AutoICD API

Q23.81

Billable

Bicuspid aortic valve

Bicuspid aortic valve

Coding Notes

Inclusion Terms

Alternative clinical terms for this condition

  • Congenital bicuspid aortic valve
  • Unicuspid (congenital) aortic valve (at birth)

Excludes 2

Conditions not included here, but the patient may have both

Code Also

A second code may be required; sequencing depends on circumstances

Related Codes(2)
Also Known As / Clinical Terms(30)
Frequently Asked Questions
What is the ICD-10 code for bicuspid aortic valve?

The ICD-10-CM code for bicuspid aortic valve is Q23.81. The full clinical description is "Bicuspid aortic valve". Q23.81 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code Q23.81 mean?

ICD-10-CM code Q23.81 represents “Bicuspid aortic valve”. It is classified under Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities and is a billable/specific code that can be used on a claim.

Is Q23.81 a billable code?

Yes, Q23.81 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is Q23.81 in?

Q23.81 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).

What are the UMLS CUIs for Q23.81?

Q23.81 is linked to 3 UMLS Concept Unique Identifiers: C0149630, C5926966, C5926967. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

How does Q23.81 relate to ICF functioning codes?

ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like bicuspid aortic valve affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.

What is the ICD-11 equivalent of Q23.81?

There is no direct ICD-11 mapping available for Q23.81 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.

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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.