F51.3

Applicable To

• Non-rapid eye movement sleep arousal disorders, sleepwalking type

Approximate Synonyms

• Non-rapid eye movement sleep arousal disorder, sleepwalking type

• Nonrem sleep arousal disorder, sleepwalking type

• Sleep walking disorder

• Sleepwalking

Clinical Information

• A parasomnia characterized by a partial arousal that occurs during stage iv of non-rem sleep. Affected individuals exhibit semipurposeful behaviors such as ambulation and are difficult to fully awaken. Children are primarily affected, with a peak age range of 4-6 years.

• A sleep disorder characterized by repeated episodes of rising from bed and walking about; while sleepwalking, the individual has a blank stare and can be awakened only with great difficulty. On awakening, the individual has amnesia for the episode.

Details

• F51.3 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• The 2023 edition of ICD-10-CM F51.3 became effective on October 1, 2022.

• This is the American ICD-10-CM version of F51.3 – other international versions of ICD-10 F51.3 may differ.