Hillcrest Hospital South (Tulsa, Okla.). Hillcrest Hospital South is a 180-bed acute care medical center in South Tulsa with a team of 813 employees. The hospital offers a variety of wellness benefits, including an online health assessment and annual wellness screenings for all staff. Within Hillcrest's Health Advocate program, the hospital offers a personal concierge service and an employee assistance program that provides free and confidential counseling services to employees and their family members.