H90.12 Conductive hearing loss, unilateral, left ear, with unrestricted hearing on the contralateral side

Billable ICD-10-CM code, FY2026.

Applies from H90 Conductive and sensorineural hearing loss

Excludes1 (never code together)

• deaf nonspeaking NEC (H91.3)
• deafness NOS (H91.9-)
• hearing loss NOS (H91.9-)
• noise-induced hearing loss (H83.3-)
• ototoxic hearing loss (H91.0-)
• sudden (idiopathic) hearing loss (H91.2-)

MS-DRG index

Defines the logic of DRG(s) 154-156 in MDC 03.

Approximate ICD-9-CM (GEMs)

• 389.01 Conductive hearing loss, external ear (approximate)
• 389.02 Conductive hearing loss, tympanic membrane (approximate)
• 389.03 Conductive hearing loss, middle ear (approximate)
• 389.04 Conductive hearing loss, inner ear (approximate)
• 389.05 Conductive hearing loss, unilateral (approximate)
• 389.08 Conductive hearing loss of combined types (approximate)

Code annotations containing back-references to H90.12

Back-references to H90

• Code Also: F80.4 Speech and language development delay due to hearing loss ("type of hearing loss (H90.-, H91.-)")
• Type 1 Excludes: H91 Other and unspecified hearing loss ("hearing loss as classified in H90.-")
• Type 1 Excludes: Q16 Congenital malformations of ear causing impairment of hearing ("congenital deafness (H90.-)")

Nearby codes

• H90 Conductive and sensorineural hearing loss
• H90.0 Conductive hearing loss, bilateral
• H90.1 Conductive hearing loss, unilateral with unrestricted hearing on the contralateral side
• H90.11 Conductive hearing loss, unilateral, right ear, with unrestricted hearing on the contralateral side
• H90.12 Conductive hearing loss, unilateral, left ear, with unrestricted hearing on the contralateral side (this code)
• H90.2 Conductive hearing loss, unspecified
• H90.3 Sensorineural hearing loss, bilateral
• H90.4 Sensorineural hearing loss, unilateral with unrestricted hearing on the contralateral side
• H90.41 Sensorineural hearing loss, unilateral, right ear, with unrestricted hearing on the contralateral side
• H90.42 Sensorineural hearing loss, unilateral, left ear, with unrestricted hearing on the contralateral side