St. Joseph Regional Medical Center (St Joes) Share: Medical and DentalBusiness Services St. Joseph Regional Medical Center (St Joes) Visit Website 415 6th Street Lewiston, ID 83501 (208) 743-2511 1-800-678-2511 About About 145-bed, Catholic sponsored; JCAHO approved acute care facility offering regional healthcare services. Committed to providing quality healthcare services to all residents.