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F51

Non-Billable (Header)

Sleep disorders not due to a substance or known physiological condition

Excludes 2 — Not included here, may code separately

  • organic sleep disorders (G47.-)

Child Codes

F51.0Insomnia not due to a substance or known physiological condition
F51.1Hypersomnia not due to a substance or known physiological condition
F51.3Sleepwalking [somnambulism]
F51.4Sleep terrors [night terrors]
F51.5Nightmare disorder
F51.8Other sleep disorders not due to a substance or known physiological condition
F51.9Sleep disorder not due to a substance or known physiological condition, unspecified

Code Hierarchy

└F51Sleep disorders not due to a substance or known physiological condition
└F51Sleep disorders not due to a substance or known physiological condition

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