ICD-10-CM > K00-K95 > K40-K46 K40-K46 Hernia Notes Hernia with both gangrene and obstruction is classified to hernia with gangrene. Includes acquired herniacongenital [except diaphragmatic or hiatus] herniarecurrent hernia Codes K40Inguinal herniaK41Femoral herniaK42Umbilical herniaK43Ventral herniaK44Diaphragmatic herniaK45Other abdominal herniaK46Unspecified abdominal hernia