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Quest Diagnostics

Main: (925) 283-4872
Fax: (925) 283-8265
3800 Mt Diablo Blvd, Suite 104, Lafayette, California, 94549

Business hours

Monday 7:30am to 12:00pm , 1:00pm to 3:00pm
Tuesday 7:30am to 12:00pm , 1:00pm to 3:00pm
Wednesday 7:30am to 12:00pm , 1:00pm to 3:00pm
Thursday 7:30am to 12:00pm , 1:00pm to 3:00pm
Friday 7:30am to 12:00pm , 1:00pm to 3:00pm
Saturday -
Sunday -

About us

The Quest Diagnostics difference. Bringing together quality, speed, and technology to power advanced, affordable diagnostics for all. No trade-offs required.

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