K40.40

Unilateral inguinal hernia, with gangrene, not specified as recurrent

Billable code

This code does not map to a risk-adjusting HCC in the loaded models.

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

This code · K40.40
Synonyms

Inguinal hernia with gangrene NOS Unilateral inguinal hernia with gangrene NOS

Inherited from K40Inguinal hernia
Includes

bubonocele direct inguinal hernia double inguinal hernia indirect inguinal hernia inguinal hernia NOS oblique inguinal hernia scrotal hernia

Inherited from K40-K46Hernia
Includes

acquired hernia congenital [except diaphragmatic or hiatus] hernia recurrent hernia

Note

Hernia with both gangrene and obstruction is classified to hernia with gangrene.

Inherited from chapter 11Diseases of the digestive system
Excludes 2

certain conditions originating in the perinatal period (P04-P96) certain infectious and parasitic diseases (A00-B99) complications of pregnancy, childbirth and the puerperium (O00-O9A) congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) injury, poisoning and certain other consequences of external causes (S00-T88) neoplasms (C00-D49) symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Official Guidelines for K40.40

FY 2026 ›