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ICD-10 Guide
ICD-10 CodesH90.6

H90.6

Billable

Mixed conductive and sensorineural hearing loss, bilateral

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/12/2025

Code Description

ICD-10 H90.6 is a billable code used to indicate a diagnosis of mixed conductive and sensorineural hearing loss, bilateral.

Key Diagnostic Point:

Mixed conductive and sensorineural hearing loss, bilateral, is a condition characterized by the simultaneous presence of both conductive and sensorineural hearing loss in both ears. Conductive hearing loss occurs when sound waves are not efficiently conducted through the outer ear canal to the eardrum and the tiny bones of the middle ear. This can be due to conditions such as otitis media, earwax buildup, or structural abnormalities. Sensorineural hearing loss, on the other hand, results from damage to the inner ear (cochlea) or the auditory nerve pathways to the brain, often due to aging, noise exposure, or genetic factors. The combination of these two types of hearing loss can lead to a more complex clinical picture, requiring thorough evaluation and management. Patients may present with varying degrees of hearing impairment, difficulty understanding speech, and may benefit from audiometric testing to determine the extent and type of hearing loss. Management may include medical treatment for underlying conditions, hearing aids, or surgical interventions such as tympanoplasty or cochlear implants, depending on the severity and cause of the hearing loss.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between conductive and sensorineural components
  • Need for comprehensive audiometric testing
  • Potential for multiple underlying causes
  • Variability in treatment options

Audit Risk Factors

  • Inadequate documentation of hearing loss type
  • Failure to specify bilateral involvement
  • Misclassification of hearing loss type
  • Lack of supporting audiometric data

Specialty Focus

Medical Specialties

Otolaryngology

Documentation Requirements

Detailed audiometric evaluations, clinical history, and treatment plans.

Common Clinical Scenarios

Patients presenting with hearing loss, recurrent otitis media, or post-surgical evaluations.

Billing Considerations

Ensure clear documentation of both conductive and sensorineural components and their management.

Audiology

Documentation Requirements

Comprehensive audiological assessments, including pure-tone audiometry and tympanometry.

Common Clinical Scenarios

Hearing assessments for patients with mixed hearing loss and recommendations for hearing aids.

Billing Considerations

Accurate reporting of test results and their implications for treatment.

Coding Guidelines

Inclusion Criteria

Use H90.6 When
  • Follow official ICD
  • 10 coding guidelines, ensuring accurate documentation of the type and severity of hearing loss
  • Include details on bilateral involvement and any underlying conditions

Exclusion Criteria

Do NOT use H90.6 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

92557CPT Code

Comprehensive audiometry threshold evaluation and speech recognition

Clinical Scenario

Used for initial evaluation of hearing loss.

Documentation Requirements

Complete audiometric results and clinical history.

Specialty Considerations

Otolaryngologists and audiologists should ensure thorough documentation of findings.

69631CPT Code

Tympanoplasty

Clinical Scenario

Surgical intervention for conductive component.

Documentation Requirements

Surgical notes and pre-operative evaluations.

Specialty Considerations

Ensure clear linkage between the surgical procedure and the diagnosis of mixed hearing loss.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of mixed hearing loss, improving the ability to capture the complexity of the condition and its management.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of mixed hearing loss, improving the ability to capture the complexity of the condition and its management.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of mixed hearing loss, improving the ability to capture the complexity of the condition and its management.

Resources

Clinical References

  • •
    American Academy of Otolaryngology - Head and Neck Surgery
  • •
    American Speech-Language-Hearing Association

Coding & Billing References

  • •
    American Academy of Otolaryngology - Head and Neck Surgery
  • •
    American Speech-Language-Hearing Association

Frequently Asked Questions

What is the difference between conductive and sensorineural hearing loss?

Conductive hearing loss involves problems in the outer or middle ear that prevent sound from being conducted to the inner ear, while sensorineural hearing loss is due to damage to the inner ear or auditory nerve.

How is mixed hearing loss diagnosed?

Mixed hearing loss is diagnosed through audiometric testing that shows both conductive and sensorineural components, typically assessed through air and bone conduction thresholds.