ICD-10-CM · Chapter 8 · H60–H95
H91.20
Sudden idiopathic hearing loss, unspecified ear
Diseases of the ear and mastoid process
Quick facts
- Code
- H91.20
- Type
- Billable code
- ICD-10-CM chapter
- Chapter 8 — Diseases of the ear and mastoid process
- Category
- H91 — Other and unspecified hearing loss
- Specificity
- 5 characters
How coders use this code
ICD-10-CM H91.20 is a billable, fully specified code, so it can be reported directly on a claim to document a diagnosis of sudden idiopathic hearing loss, unspecified ear. Coders assign it when the chart documentation supports this level of detail, always matching to the most specific code available and verifying against the chapter-specific guidelines published annually by NCHS/CMS.
Related codes in H91
- H91Other and unspecified hearing loss
- H91.0Ototoxic hearing loss
- H91.01Ototoxic hearing loss, right ear
- H91.02Ototoxic hearing loss, left ear
- H91.03Ototoxic hearing loss, bilateral
- H91.09Ototoxic hearing loss, unspecified ear
- H91.1Presbycusis
- H91.10Presbycusis, unspecified ear
- H91.11Presbycusis, right ear
- H91.12Presbycusis, left ear
- H91.13Presbycusis, bilateral
- H91.2Sudden idiopathic hearing loss
- H91.21Sudden idiopathic hearing loss, right ear
- H91.22Sudden idiopathic hearing loss, left ear
- H91.23Sudden idiopathic hearing loss, bilateral
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