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H66.21

Billable

Chronic atticoantral suppurative otitis media, right 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 the right ear.

Coding Tips

  • •Atticoantral disease typically has more serious complications than tubotympanic disease
  • •Confirm chronic status and right ear involvement in the clinical documentation

Code Hierarchy

└H66Suppurative and unspecified otitis media└H66.2Chronic atticoantral suppurative otitis media└H66.21Chronic atticoantral suppurative otitis media, right ear
└H66.21Chronic atticoantral suppurative otitis media, right ear

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