Q16: Congenital malformations of ear causing impairment of hearing

Codes under Q16 (Congenital malformations of ear causing impairment of hearing). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
Q16.0	Congenital absence of (ear) auricle	✓
Q16.1	Congenital absence, atresia and stricture of auditory canal (external)	✓
Q16.2	Absence of eustachian tube	✓
Q16.3	Congenital malformation of ear ossicles	✓
Q16.4	Other congenital malformations of middle ear	✓
Q16.5	Congenital malformation of inner ear	✓
Q16.9	Congenital malformation of ear causing impairment of hearing, unspecified	✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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