Skip to main content

Q27.3 vs Q28.2

Q27.3 (Arteriovenous malformation (peripheral)) compared with Q28.2 (Arteriovenous malformation of cerebral vessels), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Can these codes be reported together?

Yes, when both are documented. Q27.3 carries an Excludes2 note covering Q28.2: “arteriovenous malformation of cerebral vessels (Q28.2)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

Q27.3Arteriovenous malformation (peripheral)Q28.2Arteriovenous malformation of cerebral vessels
Billing statusNon-billable header

Report instead: Q27.30, Q27.31, Q27.32, Q27.33, Q27.34

Billable
ClassificationQ00-Q99 — Congenital Malformations, Deformations and Chromosomal Abnormalities (Q00-Q99)Q00-Q99 — Congenital Malformations, Deformations and Chromosomal Abnormalities (Q00-Q99)
DefinitionArteriovenous malformation (peripheral) is a non-billable ICD-10-CM category code (Q27.3).Arteriovenous malformation of cerebral vessels is a billable ICD-10-CM diagnosis code (Q28.2).
Includes
Arteriovenous aneurysm
Arteriovenous malformation of brain NOS
Congenital arteriovenous cerebral aneurysm (nonruptured)

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources