K29

Non-billable

Gastritis and duodenitis

K29 is the ICD-10-CM code for Gastritis and duodenitis. It is a non-billable category code — use a more specific child code such as K29.0 for billing.

Status
Header (non-billable)
Chapter
K00-K95
Subcodes
9
Edition
FY2026

K00-K95 Diseases of the digestive system

Excludes1 — not coded here

  • eosinophilic gastritis or gastroenteritis (K52.81)
  • Zollinger-Ellison syndrome (E16.4)

Frequently asked questions

What is ICD-10 code K29?
K29 is the ICD-10-CM code for "Gastritis and duodenitis". It falls under K00-K95 Diseases of the digestive system.
Is K29 a billable code?
No — K29 is a non-billable header code. Use a more specific child code (such as K29.0) for billing.
What are the subcodes of K29?
K29 has 9 more specific child codes, including K29.0, K29.2, K29.3.
What is excluded from K29?
Excludes1 (not coded here): eosinophilic gastritis or gastroenteritis (K52.81); Zollinger-Ellison syndrome (E16.4).

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

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