CATNAP is a patient registry designed to improve the understanding of the natural history of narcolepsy in pediatric patients. Descriptive statistics on disease characteristics will be performed. The study has 16 active clinical sites and a virtual site that widens participation to anywhere in the United States. For more information about the study or to access the Online Patient Enrollment System, visit the CATNAP website: https://catnap.healthie.net/welcome or email catnap@pulseinfoframe.com. The Online Patient Enrollment System, CATNAP website, can also be found in the references section.