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H66.20

Billable

Chronic atticoantral suppurative otitis media, unspecified ear

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

What This Code Means

A long-term ear infection with pus involving the mastoid bone and upper ear canal, affecting an unspecified ear.

Coding Tips

  • •Atticoantral type is more severe than tubotympanic and involves mastoid air cells
  • •Query provider to determine laterality when not specified in documentation

Code Hierarchy

└H66Suppurative and unspecified otitis media└H66.2Chronic atticoantral suppurative otitis media└H66.20Chronic atticoantral suppurative otitis media, unspecified ear
└H66.20Chronic atticoantral suppurative otitis media, unspecified ear

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