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Quest Diagnostics

Lab Testing at Central Valley Drug Testing

Drug testing partner location in Fresno, CA 93704.

Partner Location

This location is part of Quest's partner network. Services and availability may differ from a standard Quest Patient Service Center. Please call 559-412-4257 before visiting to confirm they accept your lab order.

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Note: tests available at this location depend on its services. Confirm by calling before visiting.

Address

5649 N Palm Ave
Fresno, CA 93704
Fresno County
559-412-4257

Hours

Monday9:00 AM – 4:00 PM
Tuesday9:00 AM – 4:00 PM
Wednesday9:00 AM – 4:00 PM
Thursday9:00 AM – 4:00 PM
Friday9:00 AM – 4:00 PM
SaturdayClosed
SundayClosed

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About this location

Drug testing partner location. Quest Diagnostics operates one of the largest networks of clinical laboratories in the United States, offering a wide range of diagnostic tests for patients, physicians, and employers.

Listing last updated 2026-04-25.