| K40 | Inguinal hernia |
| K40.0 | Bilateral inguinal hernia, with obstruction, without gangrene |
| K40.00 | Bilateral inguinal hernia, with obstruction, without gangrene, not specified as recurrent |
| K40.01 | Bilateral inguinal hernia, with obstruction, without gangrene, recurrent |
| K40.1 | Bilateral inguinal hernia, with gangrene |
| K40.10 | Bilateral inguinal hernia, with gangrene, not specified as recurrent |
| K40.11 | Bilateral inguinal hernia, with gangrene, recurrent |
| K40.2 | Bilateral inguinal hernia, without obstruction or gangrene |
| K40.20 | Bilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent |
| K40.21 | Bilateral inguinal hernia, without obstruction or gangrene, recurrent |
| K40.3 | Unilateral inguinal hernia, with obstruction, without gangrene |
| K40.30 | Unilateral inguinal hernia, with obstruction, without gangrene, not specified as recurrent |
| K40.31 | Unilateral inguinal hernia, with obstruction, without gangrene, recurrent |
| K40.4 | Unilateral inguinal hernia, with gangrene |
| K40.40 | Unilateral inguinal hernia, with gangrene, not specified as recurrent |
| K40.41 | Unilateral inguinal hernia, with gangrene, recurrent |
| K40.9 | Unilateral inguinal hernia, without obstruction or gangrene |
| K40.90 | Unilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent |
| K40.91 | Unilateral inguinal hernia, without obstruction or gangrene, recurrent |
| K41 | Femoral hernia |
| K41.0 | Bilateral femoral hernia, with obstruction, without gangrene |
| K41.00 | Bilateral femoral hernia, with obstruction, without gangrene, not specified as recurrent |
| K41.01 | Bilateral femoral hernia, with obstruction, without gangrene, recurrent |
| K41.1 | Bilateral femoral hernia, with gangrene |
| K41.10 | Bilateral femoral hernia, with gangrene, not specified as recurrent |
| K41.11 | Bilateral femoral hernia, with gangrene, recurrent |
| K41.2 | Bilateral femoral hernia, without obstruction or gangrene |
| K41.20 | Bilateral femoral hernia, without obstruction or gangrene, not specified as recurrent |
| K41.21 | Bilateral femoral hernia, without obstruction or gangrene, recurrent |
| K41.3 | Unilateral femoral hernia, with obstruction, without gangrene |
| K41.30 | Unilateral femoral hernia, with obstruction, without gangrene, not specified as recurrent |
| K41.31 | Unilateral femoral hernia, with obstruction, without gangrene, recurrent |
| K41.4 | Unilateral femoral hernia, with gangrene |
| K41.40 | Unilateral femoral hernia, with gangrene, not specified as recurrent |
| K41.41 | Unilateral femoral hernia, with gangrene, recurrent |
| K41.9 | Unilateral femoral hernia, without obstruction or gangrene |
| K41.90 | Unilateral femoral hernia, without obstruction or gangrene, not specified as recurrent |
| K41.91 | Unilateral femoral hernia, without obstruction or gangrene, recurrent |
| K42 | Umbilical hernia |
| K42.0 | Umbilical hernia with obstruction, without gangrene |
| K42.1 | Umbilical hernia with gangrene |
| K42.9 | Umbilical hernia without obstruction or gangrene |
| K43 | Ventral hernia |
| K43.0 | Incisional hernia with obstruction, without gangrene |
| K43.1 | Incisional hernia with gangrene |
| K43.2 | Incisional hernia without obstruction or gangrene |
| K43.3 | Parastomal hernia with obstruction, without gangrene |
| K43.4 | Parastomal hernia with gangrene |
| K43.5 | Parastomal hernia without obstruction or gangrene |
| K43.6 | Other and unspecified ventral hernia with obstruction, without gangrene |
| K43.7 | Other and unspecified ventral hernia with gangrene |
| K43.9 | Ventral hernia without obstruction or gangrene |
| K44 | Diaphragmatic hernia |
| K44.0 | Diaphragmatic hernia with obstruction, without gangrene |
| K44.1 | Diaphragmatic hernia with gangrene |
| K44.9 | Diaphragmatic hernia without obstruction or gangrene |
| K45 | Other abdominal hernia |
| K45.0 | Other specified abdominal hernia with obstruction, without gangrene |
| K45.1 | Other specified abdominal hernia with gangrene |
| K45.8 | Other specified abdominal hernia without obstruction or gangrene |
| K46 | Unspecified abdominal hernia |
| K46.0 | Unspecified abdominal hernia with obstruction, without gangrene |
| K46.1 | Unspecified abdominal hernia with gangrene |
| K46.9 | Unspecified abdominal hernia without obstruction or gangrene |