Q25.42Billable
Hypoplasia of aorta
- Chapter
- 17. Congenital malformations, deformations and chromosomal abnormalities
- Category
- Q25
- Effective date
- October 1, 2026
Related codes in category Q25
Q25Congenital malformations of great arteriesQ25.0Patent ductus arteriosusYesQ25.1Coarctation of aortaYesQ25.2Atresia of aortaQ25.21Interruption of aortic archYesQ25.29Other atresia of aortaYesQ25.3Supravalvular aortic stenosisYesQ25.4Other congenital malformations of aortaQ25.40Congenital malformation of aorta unspecifiedYesQ25.41Absence and aplasia of aortaYesQ25.43Congenital aneurysm of aortaYesQ25.44Congenital dilation of aortaYes
Frequently asked questions
What is ICD-10 code Q25.42?
Q25.42 is an ICD-10-CM diagnosis code for Hypoplasia of aorta.
Is Q25.42 a billable code?
Yes. Q25.42 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is Q25.42 in?
Q25.42 falls under Chapter 17: Congenital malformations, deformations and chromosomal abnormalities.
When did Q25.42 become effective?
Q25.42 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to Q25.42?
Q25.42 belongs to category Q25, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.