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H81.21

Billable

Vestibular neuronitis, right ear

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

What This Code Means

Inflammation of the vestibular nerve on the right side, causing dizziness and balance disturbances.

Coding Tips

  • •This code specifies right ear involvement; ensure documentation clearly indicates right-sided symptoms
  • •Often associated with nausea, vomiting, and nystagmus (involuntary eye movements)

Code Hierarchy

└H81Disorders of vestibular function└H81.2Vestibular neuronitis└H81.21Vestibular neuronitis, right ear
└H81.21Vestibular neuronitis, right ear

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