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Cytopathologists in California

Data updated monthly · Last refresh October 2026

76 Cytopathology providers practice in California. The largest concentration is in San Francisco. 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.

76providers
San Franciscotop city

Cytopathology by city in California

Choose a city to see providers there.

Cytopathology in San Francisco14 providers
Cytopathology in Los Angeles12 providers
Cytopathology in Modesto7 providers
Cytopathology in Torrance3 providers
Cytopathology in Oakland3 providers
Cytopathology in Duarte2 providers
Cytopathology in Van Nuys2 providers
Cytopathology in Garden Grove2 providers
Cytopathology in Loma Linda2 providers
Cytopathology in Stanford2 providers
Cytopathology in San Diego2 providers
Cytopathology in Visalia2 providers
Cytopathology in Alhambra1 providers
Cytopathology in Baldwin Park1 providers
Cytopathology in Stockton1 providers
Cytopathology in Seal Beach1 providers
Cytopathology in Colton1 providers
Cytopathology in Oceanside1 providers
Cytopathology in Inglewood1 providers
Cytopathology in Vallejo1 providers
Cytopathology in San Luis Obispo1 providers
Cytopathology in Travis Afb1 providers
Cytopathology in Culver City1 providers
Cytopathology in Glendale1 providers

Cytopathology 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. Kirk Jones, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-1613
Dr. Nancy Greenland, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-7043
Dr. Patricia Goldhoff, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 702-9721
Dr. Sarah Calkins, M.D.
San Francisco, CA · $25 in drug and device payments (2025) · (415) 353-7359
Dr. Teresa Darragh, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-7861
Dr. Vimal Krishnan, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-1613
Dr. Zohreh Tabatabai, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 221-4810
Dr. Robert Monroe, M.D.
San Luis Obispo, CA · No drug or device payments recorded (2025) · (805) 541-6033
Dr. Carl Critz, MD
San Ramon, CA · No drug or device payments recorded (2025) · (925) 275-8408
Dr. Warren Allen, M.D.
Santa Monica, CA · $43 in drug and device payments (2025) · (310) 829-8101
Dr. Shariar Bavafa, MD
Seal Beach, CA · No drug or device payments recorded (2025) · (562) 799-5518
Dr. Diane Oliver, MD
South Lake Tahoe, CA · No drug or device payments recorded (2025) · (530) 542-3000
Dr. Quinlan Carlson, MD
Stanford, CA · No drug or device payments recorded (2025) · (650) 723-4000
Dr. Tamao Setaka Golub, MD
Stanford, CA · No drug or device payments recorded (2025) · (650) 723-4000
Dr. Yafei Ren, MD
Stockton, CA · No drug or device payments recorded (2025) · (209) 476-2000
Dr. Suvarna Deshmukh-rane, M.D.
Sylmar, CA · No drug or device payments recorded (2025) · (818) 364-4033
Dr. Anila Guruji, M.D.
Torrance, CA · No drug or device payments recorded (2025) · (310) 769-0561
Dr. Laron Mcphaul, M.D.
Torrance, CA · No drug or device payments recorded (2025) · (310) 222-5015
Dr. Rose Venegas, M.D.
Torrance, CA · No drug or device payments recorded (2025) · (310) 222-2272
Dr. Keegan Lyons, MD MPH
Travis Afb, CA · No drug or device payments recorded (2025) · (707) 423-7829
Dr. James Vasser, M.D.
Vallejo, CA · No drug or device payments recorded (2025) · (707) 554-5331
Dr. David Rogers, M.D.
Van Nuys, CA · No drug or device payments recorded (2025) · (818) 902-2961
Dr. Walid Salahi, MD
Van Nuys, CA · No drug or device payments recorded (2025) · (818) 902-2961
Dr. David Hewitt, MD
Visalia, CA · $134 in drug and device payments (2025) · (550) 625-0601
Dr. John Morrison, MD
Visalia, CA · No drug or device payments recorded (2025) · (559) 625-0601
Dr. Thomas Cooper, MD
Westminster, CA · $15 in drug and device payments (2025) · (877) 509-0376

Common questions

How many Cytopathology providers are in California?

There are 76 Cytopathology providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.

Which cities in California have the most Cytopathology providers?

San Francisco (14), Los Angeles (12), Modesto (7) have the highest concentration of Cytopathology providers in California.

How many Cytopathology providers in California received drug or device company payments?

7 of 76 Cytopathology providers in California (9%) 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.

Which hospitals do Cytopathologists in California work at?

According to CMS facility affiliation records, the California hospitals where the most Cytopathologists hold privileges are UCSF Medical Center in San Francisco; UCSF Health St. Mary's Hospital in San Francisco; Ronald Reagan UCLA Medical Center in Los Angeles.

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Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Cytopathology in California? Get featured.