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v1.0.0
ICD-10 Guide
ICD-10 CodesR49

R49

Voice and resonance disorders

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/11/2025

Code Description

ICD-10 R49 is a billable code used to indicate a diagnosis of voice and resonance disorders.

Key Diagnostic Point:

Voice and resonance disorders encompass a range of symptoms related to abnormalities in vocal quality, pitch, loudness, and resonance. These disorders can manifest as hoarseness, breathiness, or a change in vocal pitch, and may be accompanied by resonance issues such as nasal speech or a lack of clarity. Common causes include laryngeal pathologies (e.g., nodules, polyps, or laryngitis), neurological conditions (e.g., Parkinson's disease, stroke), and structural abnormalities (e.g., cleft palate). Diagnosis typically involves a thorough clinical evaluation, including a history of the patient's voice use, physical examination, and possibly laryngoscopy to visualize the vocal cords. Laboratory findings may include imaging studies or voice assessments. Accurate coding requires careful documentation of the specific nature of the voice disorder, its duration, and any associated symptoms to ensure appropriate treatment and management.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of underlying causes leading to similar symptoms
  • Need for detailed clinical documentation to specify the type of voice disorder
  • Potential overlap with other respiratory or neurological codes
  • Variability in presentation and severity of symptoms

Audit Risk Factors

  • Inadequate documentation of the specific type of voice disorder
  • Failure to link the voice disorder to an underlying condition
  • Misclassification of voice disorders as respiratory conditions
  • Lack of follow-up documentation for chronic cases

Specialty Focus

Medical Specialties

Internal Medicine

Documentation Requirements

Detailed history of voice changes, associated symptoms, and any relevant medical history.

Common Clinical Scenarios

Patients presenting with chronic hoarseness or voice changes due to underlying systemic diseases.

Billing Considerations

Consideration of comorbidities that may affect voice, such as thyroid disorders or GERD.

Emergency Medicine

Documentation Requirements

Acute assessment of voice changes, including onset, duration, and associated symptoms like stridor or respiratory distress.

Common Clinical Scenarios

Acute laryngitis or trauma to the larynx resulting in sudden voice changes.

Billing Considerations

Rapid assessment and documentation are critical in emergency settings to ensure timely intervention.

Coding Guidelines

Inclusion Criteria

Use R49 When
  • Follow the official ICD
  • CM coding guidelines, ensuring that the code reflects the specific type of voice disorder and any associated conditions
  • Documentation must support the diagnosis and any treatments provided

Exclusion Criteria

Do NOT use R49 When
No specific exclusions found.

Related Codes

Child Codes

7 codes
R49.0
Dysphonia
R49.1
Aphonia
R49.2
Hypernasality and hyponasality
R49.21
Hypernasality
R49.22
Hyponasality
R49.8
Other voice and resonance disorders
R49.9
Unspecified voice and resonance disorder

Related CPT Codes

92507CPT Code

Treatment of speech, language, voice, communication, and/or auditory processing disorder

Clinical Scenario

Used in conjunction with R49 for patients receiving speech therapy.

Documentation Requirements

Document the specific voice disorder and treatment goals.

Specialty Considerations

Speech-language pathologists should provide detailed progress notes.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of voice disorders, improving the ability to capture the nuances of these conditions and their management.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of voice disorders, improving the ability to capture the nuances of these conditions and their management.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of voice disorders, improving the ability to capture the nuances of these conditions and their management.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What is the difference between R49.0 and R49.1?

R49.0 refers specifically to hoarseness, while R49.1 is used for dysphonia, which encompasses a broader range of voice disorders including changes in pitch and quality.