ICD-10-CM > H60-H95 > H90-H94 > H91 H91 Other and unspecified hearing loss Non-Billable/Non-Specific Type 1 Excludes abnormal auditory perception (H93.2-)hearing loss as classified in H90.-impacted cerumen (H61.2-)noise-induced hearing loss (H83.3-)psychogenic deafness (F44.6)transient ischemic deafness (H93.01-) Codes H91.0Ototoxic hearing lossH91.01Ototoxic hearing loss, right earH91.02Ototoxic hearing loss, left earH91.03Ototoxic hearing loss, bilateralH91.09Ototoxic hearing loss, unspecified earH91.1PresbycusisH91.10Presbycusis, unspecified earH91.11Presbycusis, right earH91.12Presbycusis, left earH91.13Presbycusis, bilateralH91.2Sudden idiopathic hearing lossH91.20Sudden idiopathic hearing loss, unspecified earH91.21Sudden idiopathic hearing loss, right earH91.22Sudden idiopathic hearing loss, left earH91.23Sudden idiopathic hearing loss, bilateralH91.3Deaf nonspeaking, not elsewhere classifiedH91.8Other specified hearing lossH91.8XOther specified hearing lossH91.8X1Other specified hearing loss, right earH91.8X2Other specified hearing loss, left earH91.8X3Other specified hearing loss, bilateralH91.8X9Other specified hearing loss, unspecified earH91.9Unspecified hearing lossH91.90Unspecified hearing loss, unspecified earH91.91Unspecified hearing loss, right earH91.92Unspecified hearing loss, left earH91.93Unspecified hearing loss, bilateral