MemorialCare Health System (Fountain Valley, Calif.). As a nonprofit integrated delivery system, MemorialCare's physicians and healthcare professionals implement evidence-based best practices across all hospitals. The system includes five hospitals, two medical groups and a health plan in addition to numerous outpatient centers. Last year the system reported 51.1 percent growth in hospital-based inpatient visits and 25.3 percent growth in outpatient visits. MemorialCare Health System also owns a strategic investment company, MemorialCare Innovation Fund, which makes private equity investment in companies, which are typically focused on medical devices, health IT or healthcare services.