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F51.3

Billable

Sleepwalking [somnambulism]

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

A sleep disorder where a person walks, talks, or performs complex activities while asleep without being aware of it.

Coding Tips

  • •Document whether episodes occur during NREM or REM sleep if specified
  • •Note frequency and any injuries or safety concerns during episodes

Code Hierarchy

└F51Sleep disorders not due to a substance or known physiological condition└F51.3Sleepwalking [somnambulism]
└F51.3Sleepwalking [somnambulism]

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