H80.00 – Otosclerosis involving oval window, nonobliterative, unspecified ear
ICD-10-CM 2027 diagnosis code · Diseases of inner ear
ICD-10-CM code
H80.00
- Code
H80.00(claims format:H8000)- Description
- Otosclerosis involving oval window, nonobliterative, unspecified ear
- Short description
- Otosclerosis w oval window, nonobliterative, unsp ear
- Billable
- Yes – valid for HIPAA-covered transactions
- 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
- Parent codes
- H80 › H80.0
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
H80 – Otosclerosis
Includes:
- Otospongiosis
Related codes in H80.0
Frequently asked questions
What is ICD-10 code H80.00?
H80.00 is the ICD-10-CM code for otosclerosis involving oval window, nonobliterative, unspecified ear, in the block H80-H83 (Diseases of inner ear).
Is H80.00 a billable code?
Yes. H80.00 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does H80.00 belong to?
It belongs to category H80 – Otosclerosis.
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.