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H71.20

H71.20: Cholesteatoma of mastoid, unspecified ear

Billable / specific codeICD-10-CMunspecified

H71.20 is a billable, specific ICD-10-CM code for cholesteatoma of mastoid, unspecified ear. It is valid for submission on a claim.

Check H71.20 with the rest of the claim: free scrubber

Excludes2 inherited from the categories above H71.20

Not part of this code, but both may be coded when both are present.

Written on H71: Cholesteatoma of middle ear

  • cholesteatoma of external ear (H60.4-)
  • recurrent cholesteatoma of postmastoidectomy cavity (H95.0-)

Risk adjustment

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

Medicare coverage

H71.20 is named in 1 Medicare coverage policy: 1 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56722Billing and Coding: Intraoperative Neurophysiological Testing

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under H71.2

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.