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ICD-10-CM Current in FY 2027

Q23.81

Bicuspid aortic valve

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

Hierarchy

Where Q23.81 sits in the official hierarchy. Each level is the code it is classified under.

  1. Q23 Congenital malformations of aortic and mitral valves
  2. Q23.8 Parent Other congenital malformations of aortic and mitral valves
  3. Q23.81 This code Bicuspid aortic valve

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files.

Inclusion Terms

Congenital bicuspid aortic valve

Inclusion Terms

Unicuspid (congenital) aortic valve (at birth)

Code Also

, if applicable, acquired aortic valve disorders, such as:

Code Also

aortic (valve) insufficiency (nonrheumatic) ( I35.1 )

Code Also

aortic (valve) stenosis (nonrheumatic) ( I35.0 )

Code Also

aortic (valve) stenosis with insufficiency (nonrheumatic) ( I35.2 )

Version History

How Q23.81 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Bicuspid aortic valve

  2. FY 2026 Effective

    Unchanged

    Bicuspid aortic valve

Related Codes

Other codes under Q23.8

Codes whose official notes reference Q23.81

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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