F51

Sleep disorders not due to a substance or known physiological condition

Non-billable header

F51 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Includes

  • disorders of psychological development

Excludes2

Not included here — may be reported together when both conditions exist.

  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
  • organic sleep disorders (G47.-)

More specific codes F51

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

Related codes

  • F50Eating disordersHeader
  • F52Sexual dysfunction not due to a substance or known physiological conditionHeader
  • F53Mental and behavioral disorders associated with the puerperium, not elsewhere classifiedHeader
  • F54Psychological and behavioral factors associated with disorders or diseases classified elsewhereBillable
  • F55Abuse of non-psychoactive substancesHeader
  • F59Unspecified behavioral syndromes associated with physiological disturbances and physical factorsBillable

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