Q27 — Other congenital malformations of peripheral vascular system

Not billable

Is Q27 billable?

No — Q27 is a non-billable header code. Q27 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 12 billable codes beneath Q27.

Billable codes under this header

Q27 at a glance

Code	Q27
Description	Other congenital malformations of peripheral vascular system
Billable	No — header code
Code set	ICD-10-CM FY2027
Valid for encounters	October 1, 2026 – September 30, 2027

Excludes2 — not included here

The conditions below are not part of Q27, but a patient may have both at the same time. When documentation supports it, Q27 and the excluded code may both be reported.

anomalies of cerebral and precerebral vessels (Q28.0-Q28.3)
anomalies of coronary vessels (Q24.5)
anomalies of pulmonary artery (Q25.5-Q25.7)
congenital retinal aneurysm (Q14.1)
hemangioma and lymphangioma (D18.-)

Excludes2 — not included here — inherited from Chapter 17

The conditions below are not part of Q27, but a patient may have both at the same time. When documentation supports it, Q27 and the excluded code may both be reported.

inborn errors of metabolism (E70-E88)

What codes fall under Q27? (7)

How long has Q27 existed?

Q27 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

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 Q27?

ICD-10-CM declares these codes mutually exclusive with Q27 — exactly one of each pair can be correct for a given encounter.