 It is one of four CRPCs in Tennessee.In addition to providing general pediatric care, Children's Hospital has a board-certified medical staff representing 14 pediatric subspecialties (children's medical specialties).Critical care services for children include a 24/7 pediatric emergency department, a pediatric intensive care unit (PICU), and a Level IV neonatal intensive care unit (NICU) for premature and sick infants.