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G47.23 Circadian rhythm sleep disorder, irregular sleep wake type
BackG47Sleep disordersCategory9 →G47.0InsomniaCategory3 →G47.00Insomnia, unspecifiedCategoryG47.01Insomnia due to medical conditionCategoryG47.09Other insomniaCategoryG47.1HypersomniaCategory6 →G47.10Hypersomnia, unspecifiedCategoryG47.11Idiopathic hypersomnia with long sleep timeCategoryG47.12Idiopathic hypersomnia without long sleep timeCategoryG47.13Recurrent hypersomniaCategoryG47.14Hypersomnia due to medical conditionCategoryG47.19Other hypersomniaCategoryG47.2Circadian rhythm sleep disordersCategory9 →G47.20Circadian rhythm sleep disorder, unspecified typeCategoryG47.21Circadian rhythm sleep disorder, delayed sleep phase typeCategoryG47.22Circadian rhythm sleep disorder, advanced sleep phase typeCategoryG47.23Circadian rhythm sleep disorder, irregular sleep wake typeCategoryG47.24Circadian rhythm sleep disorder, free running typeCategoryG47.25Circadian rhythm sleep disorder, jet lag typeCategoryG47.26Circadian rhythm sleep disorder, shift work typeCategoryG47.27Circadian rhythm sleep disorder in conditions classified elsewhereCategoryG47.29Other circadian rhythm sleep disorderCategoryG47.3Sleep apneaCategory9 →G47.30Sleep apnea, unspecifiedCategoryG47.31Primary central sleep apneaCategoryG47.32High altitude periodic breathingCategoryG47.33Obstructive sleep apnea (adult) (pediatric)CategoryG47.34Idiopathic sleep related nonobstructive alveolar hypoventilationCategoryG47.35Congenital central alveolar hypoventilation syndromeCategoryG47.36Sleep related hypoventilation in conditions classified elsewhereCategoryG47.37Central sleep apnea in conditions classified elsewhereCategoryG47.39Other sleep apneaCategoryG47.4Narcolepsy and cataplexyCategory2 →G47.41NarcolepsyCategory2 →G47.411Narcolepsy with cataplexyCategoryG47.419Narcolepsy without cataplexyCategoryG47.42Narcolepsy in conditions classified elsewhereCategory2 →G47.421Narcolepsy in conditions classified elsewhere with cataplexyCategoryG47.429Narcolepsy in conditions classified elsewhere without cataplexyCategoryG47.5ParasomniaCategory6 →G47.50Parasomnia, unspecifiedCategoryG47.51Confusional arousalsCategoryG47.52REM sleep behavior disorderCategoryG47.53Recurrent isolated sleep paralysisCategoryG47.54Parasomnia in conditions classified elsewhereCategoryG47.59Other parasomniaCategoryG47.6Sleep related movement disordersCategory4 →G47.61Periodic limb movement disorderCategoryG47.62Sleep related leg crampsCategoryG47.63Sleep related bruxismCategoryG47.69Other sleep related movement disordersCategoryG47.8Other sleep disordersCategoryG47.9Sleep disorder, unspecifiedCategory
CategoryCODABLE
G47.23
Circadian rhythm sleep disorder, irregular sleep wake type
EXAMPLES
Irregular sleep-wake pattern
- Chapter
- VI · Diseases of the nervous system
- Section
- G40-G47
- Valid from
Source
CMS ICD-10-CM Tabular List, edition FY2026.