Circadian rhythm sleep disorders
Non-billable header
G47.2 is a non-billable header code. Use one of the more specific codes below.
Inclusion terms
Applicable to
- Disorders of the sleep wake schedule
- Inversion of nyctohemeral rhythm
- Inversion of sleep rhythm
Excludes2
Not included here — may be reported together when both conditions exist.
- certain conditions originating in the perinatal period (P04-P96) (from G47)
- certain infectious and parasitic diseases (A00-B99) (from G47)
- complications of pregnancy, childbirth and the puerperium (O00-O9A) (from G47)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) (from G47)
- endocrine, nutritional and metabolic diseases (E00-E88) (from G47)
- injury, poisoning and certain other consequences of external causes (S00-T88) (from G47)
- neoplasms (C00-D49) (from G47)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from G47)
- nightmares (F51.5) (from G47)
- nonorganic sleep disorders (F51.-) (from G47)
- sleep terrors (F51.4) (from G47)
- sleepwalking (F51.3) (from G47)
Also known as
- Disorders of the sleep wake schedule
- Inversion of nyctohemeral rhythm
- Inversion of sleep rhythm
- Rhythm, sleep, inversion
- Sleep, rhythm inversion
Parent code
- G47Sleep disordersHeader
More specific codes G47.2
- G47.20Circadian rhythm sleep disorder, unspecified typeBillable
- G47.21Circadian rhythm sleep disorder, delayed sleep phase typeBillable
- G47.22Circadian rhythm sleep disorder, advanced sleep phase typeBillable
- G47.23Circadian rhythm sleep disorder, irregular sleep wake typeBillable
- G47.24Circadian rhythm sleep disorder, free running typeBillable
- G47.25Circadian rhythm sleep disorder, jet lag typeBillable
- G47.26Circadian rhythm sleep disorder, shift work typeBillable
- G47.27Circadian rhythm sleep disorder in conditions classified elsewhereBillable
- G47.29Other circadian rhythm sleep disorderBillable