H80 – Otosclerosis
ICD-10-CM 2027 diagnosis code · Diseases of inner ear
ICD-10-CM code
H80
- Code
H80(claims format:H80)- Description
- Otosclerosis
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 8. Diseases of the ear and mastoid process (H60-H95)
- Block
- H80-H83 Diseases of inner ear
Billable codes under H80
H80 is a header code and cannot be used on claims. Choose the most specific code:
- H80.0 – Otosclerosis involving oval window, nonobliterativeHeader (more codes below)
- H80.1 – Otosclerosis involving oval window, obliterativeHeader (more codes below)
- H80.2 – Cochlear otosclerosisHeader (more codes below)
- H80.8 – Other otosclerosisHeader (more codes below)
- H80.9 – Unspecified otosclerosisHeader (more codes below)
Notes for H80
Includes:
- Otospongiosis
Frequently asked questions
What is ICD-10 code H80?
H80 is the ICD-10-CM code for otosclerosis, in the block H80-H83 (Diseases of inner ear).
Is H80 a billable code?
No. H80 is a header code with more specific child codes; report one of the billable codes listed above.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.