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. Kimberly Mislick, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(310) 794-1355 Dr. Kiva Iverson, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 409-7148 Dr. Krishna Saigal, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 938-3161 Dr. Kristopher Kersch, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(213) 977-2412 Dr. Kumkum Vadehra, MDLos Angeles, CA · $29 in drug and device payments (2025) ·
(310) 267-2680 Dr. Kyle Hurth, MD PHDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 442-2582 Dr. Lauren O'brien, M.D.Los Angeles, CA · $148 in drug and device payments (2025) ·
(323) 442-2582 Dr. Lawrence Nguyen, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 226-7149 Dr. Lee Hilborne, MDLos Angeles, CA · $623 in drug and device payments (2025) ·
(310) 794-8285 Dr. Liang Ding, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 206-0944 Dr. Lily Jih, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(310) 423-2458 Dr. Lina Wang, MDLos Angeles, CA · $123 in drug and device payments (2025) ·
(323) 442-2582 Dr. Lucilene Tolentino, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(562) 427-5363 Dr. Mahmuod Abdeljaber, MD, PHARMDLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 825-9111 Dr. Mai Elzieny, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 206-0944 Dr. Manando NakasakiLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 999-9999 Dr. Manju Aron, MDLos Angeles, CA · $5,680 in drug and device payments (2025) ·
(323) 442-2582 Dr. Manju Devgan, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(310) 390-9829 Dr. Maria Del Carmen Frias Kletecka, MDLos Angeles, CA · $138 in drug and device payments (2025) ·
(310) 478-3711 Dr. Marian Butcher, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(310) 794-7953 Dr. Maria Sibug Saber, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 442-2582 Dr. Maria Vergara-lluri, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 442-2582 Dr. Marisol Penichet, M.D.Los Angeles, CA · $32 in drug and device payments (2025) ·
(213) 384-3434 Dr. Mark Haas, M.D.Los Angeles, CA · $80,448 in drug and device payments (2025) ·
(818) 338-8103 Dr. Michael Koss, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 442-2582 Dr. Michael Lewis, M.D.Los Angeles, CA · $136,974 in drug and device payments (2025) ·
(310) 478-3711 Dr. Miguel Palma Diaz, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(310) 794-7953 Dr. Mohammad Mahdi Khoshchehreh JamalaiLos Angeles, CA · $22 in drug and device payments (2025) ·
(310) 267-2680 Dr. Moises Zepeda, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(626) 284-2881 Dr. Morgan BlakelyLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 267-3561 Dr. Nam Ku, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(310) 825-7435 Dr. Nancy Barr, MDLos Angeles, CA · $49 in drug and device payments (2025) ·
(323) 442-2582 Dr. Nancy Klipfel, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 442-2582 Dr. Nan HeardLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 268-3091 Dr. Nicholas Stanzione, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(310) 267-2680 Dr. Nicole Dawson, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 794-8285 Dr. Patricia Corcoran, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 478-3711 Dr. Paul Hsieh, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(213) 484-7935 Dr. Paul Mischel, MDLos Angeles, CA · $149 in drug and device payments (2025) ·
(310) 794-7953 Dr. Peggy Sullivan, MDLos Angeles, CA · $56 in drug and device payments (2025) ·
(310) 825-6007 Dr. Peter Nichols, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 442-2582 Dr. Pouneh Beizai, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(310) 825-3734 Dr. Rakshit Tyagi, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 794-7495 Dr. Ramsey Alhosri, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 409-5126 Dr. Ramya Narasimhan, MBBSLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 206-0944 Dr. Ren Ridolfi, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 857-2000 Dr. Roger Chan, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 409-7148 Dr. Roya SetarehshenasLos Angeles, CA · $24 in drug and device payments (2025) ·
(818) 518-3133 Dr. Ruan Ramjit, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(818) 502-5959 Dr. Russell Brynes, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 442-2582 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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