Pathologists (Anatomic & Clinical) in California
Data updated monthly · Last refresh October 2026
1,553 Anatomic Pathology & Clinical Pathology providers practice in California, including 5 (0%) 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.
1,553providers
5telehealth
Los Angelestop city
Anatomic Pathology & Clinical Pathology by city in California
Choose a city to see providers there.
Anatomic Pathology & Clinical Pathology 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. Antony Chen, DOGarden Grove, CA · No drug or device payments recorded (2025) ·
(714) 741-2765 Dr. Si Nguyen, M.D.Garden Grove, CA · $388 in drug and device payments (2025) ·
(949) 874-0827 Dr. David Carl, MDGilroy, CA · No drug or device payments recorded (2025) ·
(408) 848-8631 Dr. Chandnish Ahluwalia, M.D.Glendale, CA · No drug or device payments recorded (2025) ·
(818) 952-2286 Dr. Michele Cosgrove, M.D.Glendale, CA · $66 in drug and device payments (2025) ·
(818) 409-8000 Dr. Shulan Tian, M.D.Glendale, CA · $26 in drug and device payments (2025) ·
(818) 409-8000 Dr. Vonny Tunru-dinh, MDGlendale, CA · No drug or device payments recorded (2025) ·
(818) 934-5900 Dr. Praveena Yetur, MDGlendora, CA · $51 in drug and device payments (2025) ·
(626) 857-3201 Dr. Tony Hsieh, MDGlendora, CA · No drug or device payments recorded (2025) ·
(626) 852-6128 Dr. Yan Wang, MDGlendora, CA · No drug or device payments recorded (2025) ·
(626) 857-3120 Dr. Gary Ponto, M.D.Goleta, CA · No drug or device payments recorded (2025) ·
(805) 967-1539 Dr. Timothy Cloherty, MDGoleta, CA · No drug or device payments recorded (2025) ·
(805) 967-1539 Dr. Josephine Aguilar-jakthong, MDGrass Valley, CA · $29 in drug and device payments (2025) ·
(530) 274-6000 Dr. Christopher Jacques, MDGreenbrae, CA · No drug or device payments recorded (2025) ·
(415) 925-7174 Dr. Christopher Kim, M.D.Greenbrae, CA · $41 in drug and device payments (2025) ·
(415) 925-7174 Dr. Frederick Kretzschmar, MDGreenbrae, CA · No drug or device payments recorded (2025) ·
(415) 925-7174 Dr. Imok Cha, MDGreenbrae, CA · No drug or device payments recorded (2025) ·
(415) 925-7174 Dr. Kedar Prasad, MDGreenbrae, CA · $41 in drug and device payments (2025) ·
(415) 925-7174 Dr. Menaka Raju, MDGreenbrae, CA · No drug or device payments recorded (2025) ·
(415) 925-7174 Dr. Nadia Naderi, M.D.Greenbrae, CA · No drug or device payments recorded (2025) ·
(415) 925-7174 Dr. Natalya Hakim, MDGreenbrae, CA · No drug or device payments recorded (2025) ·
(415) 209-6983 Dr. Paul Wasserstein, MDGreenbrae, CA · No drug or device payments recorded (2025) ·
(415) 925-7174 Dr. Ruobin WuGreenbrae, CA · No drug or device payments recorded (2025) ·
(415) 353-1613 Dr. James Crawford, MDHanford, CA · No drug or device payments recorded (2025) ·
(559) 585-5203 Dr. Nicholas Reiber, MDHanford, CA · No drug or device payments recorded (2025) ·
(559) 537-1380 Dr. Rameshchandr Doshi, MDHarbor City, CA · No drug or device payments recorded (2025) ·
(310) 325-5111 Dr. Sony Wirio, MDHarbor City, CA · $135 in drug and device payments (2025) ·
(310) 325-5111 Dr. Yun Lin, MDHarbor City, CA · No drug or device payments recorded (2025) ·
(310) 325-5111 Dr. Alan Mare, M.D.Hemet, CA · No drug or device payments recorded (2025) ·
(951) 925-6317 Dr. Mildred Ramos, M.D.Hemet, CA · No drug or device payments recorded (2025) ·
(951) 925-6317 Dr. Mustafa Mahdavy, M.D.Hemet, CA · No drug or device payments recorded (2025) ·
(985) 789-7994 Dr. Steven Westbrook, M.D.Hemet, CA · No drug or device payments recorded (2025) ·
(951) 925-6317 Dr. Michael Mcginnis, M.D.Hollister, CA · No drug or device payments recorded (2025) ·
(831) 637-5711 Dr. Patrick Mullens, MDHollywood, CA · No drug or device payments recorded (2025) ·
(323) 462-2271 Dr. Henry Tsai, M.D.Huntington Beach, CA · $63,708 in drug and device payments (2025) ·
(714) 712-0843 Dr. Matilde Parente, MDIndian Wells, CA · No drug or device payments recorded (2025) ·
(760) 285-1022 Dr. James Keefe, MDInglewood, CA · No drug or device payments recorded (2025) ·
(310) 680-8391 Dr. Lincoln Luk, M.D.Inglewood, CA · No drug or device payments recorded (2025) ·
(310) 680-8391 Dr. Benjamin Victor, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(949) 246-2806 Dr. Bisma Siddiqi, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(949) 753-2323 Dr. Douglas Harrington, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(949) 547-3140 Dr. Dylan Bach, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(800) 544-4181 Dr. Ifegwu Ibe, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(888) 333-4673 Dr. Najma Gandhi, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(949) 788-0760 Dr. Paul Kirshman, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(949) 278-2630 Dr. Radha Satyadev, MDIrvine, CA · No drug or device payments recorded (2025) ·
(949) 788-9161 Dr. Sameer KhatriIrvine, CA · No drug or device payments recorded (2025) ·
(269) 861-5703 Dr. Shih-jwo Huang, M.D. PH.D. FCAP Dr. Simona De Michele, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(800) 826-4673 Dr. Todd Barry, M.D., PH.D.Irvine, CA · No drug or device payments recorded (2025) ·
(949) 637-8633 Common questions
How many Anatomic Pathology & Clinical Pathology providers are in California?There are 1,553 Anatomic Pathology & Clinical Pathology providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Anatomic Pathology & Clinical Pathology providers in California offer telehealth?Yes. 5 of the 1,553 Anatomic Pathology & Clinical Pathology providers in California (about 0%) report offering telehealth services in CMS data.
Which cities in California have the most Anatomic Pathology & Clinical Pathology providers?Los Angeles (206), Stanford (115), San Diego (107) have the highest concentration of Anatomic Pathology & Clinical Pathology providers in California.
How many Anatomic Pathology & Clinical Pathology providers in California received drug or device company payments?313 of 1,553 Anatomic Pathology & Clinical Pathology 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 Pathologists (Anatomic & Clinical) in California work in independent practices or large health systems?Among 840 Pathologists (Anatomic & Clinical) in California enrolled in Medicare, 25% bill through a solo or small practice with fewer than 10 clinicians, 27% through a mid-size group of 10 to 99, and 48% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Pathologists (Anatomic & Clinical) in California work at?According to CMS facility affiliation records, the California hospitals where the most Pathologists (Anatomic & Clinical) hold privileges are Stanford Health Care in Stanford; Stanford Health Care Tri-Valley in Pleasanton; Cedars-Sinai Medical Center in Los Angeles.
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