Q24.6
BillableCongenital heart block
Congenital heart block
Coding Notes
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(8)
Q24.0Dextrocardia
Q24.1Levocardia
Q24.2Cor triatriatum
Q24.3Pulmonary infundibular stenosis
Q24.4Congenital subaortic stenosis
Q24.5Malformation of coronary vessels
Q24.8Other specified congenital malformations of heart
Q24.9Congenital malformation of heart, unspecified
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(42)
SNOMED CT
- CHB - Complete heart block27885002
- Complete atrioventricular block27885002
- Complete heart block27885002
- High grade atrioventricular block27885002
- Third degree atrioventricular block27885002
- Third degree heart block27885002
- Congenital heart block46619002
- Incomplete atrioventricular block195039008
- Incomplete heart block195039008
- Partial atrioventricular block195039008
- Partial heart block195039008
- Congenital complete atrioventricular heart block204383001
- Congenital incomplete AV block204384007
- Congenital incomplete atrioventricular heart block204384007
- Congenital conduction defect315027009
UMLS
Clinical Terms
- Complete heart block
- Third degree heart block
- Third degree atrioventricular block
- Familial congenital heart block
- Congenital heart block (disorder)
- Congenital incomplete atrioventricular heart block
- Incomplete atrioventricular block
- Congenital complete heart block
- Congenital incomplete AV block
- Heart block congenital
- Heart Block, Congenital
- High grade atrioventricular block
- Congenital conduction defect
- Partial heart block
- Incomplete heart block
- Partial atrioventricular block
- Complete atrioventricular block
- Congenital complete atrioventricular heart block
- CHB - Complete heart block
Frequently Asked Questions
What is the ICD-10 code for congenital heart block?
The ICD-10-CM code for congenital heart block is Q24.6. The full clinical description is "Congenital heart block". Q24.6 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code Q24.6 mean?
ICD-10-CM code Q24.6 represents “Congenital heart block”. 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 Q24.6 a billable code?
Yes, Q24.6 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is Q24.6 in?
Q24.6 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).
What codes cannot be used with Q24.6?
Q24.6 has Excludes1 notes indicating codes that cannot be used together with it, including: endocardial fibroelastosis (I42.4).
What SNOMED CT codes does Q24.6 map to?
Q24.6 maps to 6 SNOMED CT concepts: 27885002, 204383001, 315027009, 46619002, 204384007, and 1 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for Q24.6?
Q24.6 is linked to 1 UMLS Concept Unique Identifier: C0149530. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does Q24.6 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like congenital heart block 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 Q24.6?
Q24.6 maps to the ICD-11 code: LA8Y (Other specified structural developmental anomaly of heart or great vessels).
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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.