Children's Hospital of Philadelphia | 145,202 followers on LinkedIn. Since its start in 1855 as the nation's first hospital devoted exclusively to caring for children, The Children's Hospital of Philadelphia has been the birthplace for many dramatic firsts in pediatric medicine. The Hospital has fostered medical discoveries and innovations that have improved pediatric healthcare and saved countless children’s lives. Today, The Children's Hospital of Philadelphia is one of the leading pediatric hospitals and research facilities in the world.