Q23.0
BillableCongenital stenosis of aortic valve
Congenital stenosis of aortic valve
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Congenital aortic atresia
- Congenital aortic stenosis NOS
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
Related Codes(6)
Q23.1Congenital insufficiency of aortic valve
Q23.2Congenital mitral stenosis
Q23.3Congenital mitral insufficiency
Q23.4Hypoplastic left heart syndrome
Q23.8Other congenital malformations of aortic and mitral valves
Q23.9Congenital malformation of aortic and mitral valves, unsp
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(57)
SNOMED CT
- Congenital aortic stenosis18546004
- Congenital stenosis of aortic valve18546004
- Nodular calcific aortic valve stenosis19833008
- Aortic valve atresia51442005
- Congenital atresia of aortic valve51442005
- Imperforate aortic valve51442005
- Calcific aortic stenosis - bicuspid valve233862006
- Calcific congenital aortic stenosis233862006
- Aortic valve calcification250978003
- Calcified aortic valve250978003
- Solitary pulmonary trunk with aortic atresia253304007
UMLS
- Aortic stenosis congenitalC0265890
- Congenital aortic stenosisC0265890
- Congenital aortic stenosis NOSC0265890
- Congenital narrowed aortaC0265890
- Congenital stenosis of aortaC0265890
- Congenital stenosis of aorta (disorder)C0265890
- Congenital stricture of aortaC0265890
- aortic stenosis congenitalC0265890
- congenital aortic stenosisC0265890
- Aortic valve stenosis congenitalC0152417
- Congenital Aortic Valve StenosisC0152417
- Congenital aortic valve stenosisC0152417
- Congenital stenosis of aortic valveC0152417
- Congenital stenosis of aortic valve (disorder)C0152417
- congenital aortic valve stenosisC0152417
- congenital stenosis aortic valveC0152417
- Atresia of aortaC0265889
- Congenital aortic atresiaC0265889
- Congenital atresia of aortaC0265889
- Congenital atresia of aorta (disorder)C0265889
- Imperforate aortaC0265889
Clinical Terms
- congenital stenosis aortic valve
- Congenital Aortic Valve Stenosis
- Aortic valve atresia
- Congenital stenosis of aorta (disorder)
- Congenital aortic stenosis NOS
- Congenital stenosis of aortic valve (disorder)
- Congenital atresia of aorta
- Congenital aortic atresia
- Aortic valve calcification
- Congenital atresia of aortic valve
- Congenital stricture of aorta
- Congenital narrowed aorta
- Congenital atresia of aorta (disorder)
- Aortic stenosis congenital
- Nodular calcific aortic valve stenosis
- congenital aortic stenosis
- Atresia of aorta
- Calcific aortic stenosis - bicuspid valve
- Solitary pulmonary trunk with aortic atresia
- Imperforate aortic valve
- Calcified aortic valve
- Congenital stenosis of aorta
- Aortic valve stenosis congenital
- Imperforate aorta
- Calcific congenital aortic stenosis
Frequently Asked Questions
What is the ICD-10 code for congenital stenosis of aortic valve?
The ICD-10-CM code for congenital stenosis of aortic valve is Q23.0. The full clinical description is "Congenital stenosis of aortic valve". Q23.0 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code Q23.0 mean?
ICD-10-CM code Q23.0 represents “Congenital stenosis of 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 Q23.0 a billable code?
Yes, Q23.0 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is Q23.0 in?
Q23.0 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).
What codes cannot be used with Q23.0?
Q23.0 has Excludes1 notes indicating codes that cannot be used together with it, including: congenital stenosis of aortic valve in hypoplastic left heart syndrome (Q23.4); congenital subaortic stenosis (Q24.4); supravalvular aortic stenosis (congenital) (Q25.3).
What SNOMED CT codes does Q23.0 map to?
Q23.0 maps to 6 SNOMED CT concepts: 51442005, 250978003, 233862006, 18546004, 19833008, and 1 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for Q23.0?
Q23.0 is linked to 3 UMLS Concept Unique Identifiers: C0265890, C0152417, C0265889. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does Q23.0 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like congenital stenosis of 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 Q23.0?
Q23.0 maps to the ICD-11 code: LA8A.20 (Congenital aortic valvar stenosis).
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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.