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H80 Otosclerosis

ICD-10-CM category H80 sits in Chapter 8 (Diseases of the ear and mastoid process, H60-H95). It contains 20 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Subcategories

H80.0 Otosclerosis involving oval window, nonobliterativeH80.1 Otosclerosis involving oval window, obliterativeH80.2 Cochlear otosclerosisH80.8 Other otosclerosisH80.9 Unspecified otosclerosis

Billable codes in H80

CodeDescription
H80.00Otosclerosis involving oval window, nonobliterative, unspecified ear
H80.01Otosclerosis involving oval window, nonobliterative, right ear
H80.02Otosclerosis involving oval window, nonobliterative, left ear
H80.03Otosclerosis involving oval window, nonobliterative, bilateral
H80.10Otosclerosis involving oval window, obliterative, unspecified ear
H80.11Otosclerosis involving oval window, obliterative, right ear
H80.12Otosclerosis involving oval window, obliterative, left ear
H80.13Otosclerosis involving oval window, obliterative, bilateral
H80.20Cochlear otosclerosis, unspecified ear
H80.21Cochlear otosclerosis, right ear
H80.22Cochlear otosclerosis, left ear
H80.23Cochlear otosclerosis, bilateral
H80.80Other otosclerosis, unspecified ear
H80.81Other otosclerosis, right ear
H80.82Other otosclerosis, left ear
H80.83Other otosclerosis, bilateral
H80.90Unspecified otosclerosis, unspecified ear
H80.91Unspecified otosclerosis, right ear
H80.92Unspecified otosclerosis, left ear
H80.93Unspecified otosclerosis, bilateral

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