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Laboratories Northwest

Providing Laboratory Services for the Community

Laboratories Northwest NW Logo

Laboratories Northwest is the diagnostic reference laboratory serving the medical communities of Western Washington and MultiCare.

Labs Northwest offers a comprehensive array of diagnostic testing and services to support the medical community in providing quality patient care for a healthy future.

We provide diagnostic lab services for MultiCare hospitals, MultiCare clinics, emergency departments, and urgent care centers located throughout Western Washington. In addition, we partner with community clinicians, hospitals, laboratories, and businesses to provide accurate, reliable medical information toward improving the quality of health in our communities.

Our purpose as a community-based diagnostic testing resource is to provide services that are convenient, efficient, timely, and reliable. To serve the public, Laboratories Northwest has over 40 Patient Service Centers conveniently located throughout our communities, with extended evening and weekend hours.

*No appointment needed for routine lab draws. If you have questions or for more info, you can call Laboratories NW Client Services at 253-403-1187. Lab hours vary by location.

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Types of Services Offered
Allergy Testing
Clinical Trials
Cytology Endocrinology
Infectious Disease
Reproductive Medicine
Therapeutic Medicine
Tumor Markers
Specimen Collection Instructions

Culture Specimen Collection
Pinworm Collection
Semen Collection
Stool Collection
Urine Collection

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Test Directory

Info About Lab Tests

Facts about Laboratories Northwest
  • LabsNW has one central lab based in Tacoma, WA, with 11 satellite labs in King, Pierce, and Thurston counties, and over 40 Patient Service Centers.
  • Operating 24/7/365*, LabsNW performs over 4 million patient tests annually by 400+ employees.
  • We serve over 500 independent physicians plus several hundred MultiCare providers daily. LabsNW Patient Service Centers provide testing for over 1,000 patients every day.
  • LabsNW partners with Mayo Clinic and University of Washington laboratories to provide the very best of testing and services for you.
  • LabsNW provides specialized testing for clinical trials and research institutes.

*Round-the-clock lab tests available for hospitalized patients only. For outpatient testing hours, find the LabsNW location nearest you.

Questions? Contact Us

Client Services

315 MLK Way Tacoma, WA 98415
Phone: 253-403-1187 or 800-784-5854
Fax: 253-403-4339

Find the Laboratories Northwest location nearest you