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PLEASE NOTE: Our laboratories are not conducting COVID-19 tests.

EvergreenHealth Monroe's Clinical Laboratory performs testing on a variety of specimens to deliver diagnostic information to your provider.

The laboratory is directed by a physician specializing in pathology, and is staffed by ASCP registered medical laboratory scientists and technologists and laboratory assistants.

The laboratory at EvergreenHealth Monroe is equipped with the most up-to-date machines and testing equipment. Our highly skilled staff offers quality service with local convenience 24 hours a day, 365 day a year. 

Patients who live outside of the Monroe area, or see a healthcare provider outside of the community, may have laboratory testing performed locally with a physician's written order. Laboratory orders may be faxed by your provider to EvergreenHealth Monroe at 360.794.1406.

After your test(s) are complete, your laboratory results can be sent electronically to your primary care physician or specialist.

Lab Services

Our laboratory services include:

  • Blood Bank (transfusion service)
  • Chemistry
  • Hematology
  • Immunology
  • Microbiology
  • Toxicology
  • Urinalysis

Drug Screen Testing

Urine screening for drugs of abuse: EvergreenHealth Monroe Laboratory is a collection site for employee drug screens.

Testing includes:

  • Both non-DOT and DOT
  • Pre-Employment
  • Post-Accident
  • Return to Duty
  • Reasonable Suspicion Cause

Employers must set up an account in advance of testing by contacting 360.794.7497 ext. 4876.

Employees must arrive with a photo ID and employee number or Social Security number.

EvergreenHealth Monroe's Medical Laboratory is CLIA accredited and is licensed by the State of Washington Department of Health.

Laboratory Locations & Hours

For the convenience of our patients, EvergreenHealth Monroe provides laboratory services at three locations around the community:


EvergreenHealth Monroe
14701 179th Avenue SE
Monroe, WA 98272

Phone: (360) 794-1408
Fax: (360) 794-1406
Hours: Open 24/7

EvergreenHealth Pavilion Laboratory
14841 179th Street SE, Suite 210
Monroe, WA 98272

Phone: (360) 794-1447 ext . 4876
Fax: (360) 863-4685
Hours: Mon-Fri 8:00 a.m. -4:15 p.m.


EvergreenHealth Primary Care, Sultan
30207 US2
Sultan, WA 98294-9458

Phone: (360) 793-0201
Fax: (360) 793-2429
Hours: Mon-Fri 8 a.m. to 5 p.m.