Quest Diagnostics

Lab Testing at Quest Diagnostics - Seattle Madison - Employer Drug Testing Not Offered

Quest Diagnostics Patient Service Center in Seattle, WA 98104.

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Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

1101 Madison St Suite 1210
Seattle, WA 98104
King County

206-381-0557

Hours

Monday	7:00 AM – 4:00 PM
Tuesday	7:00 AM – 4:00 PM
Wednesday	7:00 AM – 4:00 PM
Thursday	7:00 AM – 4:00 PM
Friday	7:00 AM – 4:00 PM
Saturday	Closed
Sunday	Closed

Nearby alternatives

LabCorp Seattle
1229 Madison St Ste 610, Seattle, WA 98104
0.1 mi
LabCorp Seattle
550 17th Ave Ste 200, Seattle, WA 98122
0.7 mi
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LabCorp Seattle
3601 Fremont Ave N Suite 412, Seattle, WA 98103
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Quest Diagnostics - Inside Safeway Seattle
1423 Nw Market St, Seattle, WA 98107
4.7 mi

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.