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. Bernard Hindman, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-8311 Dr. Carlo Manalo, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-4074 Dr. Carter Ware, MDLoma Linda, CA · $143 in drug and device payments (2025) ·
(909) 558-4074 Dr. Catalino Bautista, MDLoma Linda, CA · $291 in drug and device payments (2025) ·
(909) 558-4000 Dr. Catherine Do, MDLoma Linda, CA · $145 in drug and device payments (2025) ·
(909) 558-6131 Dr. Cherie Cora, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-4000 Dr. Chih-chiang Hsu, MDLoma Linda, CA · No drug or device payments recorded (2025) ·
(909) 825-7084 Dr. Christine Hyun, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 825-7084 Dr. Daniel Kido, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-3014 Dr. Darsh Thakrar, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-4000 Dr. David Hinshaw, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-8311 Dr. Donald Barnes, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 825-7084 Dr. Douglas Rogers, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 557-3284 Dr. Douglas Smith, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-8311 Dr. Erica Kinne, MDLoma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-4370 Dr. Ethan Chen, MDLoma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-6131 Dr. Gene KitamuraLoma Linda, CA · No drug or device payments recorded (2025) ·
(412) 648-6062 Dr. Gerald Grube, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-8311 Dr. Gerald Kirk, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-8311 Dr. Gin Han, MDLoma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-4000 Dr. Glenn Rouse, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-8311 Dr. Gregg Owens, RADIOLOGIC TECHNOLOGLoma Linda, CA · No drug or device payments recorded (2025) ·
(909) 825-7084 Dr. Haley Reis, MDLoma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-4074 Dr. Hans Saaty, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-8311 Dr. Holly Mccune, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-1000 Dr. Jared WebsterLoma Linda, CA · $125 in drug and device payments (2025) ·
(909) 558-1000 Dr. Jason Smith, M.D.Loma Linda, CA · $1,448 in drug and device payments (2025) · Telehealth ·
(909) 558-8311 Dr. Jaspreet Singh, M.D.Loma Linda, CA · $20 in drug and device payments (2025) ·
(909) 558-4000 Dr. Jeffrey Karst, MDLoma Linda, CA · $1,928 in drug and device payments (2025) ·
(909) 558-7814 Dr. Jerome Burstein, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-8311 Dr. J. Jacobson, M.D.Loma Linda, CA · $344 in drug and device payments (2025) ·
(909) 558-8311 Dr. Jonathan Diamond, MDLoma Linda, CA · $298 in drug and device payments (2025) · Telehealth ·
(909) 558-4394 Dr. Jon Miller, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-8311 Dr. Joseph Thompson, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-8311 Dr. Joseph Unis, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-8311 Dr. Joshua Maclaughlan, MDLoma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-7814 Dr. Kara WintersLoma Linda, CA · No drug or device payments recorded (2025) ·
(909) 825-7084 Dr. Karen Tong, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-8311 Dr. Karin Kazanjian, M.D.Loma Linda, CA · $64 in drug and device payments (2025) ·
(323) 578-2219 Dr. Kendra Fisher, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-8311 Dr. Kevin NapitupuluLoma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-4000 Dr. Khin TintLoma Linda, CA · No drug or device payments recorded (2025) ·
(800) 741-8387 Dr. Kurt CicilioniLoma Linda, CA · $8,300 in drug and device payments (2025) ·
(909) 558-6491 Dr. Luke SpearLoma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-4074 Dr. Mason PhanLoma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-4000 Dr. Matthew Grube, MDLoma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-8131 Dr. Mohammad Kassir, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-7814 Dr. Naseem Helo, M.D,Loma Linda, CA · $32 in drug and device payments (2025) ·
(909) 558-7263 Dr. Nathaniel Wycliffe, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-8311 Dr. Navraj Grewal, MDLoma Linda, CA · No drug or device payments recorded (2025) ·
(909) 488-6032 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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