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ICD-10-CM Current in FY 2027

H74.311

Ankylosis of ear ossicles, right ear

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where H74.311 sits in the official hierarchy. Each level is the code it is classified under.

  1. H74 Other disorders of middle ear mastoid
  2. H74.3 Other acquired abnormalities of ear ossicles
  3. H74.31 Parent Ankylosis of ear ossicles
  4. H74.311 This code Ankylosis of ear ossicles, right ear

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Excludes2

mastoiditis ( H70 .-)

Inherited from H74 — Other disorders of middle ear mastoid

Version History

How H74.311 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Ankylosis of ear ossicles, right ear

  2. FY 2026 Effective

    Unchanged

    Ankylosis of ear ossicles, right ear

Related Codes

Other codes under H74.31

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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