| Code | Description |
| K57.10 | Diverticulosis of small intestine without perforation or abscess without bleeding |
| K57.11 | Diverticulosis of small intestine without perforation or abscess with bleeding |
| K57.30 | Diverticulosis of large intestine without perforation or abscess without bleeding |
| K57.31 | Diverticulosis of large intestine without perforation or abscess with bleeding |
| K57.50 | Diverticulosis of both small and large intestine without perforation or abscess without bleeding |
| K57.51 | Diverticulosis of both small and large intestine without perforation or abscess with bleeding |
| K57.90 | Diverticulosis of intestine, part unspecified, without perforation or abscess without bleeding |
| K57.91 | Diverticulosis of intestine, part unspecified, without perforation or abscess with bleeding |