| N99.51 | Complication of cystostomy | NON-BILLABLE CODE |
| N99.510 | Cystostomy hemorrhage | BILLABLE CODE |
| N99.511 | Cystostomy infection | BILLABLE CODE |
| N99.512 | Cystostomy malfunction | BILLABLE CODE |
| N99.518 | Other cystostomy complication | BILLABLE CODE |
| N99.52 | Complication of incontinent external stoma of urinary tract | NON-BILLABLE CODE |
| N99.520 | Hemorrhage of incontinent external stoma of urinary tract | BILLABLE CODE |
| N99.521 | Infection of incontinent external stoma of urinary tract | BILLABLE CODE |
| N99.522 | Malfunction of incontinent external stoma of urinary tract | BILLABLE CODE |
| N99.523 | Herniation of incontinent stoma of urinary tract | BILLABLE CODE |
| N99.524 | Stenosis of incontinent stoma of urinary tract | BILLABLE CODE |
| N99.528 | Other complication of incontinent external stoma of urinary tract | BILLABLE CODE |
| N99.53 | Complication of continent stoma of urinary tract | NON-BILLABLE CODE |
| N99.530 | Hemorrhage of continent stoma of urinary tract | BILLABLE CODE |
| N99.531 | Infection of continent stoma of urinary tract | BILLABLE CODE |
| N99.532 | Malfunction of continent stoma of urinary tract | BILLABLE CODE |
| N99.533 | Herniation of continent stoma of urinary tract | BILLABLE CODE |
| N99.534 | Stenosis of continent stoma of urinary tract | BILLABLE CODE |
| N99.538 | Other complication of continent stoma of urinary tract | BILLABLE CODE |
