K31.4
K31.4: Gastric diverticulum
Billable / specific codeICD-10-CM
K31.4 is a billable, specific ICD-10-CM code for gastric diverticulum. It is valid for submission on a claim.
Check K31.4 with the rest of the claim: free scrubberExcludes1: never code together
These conditions cannot occur together. Billing both on the same encounter is a denial.
- congenital diverticulum of stomach (Q40.2)
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Medicare coverage
K31.4 is named in 4 Medicare coverage policies: 4 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.
- A56389Billing and Coding: Upper Gastrointestinal Endoscopy and Visualization
- A56421Billing and Coding: CT of the Abdomen and Pelvis
- A57063Billing and Coding: Diagnostic and Therapeutic Esophagogastroduodenoscopy
- A57414Billing and Coding: Upper Gastrointestinal Endoscopy (Diagnostic and Therapeutic)
Alphabetic index entries that lead here
- Diverticulum, diverticula›cardia(stomach)
- Diverticulum, diverticula›gastric
- Diverticulum, diverticula›stomach(acquired)
- Pouch›gastric
Code history
Unchanged in every release from FY2024 to FY2027.
Other codes under K31
- K31.0Acute dilatation of stomach
- K31.1Adult hypertrophic pyloric stenosis
- K31.BHypertrophic pyloric stenosis, in childhood
- K31.2Hourglass stricture and stenosis of stomach
- K31.3Pylorospasm, not elsewhere classified
- K31.5Obstruction of duodenum
- K31.6Fistula of stomach and duodenum
- K31.7Polyp of stomach and duodenum
- K31.8Other specified diseases of stomach and duodenum
- K31.9Disease of stomach and duodenum, unspecified
- K31.AGastric intestinal metaplasia