Dr. Luis Ortiz is a sleep medicine physician at Johns Hopkins All Children’s Hospital and an assistant professor of pediatrics at the Johns Hopkins School of Medicine. He joined the hospital’s medical staff in 2018. Dr. Ortiz treats sleep disorders in children, such as narcolepsy, idiopathic hypersomnia, and obstructive sleep apnea. He is also involved in teaching and continuing medical education, focusing on pediatric sleep conditions. His research examines how sleep problems can affect other long-term health issues in children, like asthma, developmental delays, and skeletal dysplasias.