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H70.212

Billable

Acute petrositis, left ear

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

What This Code Means

Acute infection and inflammation of the petrous bone (part of the temporal bone behind the ear) on the left side, typically occurring as a complication of middle ear infection.

Coding Tips

  • •Verify documentation specifies 'acute' presentation and confirms left ear laterality before assigning this code
  • •This code indicates a serious complication of otitis media; ensure the underlying ear infection is also documented and coded

Code Hierarchy

└H70Mastoiditis and related conditions└H70.2Petrositis└H70.21Acute petrositis└H70.212Acute petrositis, left ear
└H70.212Acute petrositis, left ear

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