H80Header code — not billable
Otosclerosis
- Chapter
- 8. Diseases of the ear and mastoid process
- Category
- H80
- Effective date
- October 1, 2026
Related codes in category H80
H80.0Otosclerosis involving oval window, nonobliterativeH80.00Otosclerosis w oval window, nonobliterative, unsp earYesH80.01Otosclerosis w oval window, nonobliterative, right earYesH80.02Otosclerosis w oval window, nonobliterative, left earYesH80.03Otosclerosis involving oval window, nonobliterative, biYesH80.1Otosclerosis involving oval window, obliterativeH80.10Otosclerosis involving oval window, obliterative, unsp earYesH80.11Otosclerosis involving oval window, obliterative, right earYesH80.12Otosclerosis involving oval window, obliterative, left earYesH80.13Otosclerosis involving oval window, obliterative, bilateralYesH80.2Cochlear otosclerosisH80.20Cochlear otosclerosis, unspecified earYes
Frequently asked questions
What is ICD-10 code H80?
H80 is an ICD-10-CM diagnosis code for Otosclerosis.
Is H80 a billable code?
No. H80 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is H80 in?
H80 falls under Chapter 8: Diseases of the ear and mastoid process.
When did H80 become effective?
H80 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to H80?
H80 belongs to category H80, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.