Winter Haven Hospital is a hospital and health service system based in Winter Haven, Florida. The hospital is managed and supported by the Winter Haven Hospital Foundation—a 5013 nonprofit organization—and is owned by BayCare Health System, a group of 15 not-for-profit hospitals in the Tampa Bay Area. The Winter Haven Hospital system includes th…Winter Haven Hospital is a hospital and health service system based in Winter Haven, Florida. The hospital is managed and supported by the Winter Haven Hospital Foundation—a 5013 nonprofit organization—and is owned by BayCare Health System, a group of 15 not-for-profit hospitals in the Tampa Bay Area. The Winter Haven Hospital system includes the hospital proper, the Community Blood Center, the Winter Haven Women's Hospital, the Winter Haven Ambulatory Surgery and Diagnostic Center, the Center for Behavioral Health, and seven Family Health Centers in Winter Haven and surrounding communities.