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Medical Microbiology in California

Data updated monthly · Last refresh August 2026

5 Medical Microbiology providers practice in California. The largest concentration is in Grass Valley. Profiles include Medicare quality scores where available.

5providers
Grass Valleytop city

Medical Microbiology providers by city in California

Grass Valley1 providers
Palo Alto1 providers
Irvine1 providers
Los Angeles1 providers
Orange1 providers

Highest rated Medical Microbiology providers in California

Dr. Anthony Cunha, MD
Grass Valley, CA · (530) 274-6000
Dr. Cassiana Bittencourt, MD
Orange, CA · (714) 456-5439
Dr. Peera Hemarajata, PHD
Los Angeles, CA · (310) 794-2720
Dr. Catherine Hogan
Palo Alto, CA · (877) 717-3733
Dr. Michael Lewinski, PHD, D(ABMM), CM, MB
Irvine, CA · (800) 522-7740

Common questions

How many Medical Microbiology providers are in California?

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

Which cities in California have the most Medical Microbiology providers?

Grass Valley (1), Palo Alto (1), Irvine (1) have the highest concentration of Medical Microbiology 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 Medical Microbiology in California? Get featured.