2026 ICD-10-CM Diagnosis Code H91Other and unspecified hearing loss

ICD-10-CM Codes›H60–H95›H90-H94›H91

ICD-10-CM H91
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

H91 is a non-billable ICD-10-CM category code for other and unspecified hearing loss, so it cannot be submitted on claims. Use a more specific code from this category instead, such as H91.01, H91.02, H91.03, and H91.09.

Code Identity

ICD-10-CM Code
H91
Billable Status
No — Non-Billable Category
Code Describes
Other and unspecified hearing loss
Chapter
H90-H94
Other disorders of ear

Code Classification

ChapterH60–H95Diseases of the ear and mastoid process
SectionH90-H94Other disorders of ear
CategoryH91Other and unspecified hearing loss
This CodeH91Other and unspecified hearing loss

Specific Coding for Other and unspecified hearing lossOverview

Non-specific codes like H91 require more characters. Use one of these billable codes instead:

  • H91.0 for Ototoxic hearing loss

  • Use H91.01 for Ototoxic hearing loss, right ear

  • Use H91.02 for Ototoxic hearing loss, left ear

  • Use H91.03 for Ototoxic hearing loss, bilateral

  • Use H91.09 for Ototoxic hearing loss, unspecified ear

  • H91.1 for Presbycusis

  • Use H91.10 for Presbycusis, unspecified ear

  • Use H91.11 for Presbycusis, right ear

  • Use H91.12 for Presbycusis, left ear

  • Use H91.13 for Presbycusis, bilateral

  • H91.2 for Sudden idiopathic hearing loss

  • Use H91.20 for Sudden idiopathic hearing loss, unspecified ear

  • Use H91.21 for Sudden idiopathic hearing loss, right ear

  • Use H91.22 for Sudden idiopathic hearing loss, left ear

  • Use H91.23 for Sudden idiopathic hearing loss, bilateral

  • Use H91.3 for Deaf nonspeaking, not elsewhere classified

  • H91.8 for Other specified hearing loss

  • H91.8X for Other specified hearing loss

  • H91.9 for Unspecified hearing loss

  • Use H91.90 for Unspecified hearing loss, unspecified ear

  • Use H91.91 for Unspecified hearing loss, right ear

  • Use H91.92 for Unspecified hearing loss, left ear

  • Use H91.93 for Unspecified hearing loss, bilateral

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Type 1 Excludes

  • abnormal auditory perception H93.2
  • hearing loss as classified in H90
  • impacted cerumen H61.2
  • noise-induced hearing loss H83.3
  • psychogenic deafness F44.6
  • transient ischemic deafness H93.01

Patient EducationClinical

Hearing Disorders and Deafness

It's frustrating to be unable to hear well enough to enjoy talking with friends or family. Hearing disorders make it hard, but not impossible, to hear. They can often be helped. Deafness can keep you from hearing sound at all.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About H91Overview

Is H91 (Other and unspecified hearing loss) a billable code?

No. This is a category header that groups the codes for other and unspecified hearing loss, and headers cannot be submitted on claims. Claims for other and unspecified hearing loss need a more specific code from this category, such as H91.01, H91.02, and H91.03.