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Quest Diagnostics

Lab Testing at Quest Diagnostics - Inside Menlo Park Safeway Store - Employer Drug Testing Not Offered

Quest Diagnostics Patient Service Center in Menlo Park, CA 94025.

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Address

525 El Camino Real
Menlo Park, CA 94025
San Mateo County

Hours

Monday7:00 AM – 11:30, 12:30
Tuesday7:00 AM – 11:30, 12:30
Wednesday7:00 AM – 11:30, 12:30
Thursday7:00 AM – 11:30, 12:30
Friday7:00 AM – 11:30, 12:30
SaturdayClosed
SundayClosed

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About this location

Quest Diagnostics Patient Service Center. 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.