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Chemical Pathology in California

Data updated monthly · Last refresh August 2026

5 Chemical Pathology providers practice in California. The largest concentration is in San Diego. Profiles include Medicare quality scores where available.

5providers
San Diegotop city

Chemical Pathology providers by city in California

San Diego3 providers
San Francisco1 providers
Los Angeles1 providers

Highest rated Chemical Pathology providers in California

Dr. Thomas Drake, MD
Los Angeles, CA · Quality score 93/100 · (310) 794-8285
Dr. David Bailey, M.D.
San Diego, CA · (619) 543-6386
Dr. David Herold, M.D., PH.D.
San Diego, CA · (858) 552-8585
Dr. Christine Nicoll, M.D.
San Francisco, CA · (415) 750-2047
Dr. Amadeo Pesce, PHD
San Diego, CA · (800) 635-6901

Common questions

How many Chemical Pathology providers are in California?

There are 5 Chemical Pathology providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.

Which cities in California have the most Chemical Pathology providers?

San Diego (3), San Francisco (1), Los Angeles (1) have the highest concentration of Chemical Pathology providers in California.

Where does this data come from?

Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files, including MIPS quality scores where available. The directory refreshes monthly.

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Sources: NPPES (CMS), Doctors and Clinicians national files, MIPS. Updated monthly. This directory is informational and not medical advice. Are you a Chemical Pathology in California? Get featured.