G47 is the ICD-10 code for Sleep disorders. It is a three-character category divided into 7 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block G40–G47 (Episodic and paroxysmal disorders) in Chapter VI, Diseases of the nervous system.
- Code type
- Category (3 characters)
- Chapter
- VI · G00–G99
- Classification
- WHO ICD-10, 2019 version
What G47 excludes
Conditions that look similar but belong under another code.
Subcodes of G47
G47 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DG47Søvnforstyrrelser
- DG475Parasomni UNS
- DG476Søvnrelateret bevægesygdom
G47Elimelliset unihäiriöt
G47Schlafstörungen
G47Troubles du sommeil
G47slaapstoornissen
Listed through more specific codes:
- G47.50Parasomnia, unspecified
- G47.51Confusional arousals
- G47.52REM sleep behavior disorder
- G47.53Recurrent isolated sleep paralysis
- G47.54Parasomnia in conditions classified elsewhere
- G47.59Other parasomnia
- G47.61Periodic limb movement disorder
- G47.62Sleep related leg cramps
- and 2 more national subcodes
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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