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H71.22

Billable

Cholesteatoma of mastoid, left ear

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

What This Code Means

An abnormal skin growth in the mastoid bone on the left side, located behind the left ear, which can lead to serious complications if not treated.

Coding Tips

  • •Confirm left mastoid involvement in documentation before assigning this code
  • •Look for associated complications such as facial nerve involvement or intracranial extension

Code Hierarchy

└H71Cholesteatoma of middle ear└H71.2Cholesteatoma of mastoid└H71.22Cholesteatoma of mastoid, left ear
└H71.22Cholesteatoma of mastoid, left ear

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