ICD-10-CM > Q00-QA0 > Q65-Q79 > Q79 > Q79.5 Q79.5 Other congenital malformations of abdominal wall Non-Billable/Non-Specific Type 1 Excludes umbilical hernia (K42.-) Codes Q79.51Congenital hernia of bladderQ79.59Other congenital malformations of abdominal wall