10ICD Code Hub

K31.A

Header — not billable

Gastric intestinal metaplasia

The ICD-10 code for gastric intestinal metaplasia is K31.A.

K31.A is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 3 more specific codes below.

Documentation support

General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.

Child codes under K31.A

Related codes in this category