Northwest Laboratory is a national clinical laboratory offering high-volume, rapid turnaround COVID-19 testing services. Our seasoned staff of pathologists, scientists, technologists and support personnel are committed to delivering high-quality test results within 24-48 hours of receipt at our facility.

Significant Testing Capacity

  • Active capacity of 25,000 COVID-19 tests per day, with the ability to expand as demand grows.
  • Over 2 million COVID-19 PCR tests performed to date.
  • Robust and reliable supply chain with a significant inventory of reagents and supplies currently on hand.

Rapid Turnaround Time

  • Test results are available within 24-48 hours of receipt in our laboratory.
  • Highly automated laboratory enables greater capacity, faster results and reduced errors.

Responsive, Professional COVID-19 Testing Support

  • The Operations Team is professional and highly responsive.
  • Quick implementation of electronic interfaces with most EMR/LIS platforms provides for smooth and efficient transmission of orders and reports.
  • Specimen collection kits are provided at no cost.
  • Transportation of specimens is arranged and paid for by Northwest Laboratory.

Experienced Scientific Leadership

  • Northwest Laboratory has been providing high-quality professional pathology and laboratory services for more than 30 years.
  • COVID-19 operations are led by molecular biologists Greg Wolgamot, MD, PhD, and Ryan Fortna, MD, PhD, both with extensive experience in PCR methodology.

Highly Reliable Test Results

  • Utilizing the Thermo Fisher TaqPath™ COVID-19 RT-PCR assay, considered the industry gold standard for COVID testing.
  • The assay detects three viral genes, providing exceptional sensitivity and specificity. Reliably detects UK variant and other strains.
  • Every positive result is reviewed by a lab technologist to ensure accuracy.

Specimen Collection

NWL accepts the following specimens:

    • Anterior nares swabs
    • Nasopharyngeal swabs
    • Bronchoalveolar lavage (BAL) fluid
    • Saliva

COVID-19 Test Requisition Form

Download the COVID-19 Test Requisition Form below:

Additional Resources

These resources below offer current and up-to-date information on COVID-19 testing:

Fact Sheets for COVID-19 Authorized Tests

FACT SHEET FOR PATIENTS: Thermo Fisher Scientific, Inc. TaqPath™ COVID-19 Combo Kit and TaqPath™ COVID‑19 Combo Kit Advanced.


FACT SHEET FOR HEALTHCARE PROVIDERS: Thermo Fisher Scientific, Inc. TaqPath™ COVID-19 Combo Kit and TaqPath™ COVID‑19 Combo Kit Advanced.


For scheduling, results, or general questions related to COVID-19 testing,
please call our Customer Service Team at 360-527-4592 or email

The Customer Service Team is available Mon-Fri:
7am-10pm; Sat & Sun 8am-10pm PST.

To learn how to obtain

Rapid, Accurate COVID-19 Testing

for your organization or clinic, contact our Client Care Team:

(360) 527-4580  or