Microbial Diseases Laboratory

microbial diseases laboratory branch

The Microbial Diseases Laboratory (MDL) of the California Department of Public Health (CDPH) provides reference, diagnostic and applied research activities for the detection, epidemiologic investigation, control and prevention of bacterial, mycobacterial, fungal, and parasitic diseases in humans, food, water, and other environmental sources.

Certification and Registrations:

​​Clinical Laboratory Improvement Amendments (CLIA) Certificate of ​Compliance 2022-2024 (PDF)
CDC Select Agent Registration #C20150211-1673

Contact Us At:

Phone: (510) 412-3700

Fax: (510) 412-3706



Mailing Address:

California Department of Public Health

Microbial Diseases Laboratory Branch

850 Marina Bay Parkway, MS E164

Richmond, CA 94804-6403


MDL Program Chief:  Zenda L. Berrada, Ph.D.

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