Is K31.4 a billable ICD-10 code?

Yes. K31.4 (Gastric diverticulum) is billable and can be used for insurance claims. Always verify payer-specific requirements.

K31.4 ✓ Billable

Gastric diverticulum

Q: What is ICD-10 code K31.4?

ICD-10-CM code K31.4 stands for "Gastric diverticulum". It is a billable code in the Diseases of the Digestive System chapter, effective FY2026 (Oct 1, 2025 – Sep 30, 2026).

ICD-10-CM · FY2026 · Diseases of the Digestive System

Code

K31.4

System

ICD-10-CM

Billable

Yes — valid for submission

Effective

FY2026

Chapter

Diseases of the Digestive System

Source

CMS / CDC NCHS

⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.

Frequently asked questions

What is ICD-10 code K31.4?

ICD-10-CM code K31.4 represents Gastric diverticulum. It is a billable diagnosis code in the Diseases of the Digestive System chapter, effective October 1, 2025 – September 30, 2026.

Is K31.4 billable?

Yes. K31.4 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.

What chapter is K31.4 in?

K31.4 belongs to the Diseases of the Digestive System chapter (K00–K95) of ICD-10-CM.

Related codes in the K31 category

K31 Other diseases of stomach and duodenum Non-billable K31.0 Acute dilatation of stomach Billable K31.1 Adult hypertrophic pyloric stenosis Billable K31.2 Hourglass stricture and stenosis of stomach Billable K31.3 Pylorospasm, not elsewhere classified Billable K31.5 Obstruction of duodenum Billable K31.6 Fistula of stomach and duodenum Billable K31.7 Polyp of stomach and duodenum Billable

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