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Quest Diagnostics

Lab Testing at Quest Diagnostics - Federal Way 324th St - Employer Drug Testing Not Offered

Quest Diagnostics Patient Service Center in Federal Way, WA 98003.

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Address

1414 S 324th St Ste 106
Federal Way, WA 98003
King County

Hours

Monday7:30 AM – 12:00, 13:00
Tuesday7:30 AM – 12:00, 13:00
Wednesday7:30 AM – 12:00, 13:00
Thursday7:30 AM – 12:00, 13:00
Friday7:30 AM – 12:00, 13:00
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.