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ICD-10-CM Current in FY 2027

Q99.811

Usher syndrome, type 1

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

Hierarchy

Where Q99.811 sits in the official hierarchy. Each level is the code it is classified under.

  1. Q99 Other chromosome abnormalities, not elsewhere classified
  2. Q99.8 Other specified chromosome abnormalities
  3. Q99.81 Parent Usher syndrome
  4. Q99.811 This code Usher syndrome, type 1

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.

Use Additional Code

code to identify any auditory and visual manifestations

Inherited from Q99.81 — Usher syndrome

Version History

How Q99.811 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Usher syndrome, type 1

  2. FY 2026 Effective

    Unchanged

    Usher syndrome, type 1

Related Codes

Other codes under Q99.81

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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