K40.3

⚠ Non-billable (Header)

Unilateral inguinal hernia, with obstruction, without gangrene

Diseases of the digestive system (K00-K95)

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

Also Known As

Inguinal hernia (unilateral) causing obstruction without gangreneIncarcerated inguinal hernia (unilateral) without gangreneIrreducible inguinal hernia (unilateral) without gangreneStrangulated inguinal hernia (unilateral) without gangrene

✅ No additional coding notes for K40.3

Child Codes (2)

K40.30Unilateral inguinal hernia, with obstruction, without gangrene, not specified as recurrent✓ Billable K40.31Unilateral inguinal hernia, with obstruction, without gangrene, recurrent✓ Billable

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Code Information

CodeK40.3

BillableNo — Header code

ParentK40

CategoryDiseases of the digestive system (K00-K95)

Excludes10 rule(s)

Excludes20 note(s)

Child codes2

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)