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v1.0.0
ICD-10 Guide
ICD-10 CodesR47.8

R47.8

Other speech disturbances

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

Code Description

ICD-10 R47.8 is a billable code used to indicate a diagnosis of other speech disturbances.

Key Diagnostic Point:

R47.8 encompasses a variety of speech disturbances that do not fall under more specific categories. These disturbances can manifest as difficulties in articulation, fluency, or voice quality, and may be indicative of underlying neurological, psychological, or developmental conditions. Common symptoms include slurred speech, stuttering, or abnormal pitch and volume. Clinical findings may reveal issues such as dysarthria, where muscle control for speech is impaired, or aphasia, which affects language comprehension and production. The etiology of these disturbances can range from stroke, traumatic brain injury, or neurodegenerative diseases to psychological factors such as anxiety or stress. Accurate diagnosis often requires a multidisciplinary approach, including neurological assessments, speech-language evaluations, and psychological testing to determine the root cause and appropriate treatment plan.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of underlying causes leading to speech disturbances
  • Overlap with other neurological and psychological conditions
  • Need for comprehensive documentation to support diagnosis
  • Potential for misclassification with more specific speech disorders

Audit Risk Factors

  • Inadequate documentation of the specific type of speech disturbance
  • Failure to link the speech disturbance to an underlying condition
  • Misuse of the code for more specific speech disorders
  • Lack of supporting evidence from speech-language pathology evaluations

Specialty Focus

Medical Specialties

Internal Medicine

Documentation Requirements

Detailed patient history, including onset and duration of symptoms, and any associated neurological findings.

Common Clinical Scenarios

Patients presenting with sudden onset of speech disturbances following a stroke or transient ischemic attack.

Billing Considerations

Consideration of comorbid conditions such as hypertension or diabetes that may contribute to neurological deficits.

Emergency Medicine

Documentation Requirements

Immediate assessment of speech disturbances in the context of acute neurological events, including stroke protocols.

Common Clinical Scenarios

Acute presentations of speech disturbances in patients with suspected stroke or head trauma.

Billing Considerations

Rapid identification and documentation of symptoms to facilitate timely intervention.

Coding Guidelines

Inclusion Criteria

Use R47.8 When
  • Follow official ICD
  • CM coding guidelines, ensuring that the code is used only when the speech disturbance does not fit into more specific categories
  • Documentation must support the diagnosis and include relevant clinical findings

Exclusion Criteria

Do NOT use R47.8 When
No specific exclusions found.

Related CPT Codes

92507CPT Code

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

Clinical Scenario

Used in conjunction with R47.8 when speech therapy is initiated.

Documentation Requirements

Document the specific speech disturbance and treatment goals.

Specialty Considerations

Speech-language pathologists should provide detailed reports to support therapy coding.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more granular coding of speech disturbances, enabling better tracking of patient outcomes and treatment efficacy. R47.8 provides a catch-all for disturbances that do not fit into more specific categories, but it requires careful documentation to avoid misclassification.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more granular coding of speech disturbances, enabling better tracking of patient outcomes and treatment efficacy. R47.8 provides a catch-all for disturbances that do not fit into more specific categories, but it requires careful documentation to avoid misclassification.

Reimbursement & Billing Impact

reimbursement.

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 should I document to support the use of R47.8?

Document the specific type of speech disturbance, any associated neurological evaluations, and the impact on the patient's daily life. Include treatment plans and referrals to specialists as needed.