Johns Hopkins Children's Center (JHCC) is a nationally ranked, pediatric acute care children's teaching hospital located in Baltimore, Maryland, adjacent to Johns Hopkins Hospital. The hospital has 196 pediatric beds and is affiliated the Johns Hopkins School of Medicine. The hospital is the flagship pediatric member of Johns Hopkins Medicine and is 1 of 2 children's hospital in the network. The hospital provides comprehensive pediatric specialties and subspecialties to infants, children, teens, and young adults aged 0–21 throughout Baltimore and the wider United States. Johns Hopkins Children's Center also sometimes treats adults that require pediatric care. Johns Hopkins Children's Center also features the only ACS verified Level 1 Pediatric Trauma Center in the state. The hospital is directly attached to Johns Hopkins Hospital and is situated near the Ronald McDonald House of Maryland. History Pediatrics at Johns Hopkins originated in 1912 when the original Harriet Lane Home for Invalid Children opened. The new hospital was set to be named after Baltimore resident, Harriet Lane Johnston after she donated $400,000 in 1903 to establish the home as a memorial to her two sons who had died in childhood. After a few years of building, the building opened in October 1912. Harriet Lane Home for Invalid Children was first children's clinic in the United States that was associated with a medical school. At the time, most children were seen in the same facilities as adults and pediatrics was just a subspecialty of general medicine. The new care model that Johns Hopkins pioneered became the industry standard for pediatrics in the United States. Eventually treating over 60,000 children a year, the Harriet Lane Home became a pioneer treatment, teaching, and research clinic, and the first to have subspecialties in pediatrics as created by Edwards A. Park. From 1930 to 1963 Helen Taussig, who helped to develop the blue baby operation, headed the pediatric cardiac clinic. Child psychiatrist Leo Kanner did studies of autistic children. Lawson Wilkins established an endocrine clinic that developed procedures used universally to treat children with certain glandular disorders, including dwarfism. John E. Bordley and William G. Hardy made strides in detecting hearing impairments in very young children. In 1964, the Children's Medical & Surgical Center (CMSC) opened on the Johns Hopkins campus to better provide patient care to their pediatric patients. The addition meant that for the first time, parents were able to sleep in the same room as