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ICD-10 Guide
ICD-10 CodesH81.20

H81.20

Billable

Vestibular neuronitis, unspecified ear

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

Code Description

ICD-10 H81.20 is a billable code used to indicate a diagnosis of vestibular neuronitis, unspecified ear.

Key Diagnostic Point:

Vestibular neuronitis is an inflammatory condition affecting the vestibular nerve, which is responsible for balance. It typically presents with sudden onset vertigo, often accompanied by nausea, vomiting, and imbalance, but without auditory symptoms such as hearing loss or tinnitus. The condition is usually unilateral, affecting one ear, but in this case, it is unspecified. Diagnosis is primarily clinical, supported by patient history and physical examination, including tests such as the head impulse test and possibly imaging studies to rule out other causes. Management focuses on symptomatic relief, often utilizing vestibular suppressants and antiemetics. Most patients recover within a few weeks, although some may experience lingering balance issues. Understanding the nuances of vestibular neuronitis is crucial for accurate coding, as it can be confused with other vestibular disorders, necessitating careful documentation and differentiation.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiation from other vestibular disorders
  • Unspecified nature of the ear affected
  • Potential overlap with other diagnoses like labyrinthitis
  • Variability in clinical presentation

Audit Risk Factors

  • Inadequate documentation of symptoms
  • Failure to differentiate from other vestibular disorders
  • Misuse of unspecified codes
  • Lack of supporting diagnostic tests

Specialty Focus

Medical Specialties

Otolaryngology

Documentation Requirements

Detailed history of symptoms, physical examination findings, and any diagnostic tests performed.

Common Clinical Scenarios

Patients presenting with acute vertigo, nausea, and imbalance without hearing loss.

Billing Considerations

Ensure clear documentation of the absence of auditory symptoms to support the use of H81.20.

Neurology

Documentation Requirements

Comprehensive neurological examination and any imaging studies to rule out central causes of vertigo.

Common Clinical Scenarios

Patients with vertigo and neurological signs that require differentiation from central vestibular disorders.

Billing Considerations

Document any neurological findings that may suggest alternative diagnoses.

Coding Guidelines

Inclusion Criteria

Use H81.20 When
  • According to ICD
  • 10 guidelines, H81
  • 20 should be used when the vestibular neuronitis is confirmed but the specific ear is not documented
  • It is important to ensure that the diagnosis is supported by clinical findings and that other potential causes of vertigo are ruled out

Exclusion Criteria

Do NOT use H81.20 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

92540CPT Code

Vestibular function tests

Clinical Scenario

Used to assess vestibular function in patients with vertigo.

Documentation Requirements

Document the specific tests performed and the rationale for testing.

Specialty Considerations

Otolaryngologists should ensure tests are relevant to the diagnosis.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of vestibular disorders, improving the accuracy of diagnoses and treatment tracking. H81.20 provides a clear code for vestibular neuronitis when the affected ear is not specified, but it requires careful documentation to avoid misapplication.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of vestibular disorders, improving the accuracy of diagnoses and treatment tracking. H81.20 provides a clear code for vestibular neuronitis when the affected ear is not specified, but it requires careful documentation to avoid misapplication.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of vestibular disorders, improving the accuracy of diagnoses and treatment tracking. H81.20 provides a clear code for vestibular neuronitis when the affected ear is not specified, but it requires careful documentation to avoid misapplication.

Resources

Clinical References

  • •
    American Academy of Otolaryngology - Head and Neck Surgery

Coding & Billing References

  • •
    American Academy of Otolaryngology - Head and Neck Surgery

Frequently Asked Questions

What symptoms are associated with vestibular neuronitis?

Vestibular neuronitis typically presents with sudden onset vertigo, nausea, vomiting, and imbalance, without auditory symptoms such as hearing loss or tinnitus.

How is vestibular neuronitis diagnosed?

Diagnosis is primarily clinical, based on patient history and physical examination, often supplemented by vestibular function tests and imaging to rule out other conditions.