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ICDMine.com › Browse ICD-10-CM Codes › Ch. 17: Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1) › Congenital malformations of the circulatory system (Q20-Q28) › Q23 Congenital malformations of aortic and mitral valves › Q23.0

Q23.0Congenital stenosis of aortic valve

ICD-10-CM billable/specific code — part of Congenital malformations of the circulatory system (Q20-Q28)

Code Details

BillableYes
ChapterChapter 17: Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
SectionCongenital malformations of the circulatory system (Q20-Q28)
Parent codeQ23 — Congenital malformations of aortic and mitral valves

Coding Notes

Inclusion Terms

  • Congenital aortic atresia
  • Congenital aortic stenosis NOS

Excludes1 (never code both together)

  • congenital stenosis of aortic valve in hypoplastic left heart syndrome (Q23.4)
  • congenital subaortic stenosis (Q24.4)
  • supravalvular aortic stenosis (congenital) (Q25.3)
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