H80.9 Unspecified otosclerosisNon-billable header with 4 child codes.
H80.90 Unspecified otosclerosis, unspecified earH80.91 Unspecified otosclerosis, right earH80.92 Unspecified otosclerosis, left earH80.93 Unspecified otosclerosis, bilateralH80.8 Other otosclerosisH80.80 Other otosclerosis, unspecified earH80.81 Other otosclerosis, right earH80.82 Other otosclerosis, left earH80.83 Other otosclerosis, bilateralH80.9 Unspecified otosclerosis (this code)H80.90 Unspecified otosclerosis, unspecified earH80.91 Unspecified otosclerosis, right earH80.92 Unspecified otosclerosis, left earH80.93 Unspecified otosclerosis, bilateral