ICD-10-CM > H60-H95 > H80-H83 > H80 > H80.8 H80.8 Other otosclerosis Non-Billable/Non-Specific Codes H80.80Other otosclerosis, unspecified earH80.81Other otosclerosis, right earH80.82Other otosclerosis, left earH80.83Other otosclerosis, bilateral