Get started free

K31.A

Non-billable

Gastric intestinal metaplasia

K31.A is the ICD-10-CM code for Gastric intestinal metaplasia. It is a non-billable category code — use a more specific child code such as K31.A0 for billing.

Status
Header (non-billable)
Chapter
K00-K95
Parent
K31
Subcodes
3
Edition
FY2026

K00-K95 Diseases of the digestive system

ShareEmailTextWhatsAppXFacebook
No additional coding notes for this code.

Medications indicated for this condition

FDA labeling

Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.

Conditions mapped to this code

MedlinePlus · NIH
Stomach Disorders

Plain-language health-topic references grounded in MedlinePlus (NIH/NLM).

Frequently asked questions

What is ICD-10 code K31.A?
K31.A is the ICD-10-CM code for "Gastric intestinal metaplasia". It falls under K00-K95 Diseases of the digestive system.
Is K31.A a billable code?
No — K31.A is a non-billable header code. Use a more specific child code (such as K31.A0) for billing.
What are the subcodes of K31.A?
K31.A has 3 more specific child codes, including K31.A0, K31.A1, K31.A2.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

Look up another ICD-10 code or condition

Powered by Eleplan

Free ICD-10 lookup is just the start. Eleplan keeps the whole care plan in one place.

Diagnoses, medications, documents, appointments, and the whole care team — organized and always in sync, with Ellie, your AI care assistant, on top of it. Free to start.

Get started freeSee how Eleplan works →