All ICD10 Codes

K31.A

Non-Billable
ChapterK00–K95
Ranksubcategory
Official Description

Gastric intestinal metaplasia

Use a more specific code (1 billable, 2 non-billable)
K31.A0Gastric intestinal metaplasia, unspecifiedK31.A1Gastric intestinal metaplasia without dysplasiahas subcodesK31.A2Gastric intestinal metaplasia with dysplasiahas subcodes
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 11: Diseases of the Digestive System (K00-K95).
General instructions are available for the parent sections:
View CH11 NotesView K20-K31 NotesView K31 Notes

Clinical Hierarchy

BillableHas subcodes
CH11Diseases of the digestive system (K00-K95)
K20-K31Diseases of esophagus, stomach and duodenum (K20-K31)
K31Other diseases of stomach and duodenum
K31.AGastric intestinal metaplasiaNot billable
K31.A0Gastric intestinal metaplasia, unspecifiedBillable
K31.A1Gastric intestinal metaplasia without dysplasiaSubcodes
K31.A2Gastric intestinal metaplasia with dysplasiaSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to K31.A:

categoryK31
Other diseases of stomach and duodenum
View context instructions
blockK20-K31
Diseases of esophagus, stomach and duodenum (K20-K31)
View context instructions
chapterCH11
Diseases of the digestive system (K00-K95)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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