Q25.4
Other congenital malformations of aorta
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 1 never code together
Instructional notes
No further instructional notes apply.
Index entries leading here filed at null
No alphabetic index entry points at this code.
Alongside this code 9 same parent — Q25
Q25.0 Patent ductus arteriosus Q25.1 Coarctation of aorta Q25.2 Atresia of aorta category Q25.3 Supravalvular aortic stenosis Q25.5 Atresia of pulmonary artery Q25.6 Stenosis of pulmonary artery Q25.7 Other congenital malformations of pulmonary artery category Q25.8 Other congenital malformations of other great arteries Q25.9 Congenital malformation of great arteries, unspecified
Subordinate codes 10
Q25.40 Congenital malformation of aorta unspecified Q25.41 Absence and aplasia of aorta Q25.42 Hypoplasia of aorta Q25.43 Congenital aneurysm of aorta Q25.44 Congenital dilation of aorta Q25.45 Double aortic arch Q25.46 Tortuous aortic arch Q25.47 Right aortic arch Q25.48 Anomalous origin of subclavian artery Q25.49 Other congenital malformations of aorta
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.