ICD-10-CM · Chapter 11 · K00–K95

K31.81

Angiodysplasia of stomach and duodenum

Diseases of the digestive system

Heads up:this is a parent code. It's typically not directly billable — you need to drill down to a more specific child code (one with additional digits) to use on a claim.

Quick facts

Code: K31.81
Type: Category / header (non-billable)
ICD-10-CM chapter: Chapter 11 — Diseases of the digestive system
Category: K31 — Other diseases of stomach and duodenum
Specificity: 5 characters

How coders use this code

ICD-10-CM K31.81 is a category (header) for angiodysplasia of stomach and duodenum. It is generally not reported directly on a claim — coders drill down to a more specific child code (one with additional characters) that matches the documentation. Use the related codes below to find the billable code that fits, and verify against the annual NCHS/CMS guidelines.

Related codes in K31

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