F51.0

Insomnia not due to a substance or known physiological condition

Non-billable header

F51.0 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

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

alcohol related insomnia (F10.182, F10.282, F10.982)
drug-related insomnia (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)
insomnia NOS (G47.0-)
insomnia due to known physiological condition (G47.0-)
organic insomnia (G47.0-)
sleep deprivation (Z72.820)
symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99) (from F51)
organic sleep disorders (G47.-) (from F51)

F51Sleep disorders not due to a substance or known physiological conditionHeader

F51.01Primary insomniaBillable
F51.02Adjustment insomniaBillable
F51.03Paradoxical insomniaBillable
F51.04Psychophysiologic insomniaBillable
F51.05Insomnia due to other mental disorderBillable
F51.09Other insomnia not due to a substance or known physiological conditionBillable

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