K31
Non-Billable
ChapterK00–K95
Rankcategory
Description
Other diseases of stomach and duodenum
About ICD-10-CM code K31
The ICD-10-CM tabular list places Other diseases of stomach and duodenum at code K31, inside K00-K95 Diseases of the Digestive System, within Diseases of esophagus, stomach and duodenum (K20-K31). You should not submit this code on claims since it lacks billing specificity, use a child code.
Use a more specific code (9 billable, 2 non-billable)
K31.0Acute dilatation of stomachK31.1Adult hypertrophic pyloric stenosisK31.2Hourglass stricture and stenosis of stomachK31.3Pylorospasm, not elsewhere classifiedK31.4Gastric diverticulumK31.5Obstruction of duodenumK31.6Fistula of stomach and duodenumK31.7Polyp of stomach and duodenumK31.8Other specified diseases of stomach and duodenumhas subcodesK31.9Disease of stomach and duodenum, unspecifiedK31.AGastric intestinal metaplasiahas subcodes
Metadata & Insights
- •Non-billable category (requires more specific sub-code).
- •Chapter 11: Diseases of the Digestive System (K00-K95).
CH11 Parent Instructions
Excludes2(Not included here. Code separately if applicable.)
K20-K31 Parent Instructions
Excludes2(Not included here. Code separately if applicable.)
Clinical Hierarchy
BillableHas subcodes
Applicable Ancestor Context
The following parent sections contain instructions or notes that apply to K31:
MS-DRG Classification
No direct MS-DRG triggers identified.
Cross Reference
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