments recorded (2025) ·
(916) 535-2030 Dr. Puneet Kochar, MDRoseville, CA · $57 in drug and device payments (2025) ·
(916) 535-2030 Dr. Robert Wertz, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 771-1469 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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