K40.4
Header — not billableUnilateral inguinal hernia, with gangrene
The ICD-10 code for unilateral inguinal hernia, with gangrene is K40.4.
K40.4 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 2 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •Laterality-specific codes exist for this condition — confirm the affected side is documented.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- K40.0Bilateral inguinal hernia, with obstruction, without gangrenenon-billable header
- K40.1Bilateral inguinal hernia, with gangrenenon-billable header
- K40.2Bilateral inguinal hernia, without obstruction or gangrenenon-billable header
- K40.3Unilateral inguinal hernia, with obstruction, without gangrenenon-billable header
- K40.9Unilateral inguinal hernia, without obstruction or gangrenenon-billable header
- K40.4Unilateral inguinal hernia, with gangrenenon-billable header