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LabCorp

Lab Testing at LabCorp Walnut Creek

LabCorp Patient Service Center in Walnut Creek, CA 94597.

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Address

1450 Treat Blvd
Walnut Creek, CA 94597
Contra Costa County

Hours

Monday6:30 AM – 8:00 PM
Tuesday6:30 AM – 8:00 PM
Wednesday6:30 AM – 8:00 PM
Thursday6:30 AM – 8:00 PM
Friday6:30 AM – 8:00 PM
Saturday8:00 AM – 5:00 PM
Sunday8:00 AM – 5:00 PM

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About this location

LabCorp Patient Service Center. LabCorp is one of the largest clinical laboratory networks in the United States, offering diagnostic testing services for patients, physicians, hospitals, and employers.

Listing last updated 2026-05-19.