View All Locations Go Back Salem Health Laboratory – Building C Building C 875 Oak St. SE, Suite 4000 Salem Oregon 97301 Phone: 503-814-5227 Monday-Friday — 7:30 a.m. to 5:30 p.m.Saturday & Sunday — CLOSED Services Lab services Walk-ins are welcome.Additional services offered: Glucose tolerance test (GTT) - by appointment onlyTherapeutic phlebotomy - by appointment onlySIBO (small intestinal bacterial overgrowth) collection kit pick-upEKGs available Click here for a map of Salem Health Laboratory – Building C