Q27.33 — Arteriovenous malformation of digestive system vessel
Q27.33 is a billable, specific ICD-10-CM code for arteriovenous malformation of digestive system vessel. It is valid for submission on a claim.
Risk adjustment
Q27.33 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Medicare coverage
Q27.33 is named in 9 Medicare coverage policies — 9 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A52370Billing and Coding: Bevacizumab and biosimilars
- A54111Billing and Coding: Speech Language Pathology (SLP) Services: Communication Disorders
- A56389Billing and Coding: Upper Gastrointestinal Endoscopy and Visualization
- A56421Billing and Coding: CT of the Abdomen and Pelvis
How Q27.33 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to Q27.33.
- Anomaly, anomalous›arteriovenous NEC›gastrointestinal
- Malformation›arteriovenous, aneurysmatic›peripheral›digestive system›congenital
Related codes at this level
Codes that share Q27.3. If Q27.33 is not quite right, the correct code is usually one of these.
Questions about Q27.33
- Is Q27.33 a billable ICD-10-CM code?
- Yes. Q27.33 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does Q27.33 sit in the tabular list?
- Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0), in the block Congenital malformations of the circulatory system (Q20-Q28).