View All Locations Go Back Salem Health Laboratory – Dallas 525 SE Washington St. Dallas Oregon 97338 Phone: 503-814-5227 Lab hours Monday through Friday — 6 a.m. to 8 p.m. Saturday & Sunday — 7:30 a.m. to 8 p.m. Services Lab services Additional services offered: Arterial blood gas (ABG) testingGlucose tolerance test (GTT) - walk-insPhenylketonuria (PKU) testing Therapeutic phlebotomy - by appointment onlyUrine drug screening - (non-NIDA) collectionsEKGs available Monday thru Friday— 8:00 a.m. to 4:30 p.m.SIBO (small intestinal bacterial overgrowth) kits pick-up Click here for a map of Salem Health Laboratory – Dallas