Saint Mary's Regional Medical Center- is comprised of a 233-bed acute care facility, a primary care provider network, urgent care and emergency department, behavioral and mental health services, and outpatient specialty practices that combine talented and compassionate caregivers with state of the art medical technology to meet the healthcare needs in the Androscoggin County area and beyond. Saint Mary's Regional Medical Center is a hospital at 93 Campus Avenue in Lewiston, Maine adjacent to Bates College. It is part of a complex of care facilities now operated by Covenant Health Systems, a Roman Catholic non-profit organization based in Massachusetts.