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H70.209

Billable

Unspecified petrositis, unspecified ear

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

What This Code Means

An inflammation of the petrous bone with unspecified location and unspecified acute or chronic status.

Coding Tips

  • •This is the least specific petrositis code; use only when laterality and acute/chronic status cannot be determined
  • •Make every effort to obtain clarification from the provider regarding ear involvement and disease duration

Code Hierarchy

└H70Mastoiditis and related conditions└H70.2Petrositis└H70.20Unspecified petrositis└H70.209Unspecified petrositis, unspecified ear
└H70.209Unspecified petrositis, unspecified ear

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