2026 ICD-10-CM Diagnosis Code H91.10Presbycusis, unspecified ear

ICD-10-CM Codes›H60–H95›H90-H94›H91

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

H91.10 is a billable ICD-10-CM diagnosis code for presbycusis, unspecified ear. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 154 through 156. Coders also document this condition as acquired sensorineural hearing loss. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Hearing loss.

Code Identity

ICD-10-CM Code
H91.10
Billable Status
Yes — Valid for Submission
Code Describes
Presbycusis, unspecified ear
Short Description
Presbycusis, unspecified ear
Same as the full description in the CMS dataset.
Parent Code
H91.1
Presbycusis

Code Classification

ChapterH60–H95Diseases of the ear and mastoid process
SectionH90-H94Other disorders of ear
CategoryH91Other and unspecified hearing loss
This CodeH91.10Presbycusis, unspecified ear

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Acquired sensorineural hearing loss
  • Mechanical presbycusis
  • Metabolic presbycusis
  • Presbycusis

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR EAR004
Hearing loss
Default principal diagnosis: inpatient Yes · outpatient Yes

Clinical InformationClinical

  • Presbycusis

    gradual bilateral hearing loss associated with aging that is due to progressive degeneration of cochlear structures and central auditory pathways. hearing loss usually begins with the high frequencies then progresses to sounds of middle and low frequencies.

  • Presbycusis

    bilateral hearing loss caused by progressive degeneration of cochlear structures and central auditory pathways, typically associated with the aging process.

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.

Convert H91.10 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
388.01 Presbyacusis
Approximate The match is approximate rather than exact.

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 H91.10Overview

Is H91.10 (Presbycusis) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report presbycusis, unspecified ear on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does H91.10 group to?

When presbycusis, unspecified ear is the principal diagnosis on an inpatient stay, it groups to MS-DRG 154, 155, 156, with relative weights from 0.6911 to 1.5635 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of H91.10?

Under the General Equivalence Mappings, presbycusis, unspecified ear converts to ICD-9-CM 388.01 (presbyacusis). The mapping is approximate, so confirm the match fits the documentation.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.