Sleep Disorder ICD-10-CM Codes

Learn the ICD-10 codes for sleep disorders, including key diagnostic codes for accurate classification and billing of sleep-related conditions.

By Audrey Liz Perez on Aug 8, 2025.

Fact Checked by Ericka Pingol.

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What ICD-10 codes are used for sleep disorder

Sleep disorders encompass a range of conditions that can significantly impact an individual's sleep quality and overall well-being.

These disorders involve disruptions in normal sleep patterns that impact a person's health, performance, and quality of life. The ICD-10-CM includes a wide range of codes to cover various sleep-related conditions, from insomnia to sleep apnea and circadian rhythm sleep disorders.

G47.00 - Insomnia, unspecified

Insomnia is when someone has trouble sleeping, which can cause fatigue, impaired concentration, and a lower quality of life.

G47.30 - Sleep apnea, unspecified

Sleep apnea is when breathing pauses during sleep, causing disrupted sleep patterns and potential health issues.

G47.52 - REM sleep behavior disorder

REM sleep behavior disorder causes physical acting out of vivid dreams during REM sleep, leading to self-injury or harm to others.

G47.63 - Sleep-related movement disorder, unspecified

This code deals with sleep-related movement disorders that cause involuntary movements during sleep, resulting in poor sleep quality and daytime fatigue.

G47.9 - Sleep disorder, unspecified

This code is used when a sleep disorder cannot be accurately diagnosed, and further evaluation is needed.

G47.10 - Hypersomnia, unspecified

Hypersomnia causes excessive daytime sleepiness, leading to poor cognitive function and productivity.

G47.8 - Other sleep disorders

This code covers sleep disorders like circadian rhythm disruptions and sleepwalking.

Which sleep disorder ICD codes are billable?

Yes. All the ICD-10-CM codes for sleep disorders mentioned above are valid and billable when supported by clinical documentation. These codes are used by healthcare professionals to diagnose and report sleep-related conditions accurately for both clinical and reimbursement purposes.

Clinical information

Sleep disorders involve recurring issues related to the ability to initiate or maintain sleep, disruptions in breathing, abnormal behaviors during sleep, or misalignment of the body’s internal clock. Common symptoms include trouble falling asleep, sleep terrors, excessive daytime sleepiness, irregular sleep patterns, and restless sleep. These conditions can be primary, or secondary to other medical conditions, psychiatric disorders, or substance use.

Sleep disorders listed in the ICD-10 include both organic and nonorganic sleep disorders, depending on whether the cause is a physiological condition, psychiatric disorder, or substance-related issue. These disorders may present as trouble falling asleep, chronic insomnia, or excessive daytime sleepiness, and can significantly affect physical and mental health. Common diagnoses include obstructive sleep apnea, central sleep apnea, REM sleep behavior disorder, restless legs syndrome, and circadian rhythm sleep disorder types like delayed sleep phase or irregular sleep-wake cycles.

Other conditions, such as sleep-related hypoventilation, sleep apnea narcolepsy, and drug-induced parasomnia, may be linked to medical conditions, substance or known physiological causes, or conditions classified elsewhere, including heart disease or other mental disorders. These abnormal sleep behaviors are commonly treated in sleep medicine settings using behavioral therapy, medication, or medical devices to restore sleep quality and reduce health risks.

Synonyms include

Insomnia
Hypersomnia
Obstructive sleep apnea
Central sleep apnea
REM sleep behavior disorder
Delayed sleep phase disorder
Sleep disorder unspecified
Periodic limb movement disorder
Sleep-related breathing disorder
Circadian rhythm disturbance

Commonly asked questions

ICD codes categorize sleep-related conditions for medical purposes, accurately representing patients' common sleep disorders or sleep problems.

Sleep disorder diagnoses are billable and coded for reimbursement and communication among medical professionals.

Treatments for sleep disorders vary depending on the specific diagnosis. Common approaches include lifestyle modifications (sleep hygiene), cognitive-behavioral therapy, medications, continuous positive airway pressure (CPAP) therapy for sleep apnea, and interventions to manage underlying medical conditions.

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