G47.2 – Circadian rhythm sleep disorders
Coding Notes
Active
Non-billable / Non-specific, not valid for HIPAA-covered transactions
Applicable To
Disorders of the sleep wake schedule
Inversion of nyctohemeral rhythm
Inversion of sleep rhythm
Child Codes
Sibling Codes
Parent Sibling Codes
View in Tabular
| Code | Title |
|---|---|
| G00-G99 | Diseases of the nervous system (G00-G99) |
| G40-G47 | Episodic and paroxysmal disorders (G40-G47) |
| G47 | Sleep disorders |
| G47.2 |
Circadian rhythm sleep disorders
Applicable to
Disorders of the sleep wake schedule
Inversion of nyctohemeral rhythm
Inversion of sleep rhythm
|
| 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 |
| G47.24 | Circadian rhythm sleep disorder, free running type |
| G47.25 | Circadian rhythm sleep disorder, jet lag type |
| G47.26 | Circadian rhythm sleep disorder, shift work type |
| G47.27 | Circadian rhythm sleep disorder in conditions classified elsewhere |
| G47.29 | Other circadian rhythm sleep disorder |