ICD-10-CM > Q00-QA0 > Q50-Q56 > Q55 > Q55.6 Q55.6 Other congenital malformations of penis Non-Billable/Non-Specific Codes Q55.61Curvature of penis (lateral)Q55.62Hypoplasia of penisQ55.63Congenital torsion of penisQ55.64Hidden penisQ55.69Other congenital malformation of penis