This article is about Seattle Children's. For other similarly named hospitals, see Children's Hospital. Seattle Children's, formerly Children's Hospital and Regional Medical Center, is a 250-bed children's hospital in the Laurelhurst neighborhood of Seattle, Washington.he hospital was founded as the seven-bed Children's Orthopedic Hospital in 1907 by Anna Herr Clise after her 5-year-old son, Willis, died of inflammatory rheumatism in 1898.