| K94 | Complications of artificial openings of the digestive system | NON-BILLABLE CODE |
| K94.0 | Colostomy complications | NON-BILLABLE CODE |
| K94.00 | Colostomy complication, unspecified | BILLABLE CODE |
| K94.01 | Colostomy hemorrhage | BILLABLE CODE |
| K94.02 | Colostomy infection | BILLABLE CODE |
| K94.03 | Colostomy malfunction | BILLABLE CODE |
| K94.09 | Other complications of colostomy | BILLABLE CODE |
| K94.1 | Enterostomy complications | NON-BILLABLE CODE |
| K94.10 | Enterostomy complication, unspecified | BILLABLE CODE |
| K94.11 | Enterostomy hemorrhage | BILLABLE CODE |
| K94.12 | Enterostomy infection | BILLABLE CODE |
| K94.13 | Enterostomy malfunction | BILLABLE CODE |
| K94.19 | Other complications of enterostomy | BILLABLE CODE |
| K94.2 | Gastrostomy complications | NON-BILLABLE CODE |
| K94.20 | Gastrostomy complication, unspecified | BILLABLE CODE |
| K94.21 | Gastrostomy hemorrhage | BILLABLE CODE |
| K94.22 | Gastrostomy infection | BILLABLE CODE |
| K94.23 | Gastrostomy malfunction | BILLABLE CODE |
| K94.29 | Other complications of gastrostomy | BILLABLE CODE |
| K94.3 | Esophagostomy complications | NON-BILLABLE CODE |
| K94.30 | Esophagostomy complications, unspecified | BILLABLE CODE |
| K94.32 | Esophagostomy infection | BILLABLE CODE |
| K94.33 | Esophagostomy malfunction | BILLABLE CODE |
| K94.39 | Other complications of esophagostomy | BILLABLE CODE |
