Laboratory Services
The Three Rivers Hospital Laboratory provides reliable, timely testing to support patient care, diagnosis, and treatment. Our experienced medical laboratory technicians serve both hospital patients and outpatients with a provider’s order.
We are committed to prompt, accurate results and work closely with providers to ensure test results are delivered efficiently and securely.
Supporting Patient Care
Prompt and accurate testing plays a vital role in diagnosing conditions, guiding treatment, and monitoring patient health. We are proud to serve our communities and support their healthcare needs close to home.
When specialized testing is needed, samples are securely sent to trusted partner laboratories, including:
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Quest Diagnostics (Seattle)
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American Red Cross (Yakima) for blood bank supplies
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Cellnetix (Spokane) for pathology services
Outpatient Laboratory & Blood Draws
We welcome outpatients with a provider’s order and diagnosis code for laboratory testing and blood draws. Our team manages the full testing process and ensures results are sent directly to your provider once testing is complete.
Hours
Open 7 Days a Week
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Monday–Thursday: Open 24 hours
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Friday: 6:00 a.m. – 9:30 p.m.
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Saturday–Sunday: 6:00 a.m. – 4:30 p.m.
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After Hours: On-call for emergency laboratory services
Phone: 509.689.2517 ext. 3246
Fax: 509.689.0602
Email: lab@trhospital.net
Testing Services
Our laboratory offers a wide range of diagnostic tests, including:
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Hematology: Complete Blood Count (CBC)
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Coagulation: Protime (PT/INR)
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Chemistry: Glucose, Cholesterol
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Blood Bank: Blood Type and Crossmatching
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Microbiology: Wound and Urine Cultures
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Serology: Strep testing, Flu testing, Pregnancy testing
Visit Patrick Tracy’s YouTube channel to learn more about the MLT program at Wenatchee Valley College by clicking HERE.
If you’d like to know more about becoming a Laboratory professional, please contact our Director of Ancillary Services, Jeremy Vandelac, at jvandelac@trhospital.net.
Download a printable PDF of the flyer HERE.

