Billable / Specific Code
ICD-10-CM K40.40 is the diagnosis code for Unilateral inguinal hernia, with gangrene, not specified as recurrent. This code falls under the section "Hernia" within Chapter 11 — Diseases of the digestive system (K00-K95). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Understanding where K40.40 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, K40.40 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
K40.40 is the ICD-10-CM diagnosis code for "Unilateral inguinal hernia, with gangrene, not specified as recurrent". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of K40.40 is K40.4 ("Unilateral inguinal hernia, with gangrene"). K40.40 provides a more specific classification within this category.
K40.40 is located in Section K40-K46 — "Hernia" within Chapter 11 of the ICD-10-CM Tabular List.
K40.40 has 1918 sub-code(s) that provide more specific detail: A00, A01, A02, A03, A04 and more.
Use K40.40 when the patients documented diagnosis matches "Unilateral inguinal hernia, with gangrene, not specified as recurrent" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Unilateral inguinal hernia, with gangrene, not specified as recurrent is K40.40.
Yes, K40.40 can be used as a primary diagnosis code since it is billable and specific.
K40.40 is in Chapter 11 of the ICD-10-CM Tabular List.
Yes, K40.40 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.