G47.2
Non-billableCircadian rhythm sleep disorders
Circadian rhythm sleep disorders
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Disorders of the sleep wake schedule
- Inversion of nyctohemeral rhythm
- Inversion of sleep rhythm
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •nightmaresF51.5
- •nonorganic sleep disordersF51
- •sleep terrorsF51.4
- •sleepwalkingF51.3
Child Codes (9)
G47.20Circadian rhythm sleep disorder, unspecified type
G47.21Circadian rhythm sleep disorder, delayed sleep phase type
G47.22Circadian rhythm sleep disorder, advanced sleep phase type
G47.23Circadian rhythm sleep disorder, irregular sleep wake type
G47.24Circadian rhythm sleep disorder, free running type
G47.25Circadian rhythm sleep disorder, jet lag type
G47.26Circadian rhythm sleep disorder, shift work type
G47.27Circadian rhythm sleep disorder in conditions classd elswhr
G47.29Other circadian rhythm sleep disorder
Related Codes(8)
Related Conditions
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(43)
UMLS
- CIRCADIAN RHYTHM SLEEP DISC0877792
- Circadian Rhythm Sleep DisorderC0877792
- Circadian Rhythm Sleep DisordersC0877792
- Circadian rhythm sleep disorderC0877792
- Circadian rhythm sleep disordersC0877792
- Circadian rhythm sleep-wake disorderC0877792
- Disorder of sleep-wake cycleC0877792
- Disorder of sleep-wake cycle (disorder)C0877792
- Disorders of the sleep wake scheduleC0877792
- Disturbed Nyctohemeral RhythmC0877792
- Disturbed Nyctohemeral RhythmsC0877792
- Disturbed nyctohemeral rhythmC0877792
- Internal-clock disordersC0877792
- Nyctohemeral Rhythm, DisturbedC0877792
- Nyctohemeral Rhythms, DisturbedC0877792
- SLEEP DIS CIRCADIAN RHYTHMC0877792
- SLEEP WAKE CYCLE DISC0877792
- SLEEP WAKE SCHEDULE DISC0877792
- Sleep Disorders, Circadian RhythmC0877792
- Sleep Wake Cycle DisorderC0877792
- Sleep Wake Cycle DisordersC0877792
- Sleep Wake Schedule DisorderC0877792
- Sleep Wake Schedule DisordersC0877792
- Sleep phase disturbanceC0877792
- Sleep wake schedule disorder NOSC0877792
- Sleep-Wake Cycle DisorderC0877792
- Sleep-Wake Cycle DisordersC0877792
- Sleep-Wake Schedule DisorderC0877792
- Sleep-Wake Schedule DisordersC0877792
- Sleep-wake cycle disordersC0877792
- Sleep-wake cycle disturbanceC0877792
- Sleep-wake cycle disturbancesC0877792
- Sleep-wake schedule disorderC0877792
- circadian rhythm sleep disorderC0877792
- circadian rhythm sleep disordersC0877792
- sleep wake schedule disorderC0877792
- Inversion of nyctohemeral rhythmC2875254
- Inversion of sleep rhythmC0338497
- Inverted sleep-wake cycleC0338497
- Reversed sleep-wake cycleC0338497
- Reversed sleep-wake cycle (disorder)C0338497
- Sleep rhythm inversionC0338497
- Sleep-wake inversionC0338497
Frequently Asked Questions
What is the ICD-10 code for circadian rhythm sleep disorders?
The ICD-10-CM code for circadian rhythm sleep disorders is G47.2. The full clinical description is "Circadian rhythm sleep disorders". G47.2 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code G47.2 mean?
ICD-10-CM code G47.2 represents “Circadian rhythm sleep disorders”. It is classified under Chapter 6: Diseases of the Nervous System and is a non-billable header code. Use a more specific child code for billing purposes.
Is G47.2 a billable code?
No, G47.2 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 9 child codes under G47.2.
What chapter is G47.2 in?
G47.2 is in Chapter 6: Diseases of the Nervous System (codes G00-G99).
What are the subcategories under G47.2?
G47.2 has 9 child codes, including: G47.20 (Circadian rhythm sleep disorder, unspecified type), G47.21 (Circadian rhythm sleep disorder, delayed sleep phase type), G47.22 (Circadian rhythm sleep disorder, advanced sleep phase type), G47.23 (Circadian rhythm sleep disorder, irregular sleep wake type), and 5 more.
What are the UMLS CUIs for G47.2?
G47.2 is linked to 3 UMLS Concept Unique Identifiers: C0877792, C2875254, C0338497. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does G47.2 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like circadian rhythm sleep disorders affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of G47.2?
G47.2 maps to the ICD-11 code: 7A6Z (Circadian rhythm sleep-wake disorders, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.