H80.1 Otosclerosis involving oval window, obliterativeNon-billable header with 4 child codes.
H80.10 Otosclerosis involving oval window, obliterative, unspecified earH80.11 Otosclerosis involving oval window, obliterative, right earH80.12 Otosclerosis involving oval window, obliterative, left earH80.13 Otosclerosis involving oval window, obliterative, bilateralH80.0 Otosclerosis involving oval window, nonobliterativeH80.00 Otosclerosis involving oval window, nonobliterative, unspecified earH80.01 Otosclerosis involving oval window, nonobliterative, right earH80.02 Otosclerosis involving oval window, nonobliterative, left earH80.03 Otosclerosis involving oval window, nonobliterative, bilateralH80.1 Otosclerosis involving oval window, obliterative (this code)H80.10 Otosclerosis involving oval window, obliterative, unspecified earH80.11 Otosclerosis involving oval window, obliterative, right earH80.12 Otosclerosis involving oval window, obliterative, left earH80.13 Otosclerosis involving oval window, obliterative, bilateralH80.2 Cochlear otosclerosis