Q27.32: Arteriovenous malformation of vessel of lower limb

Q27.32, arteriovenous malformation of vessel of lower limb, is listed as a covered diagnosis in 3 Medicare billing and coding articles that apply to 18 HCPCS Level II codes, including C8900 (Magnetic resonance angiography with contrast, abdomen), C8901 (Magnetic resonance angiography without contrast, abdomen), C8902 (Magnetic resonance angiography without contrast followed…). The articles come from 3 Medicare contractors. A listed diagnosis supports medical necessity only; coverage still depends on the LCD's criteria and on documentation in the medical record.

HCPCS Level II codes with Q27.32 as a covered diagnosis

Medicare policy articles listing Q27.32

• A56805: Billing and Coding: Magnetic Resonance Angiography (MRA) (Novitas Solutions, Inc. (MAC - Part A, MAC - Part B); 12 Level II codes). LCD with the same title: L33633, L34372, L34865
• A56747: Billing and Coding: Magnetic Resonance Angiography (MRA) (Wellpoint Federal (MAC - Part A, MAC - Part B); 18 Level II codes). LCD with the same title: L33633, L34372, L34865
• A56775: Billing and Coding: Magnetic Resonance Angiography (Palmetto GBA (MAC - Part A, MAC - Part B); 18 Level II codes). LCD with the same title: L34424

A diagnosis listed as covered in a billing and coding article supports medical necessity for the article's codes; it does not guarantee payment. Coverage depends on the LCD's criteria, the contractor's jurisdiction and documentation in the medical record.

Other Q27 diagnoses (Other congenital malformations of peripheral vascular system)

• Q27.33 — Arteriovenous malformation of digestive system vessel
• Q27.34 — Arteriovenous malformation of renal vessel
• Q27.39 — Arteriovenous malformation, other site
• Q27.1 — Congenital renal artery stenosis
• Q27.2 — Other congenital malformations of renal artery
• Q27.9 — Congenital malformation of peripheral vascular system, unspecified

Frequently asked questions

Does Medicare cover Q27.32 (Arteriovenous malformation of vessel of lower limb)?

Medicare covers items and services, not diagnoses. 3 Medicare billing and coding articles list Q27.32 as a covered diagnosis for 18 HCPCS Level II codes: the diagnosis can support medical necessity for those codes, but payment still depends on the LCD's coverage criteria and the medical record.

Which HCPCS codes can be billed with ICD-10 Q27.32?

The Level II codes from the policies most specific to this diagnosis are C8900 (Magnetic resonance angiography with contrast, abdomen, 3 articles); C8901 (Magnetic resonance angiography without contrast, abdomen, 3 articles); C8902 (Magnetic resonance angiography without contrast followed…, 3 articles); C8909 (Magnetic resonance angiography with contrast, chest…, 3 articles); C8910 (Magnetic resonance angiography without contrast, chest…, 3 articles). Code choice depends on the item supplied; check each code's descriptor.

Which Medicare policy articles list Q27.32?

A56805 (Billing and Coding: Magnetic Resonance Angiography (MRA)); A56747 (Billing and Coding: Magnetic Resonance Angiography (MRA)); A56775 (Billing and Coding: Magnetic Resonance Angiography).

What is ICD-10-CM code Q27.32?

Q27.32 is the ICD-10-CM code for arteriovenous malformation of vessel of lower limb, in category Q27 (Other congenital malformations of peripheral vascular system), chapter 17: Congenital malformations and chromosomal abnormalities.

Next steps

• Run a reimbursement report for a device billed under C8900
• Watch C8900 for fee, coverage and descriptor changes
• Build a full Medicare revenue model for C8900

Sources: CMS Medicare Coverage Database billing and coding articles (covered ICD-10 code lists and HCPCS links); ICD-10-CM FY2026; CMS HCPCS Level II release October 2026; CMS DMEPOS fee schedule 2026 (non-rural state fees). Not billing or legal advice.

Chapter 17: Congenital malformations and chromosomal abnormalities · All diagnoses · HCPCS lookup