About Our Hospital and Health System Saint Mary's Regional Medical Cetner is a 170-bed hospital located in Russellville, AR, and is part of Lifepoint Health, a diversified healthcare delivery network committed to making communities healthier ® with acute care, rehabilitation, and behavioral health facilities from coast to coast. Your Healing Mission Matters As a Gastroenterologist with Saint Mary's Regional Medical Center in Russellville, AR , you will be inspired by the community you serve as a member of the Lifepoint Health team, a nationally recognized healthcare organization centered on caring with a local heart for the communities we serve.