Q27.33: Arteriovenous malformation of digestive system vessel
Q27.33, arteriovenous malformation of digestive system vessel, is listed as a covered diagnosis in 4 Medicare billing and coding articles that apply to 10 HCPCS Level II codes, including G0278 (Iliac and/or femoral artery angiography, non-selective…), Q5129 (Injection, bevacizumab-adcd (vegzelma), biosimilar, 10 mg), Q5126 (Injection, bevacizumab-maly, biosimilar, (alymsys), 10 mg). The articles come from 4 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 Q27.33 as a covered diagnosis
| Code | Description | Medicare coverage | DMEPOS fee 2026 (state range) | Articles listing it |
|---|---|---|---|---|
| G0278 | Iliac and/or femoral artery angiography, non-selective, bilateral or ipsilateral to catheter insertion, performed at the same time as cardiac catheterization and/or coronary angiography, includes positioning or placement of the catheter in the distal aorta or ipsilateral femoral or iliac artery, injection of dye, production of permanent images, and radiologic supervision and interpretation (list separately in addition to primary procedure) | Carrier judgment | — | 2 |
| Q5129 | Injection, bevacizumab-adcd (vegzelma), biosimilar, 10 mg | Carrier judgment | — | 1 |
| Q5126 | Injection, bevacizumab-maly, biosimilar, (alymsys), 10 mg | Carrier judgment | — | 1 |
| Q5118 | Injection, bevacizumab-bvzr, biosimilar, (zirabev), 10 mg | Carrier judgment | — | 1 |
| Q5107 | Injection, bevacizumab-awwb, biosimilar, (mvasi), 10 mg | Special coverage instructions apply | — | 1 |
| J9035 | Injection, bevacizumab, 10 mg | Carrier judgment | — | 1 |
| J3590 | Unclassified biologics | Carrier judgment | — | 1 |
| C9257 | Injection, bevacizumab, 0.25 mg | Special coverage instructions apply | — | 1 |
| Q5160 | Injection, bevacizumab-nwgd (jobevne), biosimilar, 10 mg | Carrier judgment | — | 1 |
| J0585 | Injection, onabotulinumtoxina, 1 unit | Special coverage instructions apply | — | 1 |
Medicare policy articles listing Q27.33
- A56682: Billing and Coding: Diagnostic Abdominal Aortography and Renal Angiography (Novitas Solutions, Inc. (MAC - Part A, MAC - Part B); 1 Level II codes). LCD with the same title: L35092
- A52370: Billing and Coding: Bevacizumab and biosimilars (Wellpoint Federal (MAC - Part A, MAC - Part B); 8 Level II codes)
- A56389: Billing and Coding: Upper Gastrointestinal Endoscopy and Visualization (Palmetto GBA (MAC - Part A, MAC - Part B); 1 Level II codes). LCD with the same title: L34434
- A57056: Billing and Coding: Aortography and Peripheral Angiography (First Coast Service Options, Inc. (MAC - Part A, MAC - Part B); 1 Level II codes). LCD with the same title: L36767
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)
- Q27.32 — Arteriovenous malformation of vessel of lower limb
- 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 Q27.33 (Arteriovenous malformation of digestive system vessel)?
Medicare covers items and services, not diagnoses. 4 Medicare billing and coding articles list Q27.33 as a covered diagnosis for 10 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 Q27.33?
The Level II codes from the policies most specific to this diagnosis are G0278 (Iliac and/or femoral artery angiography, non-selective…, 2 articles); Q5129 (Injection, bevacizumab-adcd (vegzelma), biosimilar, 10 mg, 1 article); Q5126 (Injection, bevacizumab-maly, biosimilar, (alymsys), 10 mg, 1 article); Q5118 (Injection, bevacizumab-bvzr, biosimilar, (zirabev), 10 mg, 1 article); Q5107 (Injection, bevacizumab-awwb, biosimilar, (mvasi), 10 mg, 1 article). Code choice depends on the item supplied; check each code's descriptor.
Which Medicare policy articles list Q27.33?
A56682 (Billing and Coding: Diagnostic Abdominal Aortography and Renal Angiography); A52370 (Billing and Coding: Bevacizumab and biosimilars); A56389 (Billing and Coding: Upper Gastrointestinal Endoscopy and Visualization), and 1 more article.
What is ICD-10-CM code Q27.33?
Q27.33 is the ICD-10-CM code for arteriovenous malformation of digestive system vessel, 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 G0278
- Watch G0278 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for G0278
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