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. Jennifer Smith, MDThousand Oaks, CA · $102 in drug and device payments (2025) ·
(805) 373-8582 Dr. Jianming Yin, MDThousand Oaks, CA · $150 in drug and device payments (2025) ·
(805) 373-8582 Dr. Joel Friedman, DOThousand Oaks, CA · No drug or device payments recorded (2025) ·
(805) 373-8582 Dr. Joshua Segal, M.D.Thousand Oaks, CA · $150 in drug and device payments (2025) ·
(805) 373-8582 Dr. Regina Patricia Singson, MDThousand Oaks, CA · No drug or device payments recorded (2025) ·
(805) 373-8582 Dr. Richard Kelty, MDThousand Oaks, CA · No drug or device payments recorded (2025) ·
(805) 373-8582 Dr. Ruijun Su, MDThousand Oaks, CA · $117 in drug and device payments (2025) ·
(805) 373-8582 Dr. Sorrell Glover, MDThousand Oaks, CA · No drug or device payments recorded (2025) ·
(805) 373-8582 Dr. Wayne Schultheis, MDThousand Oaks, CA · No drug or device payments recorded (2025) ·
(805) 373-8582 Dr. Beth PallaTorrance, CA · No drug or device payments recorded (2025) ·
(310) 225-3244 Dr. Brian Chamides, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 517-4649 Dr. Cynthia Lorenzo, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 222-2241 Dr. Diane Tam Singer, M.D.Torrance, CA · $24 in drug and device payments (2025) ·
(310) 543-6970 Dr. Elena EnbomTorrance, CA · $150 in drug and device payments (2025) ·
(310) 222-2911 Dr. Eric OlsenTorrance, CA · No drug or device payments recorded (2025) ·
(310) 222-2643 Dr. Felicita Baratelli, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 222-2241 Dr. Gloria Duane, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 222-2201 Dr. Gokul Kandala, MDTorrance, CA · No drug or device payments recorded (2025) ·
(310) 222-2241 Dr. Gregory Baetge, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 517-4643 Dr. Guy Disibio, MD, PHDTorrance, CA · No drug or device payments recorded (2025) ·
(310) 222-2241 Dr. Hany Halawa, M.D.Torrance, CA · $24 in drug and device payments (2025) ·
(310) 225-3244 Dr. John Blakey, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 517-4649 Dr. John Kunesh, M.D.Torrance, CA · $123 in drug and device payments (2025) ·
(310) 517-4649 Dr. Joseph Selliken, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(812) 208-4014 Dr. Michael Dunlap, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 517-4649 Dr. Paul Shitabata, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 561-8503 Dr. Phillip Cacheris, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 225-3244 Dr. Ping Ji, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 222-2241 Dr. Robin Moore, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 303-6970 Dr. Thomas Gossett, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 517-4649 Dr. Truc Tran, MDTorrance, CA · No drug or device payments recorded (2025) ·
(714) 267-0582 Dr. Yong Tao, M.D., PH.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 225-3120 Dr. Youn Kim, M.D.Torrance, CA · $176 in drug and device payments (2025) ·
(310) 222-2241 Dr. Yue Jia, MD, PHDTorrance, CA · No drug or device payments recorded (2025) ·
(310) 222-2643 Dr. Yue Peng, MDTorrance, CA · No drug or device payments recorded (2025) ·
(310) 222-2241 Dr. Alaaeldeen Elsayed Von Bayreuth, M.D.Travis Afb, CA · No drug or device payments recorded (2025) ·
(707) 423-7775 Dr. Beth ClarkTravis Afb, CA · No drug or device payments recorded (2025) ·
(707) 423-7705 Dr. David Myers, M.D.Travis Afb, CA · No drug or device payments recorded (2025) ·
(707) 423-7775 Dr. Fredilyn Lipata, MDTravis Afb, CA · No drug or device payments recorded (2025) ·
(707) 816-5676 Dr. James SandersonTravis Afb, CA · No drug or device payments recorded (2025) ·
(707) 816-5916 Dr. Jamie Shah, DOTravis Afb, CA · No drug or device payments recorded (2025) ·
(707) 816-5916 Dr. Joseph Mcdermott, M.D.Travis Afb, CA · No drug or device payments recorded (2025) ·
(707) 423-3079 Dr. Michael Orejudos, M.D.Travis Afb, CA · No drug or device payments recorded (2025) ·
(707) 423-7705 Dr. Samantha Butler, M.D.Travis Afb, CA · $18 in drug and device payments (2025) ·
(707) 816-5613 Dr. Sheela Rajan, M.D.Travis Afb, CA · No drug or device payments recorded (2025) ·
(707) 423-7704 Dr. Steven Demartini, M.D.Travis Afb, CA · $133 in drug and device payments (2025) ·
(707) 423-3000 Dr. Thomas Sherwood, M.D.Turlock, CA · No drug or device payments recorded (2025) ·
(209) 485-1144 Dr. Herschel Gordon, M.D.Ukiah, CA · No drug or device payments recorded (2025) ·
(707) 462-3111 Dr. Ronald Slaughter, M.D.Ukiah, CA · No drug or device payments recorded (2025) ·
(707) 467-5280 Dr. Choon Koo, M.D.Upland, CA · No drug or device payments recorded (2025) ·
(909) 985-2811 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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