Healow is powered by your Patient Portal account with Springfield Family Physicians. You must have an active portal account to utilize healow. ... Marcola Road Clinic. 2280 Marcola Road. Springfield, OR 97477. Centennial Blvd Clinic. 1800 Centennial Boulevard . Springfield, OR 97477. McKenzie Valley Primary Care. 2644 Suzanne Way. Eugene, OR 97408..