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Laboratory Field services

Contact Us 



(510) 620-3800

LFS Northern California Office 

850 Marina Bay Parkway                   
Bldg. P, 1st Floor
Richmond, CA 94804
Main Phone Number: (510) 620-3800 
Fax: (510) 620-3822 or (510) 620-3697​

LFS Southern California Office

320 West 4th Street, Suite 890
Los Angeles, CA 90013 

Main Phone Number: (213) 620-6160 
Fax: (213) 620-6565​

Notice Regarding Subpoenas 

Please serve all subpoenas by messenger at the CDPH Office of Legal Services (OLS) in Sacramento:

California Department of Public Health
Office of Legal Services
1415 L Street, Suite 500
Sacramento, CA 95814

Clinical Laboratory Complaints Program

Laboratory Field Services receives hundreds of clinical laboratory complaints each year. Please visit the Clinical Laboratory Complaints Program​ for information about how to file a complaint, how a complaint is handled and how to contact us.

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