ICD-10-CM > Q00-QA0 > Q10-Q18 > Q17 Q17 Other congenital malformations of ear Non-Billable/Non-Specific Type 1 Excludes congenital malformations of ear with impairment of hearing (Q16.0-Q16.9)preauricular sinus (Q18.1) Codes Q17.0Accessory auricleQ17.1MacrotiaQ17.2MicrotiaQ17.3Other misshapen earQ17.4Misplaced earQ17.5Prominent earQ17.8Other specified congenital malformations of earQ17.9Congenital malformation of ear, unspecified