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Northwest Clinical Laboratory at Northwest Hospital & Medical Center takes pride in knowing we are large enough to meet the needs of our community, but small enough to maintain the personal touch with our customers and patients.

Our commitment is to provide quality, innovative laboratory services to our health care community. Our staff listens to your needs and works to personalize testing and procedures to better serve you.

Northwest Clinical Laboratory has five convenient locations in the Seattle area. For more information on our services please contact Northwest Clinical Laboratory Support Services at 206-368-1776


  • Medical Arts Building

  • Northwest Hospital
    1530 North 115th St., Suite 101
    Seattle, WA 98133
    Phone: 206-368-3005
    Fax: 206-368-3004
    Hours: Mon-Fri 6:30 a.m. - 5:00 p.m.

  • Northwest Hospital Tower - Specialty and After-Hours Testing*

  • 1550 North 115th St. (2nd floor)
    Seattle, WA 98133
    Phone: 206-368-1344
    Fax: 206-368-1345
    Hours: Mon-Fri 6:30 a.m. - 7:30 p.m., Sat/Sun/holiday 6:30 a.m. - 3:00 p.m.
    *Please call 206-368-1776 if require "after-hours" blood draw.

  • Northwest Outpatient Medical Center

  • 10330 Meridian Ave. N., Suite 130
    Seattle, WA 98133
    Phone: 206-368-6164
    Fax: 206-368-6165
    Hours: Mon-Fri 7:00 a.m. - 5:30 p.m.

  • Northcut Landing Building

  • 4915 25th Ave. NE, Suite 304
    Seattle, WA 98105
    Phone: 206-368-5892
    Fax: 206-522-5263
    Hours: Mon-Th 9:00 a.m. - 5:30 p.m. (closed 12:30 p.m. - 1:30 p.m.)

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The Distinguished Hospital for Clinical Excellence Award
Northwest Hospital Earns The Distinguished Hospital for Clinical Excellence Award
The Emergency Medicine Excellence Award
Northwest Hospital Earns The Emergency Medicine Excellence Award
Quick Links: Create a Free Patient Web Page

Recognize a Staff Member: DAISY Foundation Award - (for extraordinary nurses) | CARE Award - (for all Northwest Hospital staff)

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