Q24

Non-billable

Other congenital malformations of heart

Q24 is the ICD-10-CM code for Other congenital malformations of heart. It is a non-billable category code — use a more specific child code such as Q24.0 for billing.

Status
Header (non-billable)
Chapter
Q00-Q99
Subcodes
9
Edition
FY2026

Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities

What this means — in plain language

MedlinePlus · NIH

What are congenital heart defects? Congenital heart defects (CHDs) are problems with the structure of the heart. "Congenital" means that that the problems are present at birth. These defects happen when a fetus's heart doesn't develop normally during pregnancy. Congenital heart defects are the most common type of birth defect . Congenital heart defects can change the way the heart pumps blood. They may make blood…

Read more about Congenital Heart Defects at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Excludes1 — not coded here

  • endocardial fibroelastosis (I42.4)

Frequently asked questions

What is ICD-10 code Q24?
Q24 is the ICD-10-CM code for "Other congenital malformations of heart". It falls under Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities.
Is Q24 a billable code?
No — Q24 is a non-billable header code. Use a more specific child code (such as Q24.0) for billing.
What are the subcodes of Q24?
Q24 has 9 more specific child codes, including Q24.0, Q24.1, Q24.2.
What is excluded from Q24?
Excludes1 (not coded here): endocardial fibroelastosis (I42.4).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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