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v1.0.0
ICD-10 Guide
ICD-10 CodesG32.81

G32.81

Billable

Cerebellar ataxia in diseases classified elsewhere

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 G32.81 is a billable code used to indicate a diagnosis of cerebellar ataxia in diseases classified elsewhere.

Key Diagnostic Point:

Cerebellar ataxia refers to a lack of muscle coordination that affects voluntary movements, often resulting from damage to the cerebellum. When classified under G32.81, it indicates that the ataxia is secondary to other underlying diseases, such as Alzheimer's disease or other neurodegenerative disorders. Alzheimer's disease, characterized by progressive cognitive decline, can lead to cerebellar ataxia as the disease progresses and affects motor control. Other degenerative diseases, such as multiple sclerosis or spinocerebellar ataxia, may also present with similar symptoms. The assessment of cognitive decline is crucial in these cases, as it helps differentiate between primary ataxia and secondary ataxia due to cognitive impairments. Clinicians must evaluate the patient's history, neurological examination, and cognitive assessments to establish a comprehensive understanding of the patient's condition. Accurate coding of G32.81 is essential for appropriate treatment planning and resource allocation.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Requires understanding of multiple underlying conditions
  • Differentiation between primary and secondary ataxia
  • Need for comprehensive documentation of cognitive decline
  • Potential overlap with other neurological codes

Audit Risk Factors

  • Inadequate documentation of the underlying disease
  • Failure to specify the type of ataxia
  • Misclassification of primary vs. secondary ataxia
  • Lack of cognitive assessment documentation

Specialty Focus

Medical Specialties

Neurology

Documentation Requirements

Detailed neurological examination findings, cognitive assessments, and history of present illness.

Common Clinical Scenarios

Patients presenting with ataxia and cognitive decline, requiring differential diagnosis.

Billing Considerations

Ensure clear documentation of the relationship between cognitive decline and ataxia.

Geriatrics

Documentation Requirements

Comprehensive geriatric assessment including cognitive function tests and functional status.

Common Clinical Scenarios

Elderly patients with progressive cognitive decline and motor coordination issues.

Billing Considerations

Focus on the impact of cognitive decline on daily living activities.

Coding Guidelines

Inclusion Criteria

Use G32.81 When
  • Follow the official ICD
  • CM guidelines for coding and reporting, ensuring that the underlying condition is documented and coded appropriately
  • 81 should be used when ataxia is a symptom of another disease

Exclusion Criteria

Do NOT use G32.81 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

96116CPT Code

Neuropsychological testing

Clinical Scenario

Used to assess cognitive function in patients with ataxia.

Documentation Requirements

Document the purpose of testing and results.

Specialty Considerations

Neurologists should ensure comprehensive cognitive assessments are included.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of conditions like cerebellar ataxia, improving the accuracy of diagnoses and treatment plans.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of conditions like cerebellar ataxia, improving the accuracy of diagnoses and treatment plans.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of conditions like cerebellar ataxia, improving the accuracy of diagnoses and treatment plans.

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

When should G32.81 be used?

G32.81 should be used when cerebellar ataxia is a symptom of another underlying disease, such as Alzheimer's or other neurodegenerative disorders.