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K29.0

⚠ Non-billable (Header)

Acute gastritis

Diseases of the digestive system (K00-K95)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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📋 Code Instructions

  • • code to identify:
  • • alcohol abuse and dependence (F10.-)

❌ Excludes1

direct

Cannot be coded with K29.0

  • • erosion (acute) of stomach (K25.-)

❌ Excludes1

inherited from K29

Rules from parent category K29: Gastritis and duodenitis

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

Child Codes (2)

K29.00Acute gastritis without bleedingK29.01Acute gastritis with bleeding

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Code Information

CodeK29.0
BillableNo — Header code
ParentK29
CategoryDiseases of the digestive system (K00-K95)
Excludes13 rule(s)
Excludes20 note(s)
Child codes2

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)