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All outpatient lab services—including newborn screens and bilirubin collections—will now be provided at Memorial Cornerstone Medicine.

Phone:: (509) 573-3885


Monday to Friday 8 am – 5 pm,

Saturday/Sunday 8 am – 12 pm


Apple Valley Family Medicine

Phone: 509.965.3222


Monday through Friday, 7 a.m. to 4 p.m.

Closed for lunch, 12 p.m. to 1 p.m.

Call your Yakima Valley Memorial (YVM) primary care provider's office to schedule lab appointments or call 509.573.3885.

Committed to providing the highest-quality test results for patient care, YVM's laboratory performs timely diagnostic testing in more than a dozen clinical specialties to aid in the diagnosis and treatment of patients.

Molecular diagnostics is among the specialties offered by the lab, and staff is always available for consultation with physicians regarding laboratory tests.

YVM's laboratory is inspected and/or accredited by the following organizations:

  • College of American Pathologists.
  • Washington State Department of Health.
  • The Joint Commission.

YVM's clinical laboratory encompasses the following specialties:

  • Bacteriology.
  • Coagulation.
  • Diagnostic immunology.
  • Hematology.
  • Immunochemistry.
  • Microbiology.
  • Molecular diagnostics.
  • Mycobacteriology.
  • Routine and automated chemistry.
  • Serology.
  • Special endocrinology.
  • Therapeutic drug monitoring.
  • Toxicology.
  • Transfusion medicine (blood bank).
  • Urinalysis.
  • Virology.


  • Extensive local courier network.
  • STAT services.
  • Interfaces to multiple networks.
  • Flexible billing.