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ICD-10 CM Code G47.12

G47.12 Idiopathic hypersomnia without long sleep time

Excludes Type 2

alcohol-related hypersomnia (F10.182, F10.282, F10.982)
drug-related hypersomnia (F11.182, F11.282, F11.982, F13.182, F13.282, F13.982, F14.182, F14.282, F14.982, F15.182, F15.282, F15.982, F19.182, F19.282, F19.982)
hypersomnia due to a mental disorder (F51.13)
hypersomnia not due to a substance or known physiological condition (F51.1-)
primary hypersomnia (F51.11)
sleep apnea (G47.3-)
nightmares (F51.5)
nonorganic sleep disorders (F51.-)
sleep terrors (F51.4)
sleepwalking (F51.3)