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The University of Chicago Comer Children's Hospital (UC CCH) formerly University of Chicago Children's Hospital is a nationally ranked, freestanding, 172-bed, pediatric acute care children's hospital adjacent to University of Chicago Medical Center. It is affiliated with the University of Chicago Pritzker School of Medicine and is a member of the UChicago health system, the only children's hospital in the system. The hospital provides comprehensive pediatric specialties and subspecialties to infants, children, teens, and young adults aged 0–21 throughout Chicago and features an ACS verified level I pediatric trauma center. Its regional pediatric intensive-care unit and neonatal intensive care units serve the Chicago region.