H80 Otosclerosis

Category / Non-billable header 25 subcodes

Block: Diseases of inner ear (H80-H83)

Includes

  • Otospongiosis

Subcodes

Each subcode links to a detail page with full clinical annotations.

Code Description Billable
H80..0 Otosclerosis involving oval window, nonobliterative No
H80..00 Otosclerosis involving oval window, nonobliterative, unspecified ear Yes
H80..01 Otosclerosis involving oval window, nonobliterative, right ear Yes
H80..02 Otosclerosis involving oval window, nonobliterative, left ear Yes
H80..03 Otosclerosis involving oval window, nonobliterative, bilateral Yes
H80..1 Otosclerosis involving oval window, obliterative No
H80..10 Otosclerosis involving oval window, obliterative, unspecified ear Yes
H80..11 Otosclerosis involving oval window, obliterative, right ear Yes
H80..12 Otosclerosis involving oval window, obliterative, left ear Yes
H80..13 Otosclerosis involving oval window, obliterative, bilateral Yes
H80..2 Cochlear otosclerosis No
H80..20 Cochlear otosclerosis, unspecified ear Yes
H80..21 Cochlear otosclerosis, right ear Yes
H80..22 Cochlear otosclerosis, left ear Yes
H80..23 Cochlear otosclerosis, bilateral Yes
H80..8 Other otosclerosis No
H80..80 Other otosclerosis, unspecified ear Yes
H80..81 Other otosclerosis, right ear Yes
H80..82 Other otosclerosis, left ear Yes
H80..83 Other otosclerosis, bilateral Yes
H80..9 Unspecified otosclerosis No
H80..90 Unspecified otosclerosis, unspecified ear Yes
H80..91 Unspecified otosclerosis, right ear Yes
H80..92 Unspecified otosclerosis, left ear Yes
H80..93 Unspecified otosclerosis, bilateral Yes

Last reviewed: September 2026