H90.A1 Conductive hearing loss, unilateral, with restricted hearing on the contralateral side

Non-billable header with 2 child codes.

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-)

Codes under H90.A1

• H90.A11 Conductive hearing loss, unilateral, right ear with restricted hearing on the contralateral side
• H90.A12 Conductive hearing loss, unilateral, left ear with restricted hearing on the contralateral side

Code annotations containing back-references to H90.A1

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.-)")

Diagnosis Index entries for H90.A1

• Loss (of) › hearing › conductive › unilateral › with › restricted hearing on the contralateral side

Nearby codes

• H90.7 Mixed conductive and sensorineural hearing loss, unilateral with unrestricted hearing on the contralateral side
• H90.71 Mixed conductive and sensorineural hearing loss, unilateral, right ear, with unrestricted hearing on the contralateral side
• H90.72 Mixed conductive and sensorineural hearing loss, unilateral, left ear, with unrestricted hearing on the contralateral side
• H90.8 Mixed conductive and sensorineural hearing loss, unspecified
• H90.A Conductive and sensorineural hearing loss with restricted hearing on the contralateral side
• H90.A1 Conductive hearing loss, unilateral, with restricted hearing on the contralateral side (this code)
• H90.A11 Conductive hearing loss, unilateral, right ear with restricted hearing on the contralateral side
• H90.A12 Conductive hearing loss, unilateral, left ear with restricted hearing on the contralateral side
• H90.A2 Sensorineural hearing loss, unilateral, with restricted hearing on the contralateral side
• H90.A21 Sensorineural hearing loss, unilateral, right ear, with restricted hearing on the contralateral side
• H90.A22 Sensorineural hearing loss, unilateral, left ear, with restricted hearing on the contralateral side