H80.0
Otosclerosis involving oval window, nonobliterative
H80.0 is a non-billable ICD-10-CM code header for otosclerosis involving oval window, nonobliterative. Report a more specific code from it instead. It is part of the FY2027 code set, effective October 1, 2026. The more specific codes under it are H80.00 Otosclerosis involving oval window, nonobliterative, unspecified ear; H80.01 Otosclerosis involving oval window, nonobliterative, right ear; H80.02 Otosclerosis involving oval window, nonobliterative, left ear and H80.03 Otosclerosis involving oval window, nonobliterative, bilateral. Its coding notes include 8 Excludes2 entries.
Excludes2
Not included here. Both codes may be reported if the patient has both conditions.
Also from chapter/block level (8 notes)
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Includes
Further defines or gives examples of the content of the category.
- Otospongiosis
Notes
Also from chapter/block level (1 note)
- Use an external cause code following the code for the ear condition, if applicable, to identify the cause of the ear condition
Alphabetic Index terms
Terms the official Alphabetic Index lists for this code. 1 entry
More specific codes under H80.0 4
- H80.00Otosclerosis involving oval window, nonobliterative, unspecified earBillable
- H80.01Otosclerosis involving oval window, nonobliterative, right earBillable
- H80.02Otosclerosis involving oval window, nonobliterative, left earBillable
- H80.03Otosclerosis involving oval window, nonobliterative, bilateralBillable