ICD-10 Q27.3
Non-Billable HeaderArteriovenous malformation (peripheral)
About ICD-10-CM Q27.3
ICD-10-CM code Q27.3 represents Arteriovenous malformation (peripheral). This is a non-billable header code in the Congenital Malformations chapter (block Q27). The 2026 edition of ICD-10-CM Q27.3 became effective on October 1, 2025. Non-billable codes cannot be used as a primary or secondary diagnosis on a claim, use a more specific child code instead.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under Q27.3. Per CMS ICD-10-CM Tabular 2026.
- Arteriovenous aneurysm
Type 1 Excludes
Pure excludes, these codes can never be coded together with Q27.3. The conditions are mutually exclusive (e.g., congenital vs acquired forms).
- acquired arteriovenous aneurysm (I77.0)
Type 2 Excludes
Not included here, the excluded code is not part of Q27.3, but a patient may have both conditions at the same time. Both codes may be coded together when applicable.
- arteriovenous malformation of cerebral vessels (Q28.2)
- arteriovenous malformation of precerebral vessels (Q28.0)
Medicare LCD Coverage for Q27.3
Local Coverage Determinations (LCDs) from CMS MACs that list Q27.3 as a covered diagnosis.
This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing Q27.3.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but Q27.3 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with Q27.3
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Codes Adjacent To Q27.3
Other codes in section Q20-Q28 (Congenital malformations of the circulatory system).
ICD-10 Q27.3, Billing FAQ
Is ICD-10 code Q27.3 billable? +
No, Q27.3 is a non-billable header code. Use a more specific child code from block Q27 when submitting claims.
What other names or terms map to Q27.3? +
ICD-10 Q27.3 includes: Arteriovenous aneurysm.
What codes are Type 1 Excludes for Q27.3? +
Type 1 Excludes (never code together with Q27.3): acquired arteriovenous aneurysm (I77.0)
What codes are Type 2 Excludes for Q27.3? +
Type 2 Excludes (may be coded together when both conditions exist): arteriovenous malformation of cerebral vessels (Q28.2); arteriovenous malformation of precerebral vessels (Q28.0)
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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