Q24.8 – Other specified congenital malformations of heart
ICD-10-CM 2027 diagnosis code · Congenital malformations of the circulatory system
ICD-10-CM code
Q24.8
- Code
Q24.8(claims format:Q248)- Description
- Other specified congenital malformations of heart
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 17. Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
- Block
- Q20-Q28 Congenital malformations of the circulatory system
- Parent codes
- Q24
Notes for Q24.8
Applicable to:
- Congenital diverticulum of left ventricle
- Congenital malformation of myocardium
- Congenital malformation of pericardium
- Malposition of heart
- Uhl's disease
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Q24 – Other congenital malformations of heart
Excludes1 (not coded here):
- endocardial fibroelastosis (I42.4)
Index terms for Q24.8
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Ectocardia
- Hemicardia
- Chiari's, net
- Cyst, celomic
- Cordis ectopia
- Accessory, cusp
- Agenesis, heart
- Accessory, heart
- Distortion, heart
- Cyst, pericardial
- Fold, folds, heart
- Bifid, apex, heart
- Absence, pericardium
- Nondevelopment, heart
- Agenesis, pericardium
- Deformity, pericardium
- Ectopic, ectopia, heart
- Deformity, heart, valve
- Malformation, myocardium
- Disease, diseased, Uhl's
- Uhl's anomaly or disease
- Endocarditis, congenital
- Cardiomegaly, congenital
- Distortion, heart, valve
- Ectopic, ectopia, cordis
Related codes in Q24
- Q24.0 – DextrocardiaBillable
- Q24.1 – LevocardiaBillable
- Q24.2 – Cor triatriatumBillable
- Q24.3 – Pulmonary infundibular stenosisBillable
- Q24.4 – Congenital subaortic stenosisBillable
- Q24.5 – Malformation of coronary vesselsBillable
- Q24.6 – Congenital heart blockBillable
- Q24.9 – Congenital malformation of heart, unspecifiedBillable
Frequently asked questions
What is ICD-10 code Q24.8?
Q24.8 is the ICD-10-CM code for other specified congenital malformations of heart, in the block Q20-Q28 (Congenital malformations of the circulatory system).
Is Q24.8 a billable code?
Yes. Q24.8 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does Q24.8 belong to?
It belongs to category Q24 – Other congenital malformations of heart.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.