Welcome to Santiam Hospital Real Life Care For Real Life Situations. Santiam a Hospital is a not-for-profit, 40 bed acute-care hospital located in Stayton, Oregon, which is a short 12-mile drive east of Salem, and serves more than 30,000 people annually from the communities of Stayton, Sublimity, Aumsville, Mill City, Jefferson, and the surrounding areas.Contact Us‧Careers‧Find a Medical Professional‧Patients & Visitors Info‧Access Your Health Records‧Pay Bill.