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H66.3X9

H66.3X9: Other chronic suppurative otitis media, unspecified ear

Billable / specific codeICD-10-CMunspecified

H66.3X9 is a billable, specific ICD-10-CM code for other chronic suppurative otitis media, unspecified ear. It is valid for submission on a claim.

Check H66.3X9 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above H66.3X9

A category’s note binds every code beneath it.

Written on H66.3: Other chronic suppurative otitis media

  • tuberculous otitis media (A18.6)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under H66.3X

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.