N99.51Non-Billable (Header)Complication of cystostomyChild CodesN99.510Cystostomy hemorrhageN99.511Cystostomy infectionN99.512Cystostomy malfunctionN99.518Other cystostomy complicationCode Hierarchy└N99Intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classified└N99.5Complications of stoma of urinary tract└N99.51Complication of cystostomy└N99.51Complication of cystostomy