Q25.4 — Other congenital malformations of aorta

Not billable

Is Q25.4 billable?

No — Q25.4 is a non-billable header code. Q25.4 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 10 billable codes beneath Q25.4.

Billable codes under this header

Q25.4 at a glance

Code	Q25.4
Description	Other congenital malformations of aorta
Billable	No — header code
Code set	ICD-10-CM FY2027
Valid for encounters	October 1, 2026 – September 30, 2027

Excludes1 — never code together

The conditions below can never be reported together with Q25.4 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

hypoplasia of aorta in hypoplastic left heart syndrome (Q23.4)

Excludes2 — not included here — inherited from Chapter 17

The conditions below are not part of Q25.4, but a patient may have both at the same time. When documentation supports it, Q25.4 and the excluded code may both be reported.

inborn errors of metabolism (E70-E88)

What codes fall under Q25.4? (10)

How long has Q25.4 existed?

Q25.4 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

FY2018: Q25.4 stopped being billable

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.

Which codes are confused with Q25.4?

ICD-10-CM declares these codes mutually exclusive with Q25.4 — exactly one of each pair can be correct for a given encounter.

vs Q23.4Hypoplastic left heart syndrome