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2009 ICD-9-CM
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327.1 Organic disorder of excessive somnolence [Organic hypersomnia]
Excludes: hypersomnia NOS (780.54)
hypersomnia not due to a substance or known physiological condition (307.43-307.44)
hypersomnia with sleep apnea NOS (780.53) | |
 eicd10 | 327.10 Organic hypersomnia, unspecified |
| eicd10 | 327.11 Idiopathic hypersomnia with long sleep time |
| eicd10 | 327.12 Idiopathic hypersomnia without long sleep time |
| eicd10 | 327.13 Recurrent hypersomnia
Kleine-Levin syndrome
Menstrual related hypersomnia |
| eicd10 | 327.14 Hypersomnia due to medical condition classified elsewhere
Code first underlying condition
Excludes: hypersomnia due to mental disorder (327.15) |
| eicd10 | 327.15 Hypersomnia due to mental disorder
Code first mental disorder
Excludes: alcohol induced insomnia (291.82)
drug induced insomnia (292.85) |
| eicd10 | 327.19 Other organic hypersomnia |