2026 ICD-10-CM Diagnosis Code H90.8Mixed conductive and sensorineural hearing loss, unspecified

ICD-10-CM Codes›H60–H95›H90-H94›H90

ICD-10-CM H90.8
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

H90.8 is a billable ICD-10-CM diagnosis code for mixed conductive and sensorineural hearing loss, unspecified. 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 combined conductive hearing loss. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Hearing loss.

Code Identity

ICD-10-CM Code
H90.8
Billable Status
Yes — Valid for Submission
Code Describes
Mixed conductive and sensorineural hearing loss, unspecified
Short Description
Mixed conductive and sensorineural hearing loss, unspecified
Same as the full description in the CMS dataset.
Parent Code
H90
Conductive and sensorineural hearing loss

Code Classification

ChapterH60–H95Diseases of the ear and mastoid process
SectionH90-H94Other disorders of ear
CategoryH90Conductive and sensorineural hearing loss
This CodeH90.8Mixed conductive and sensorineural hearing loss, unspecified

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Combined conductive hearing loss
  • Congenital mixed conductive and sensorineural hearing loss
  • Mixed conductive AND sensorineural hearing loss

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Deafness(acquired) (complete) (hereditary) (partial)
      • conductive
        • and sensorineural
          • mixed
    • Deafness(acquired) (complete) (hereditary) (partial)
      • mixed conductive and sensorineural
    • Deafness(acquired) (complete) (hereditary) (partial)
      • sensorineural
        • and conductive
          • mixed
    • Loss(of)
      • hearing
        • mixed conductive and sensorineural hearing loss

Clinical ClassificationClinical

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

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

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 H90.8 to ICD-9-CMHistory

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

ICD-9-CM
389.20 Mixed hearing loss NOS
Exact Match The mapping is direct, with no qualifiers.

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 H90.8Overview

Is H90.8 (Conductive and sensorineural hearing loss) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report mixed conductive and sensorineural hearing loss, unspecified on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does H90.8 group to?

When mixed conductive and sensorineural hearing loss, unspecified 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 H90.8?

Under the General Equivalence Mappings, mixed conductive and sensorineural hearing loss, unspecified converts to ICD-9-CM 389.20 (mixed hearing loss NOS). The mapping is a direct match.

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.