H90.A1

Conductive hearing loss, unilateral, with restricted hearing on the contralateral side

Non-billable header

H90.A1 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Note: Use an external cause code following the code for the ear condition, if applicable, to identify the cause of the ear condition

Not coded here — never report together with this code.

deaf nonspeaking NEC (H91.3) (from H90)
deafness NOS (H91.9-) (from H90)
hearing loss NOS (H91.9-) (from H90)
noise-induced hearing loss (H83.3-) (from H90)
ototoxic hearing loss (H91.0-) (from H90)
sudden (idiopathic) hearing loss (H91.2-) (from H90)

Not included here — may be reported together when both conditions exist.

certain conditions originating in the perinatal period (P04-P96) (from H90)
certain infectious and parasitic diseases (A00-B99) (from H90)
complications of pregnancy, childbirth and the puerperium (O00-O9A) (from H90)
congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) (from H90)
endocrine, nutritional and metabolic diseases (E00-E88) (from H90)
injury, poisoning and certain other consequences of external causes (S00-T88) (from H90)
neoplasms (C00-D49) (from H90)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from H90)

H90.AConductive and sensorineural hearing loss with restricted hearing on the contralateral sideHeader

H90.A11Conductive hearing loss, unilateral, right ear with restricted hearing on the contralateral sideBillable
H90.A12Conductive hearing loss, unilateral, left ear with restricted hearing on the contralateral sideBillable

H90.A2Sensorineural hearing loss, unilateral, with restricted hearing on the contralateral sideHeader
H90.A3Mixed conductive and sensorineural hearing loss, unilateral with restricted hearing on the contralateral sideHeader