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v1.0.0
ICD-10 Guide
ICD-10 CodesG11.8

G11.8

Billable

Other hereditary ataxias

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

Code Description

ICD-10 G11.8 is a billable code used to indicate a diagnosis of other hereditary ataxias.

Key Diagnostic Point:

Other hereditary ataxias encompass a diverse group of genetic disorders characterized by progressive loss of coordination and balance due to degeneration of the cerebellum and its connections. These conditions can manifest in various forms, including spinocerebellar ataxias (SCAs), which are a group of inherited ataxias that can be caused by mutations in different genes. Symptoms typically include gait disturbances, dysarthria, and oculomotor dysfunction. The onset and progression of symptoms can vary widely among individuals, with some experiencing early onset and rapid progression, while others may have a late onset with a slower decline. Genetic testing plays a crucial role in diagnosis, allowing for the identification of specific mutations associated with hereditary ataxias. Management of these conditions is primarily supportive, focusing on rehabilitation therapies to improve mobility and quality of life. Understanding the genetic basis of these disorders is essential for counseling patients and their families regarding prognosis and inheritance patterns.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of genetic mutations leading to different ataxias
  • Overlap of symptoms with other neurological disorders
  • Need for genetic testing and interpretation of results
  • Potential for misdiagnosis with similar conditions

Audit Risk Factors

  • Inadequate documentation of genetic testing results
  • Failure to specify the type of hereditary ataxia
  • Misclassification of ataxia type
  • Lack of family history documentation

Specialty Focus

Medical Specialties

Neurology

Documentation Requirements

Detailed neurological examination findings, genetic testing results, and family history.

Common Clinical Scenarios

Diagnosis of hereditary ataxia in patients presenting with gait disturbances and coordination issues.

Billing Considerations

Ensure accurate documentation of the specific hereditary ataxia type and any associated symptoms.

Genetics

Documentation Requirements

Genetic test results, family pedigree, and counseling notes.

Common Clinical Scenarios

Genetic counseling for families with a history of hereditary ataxias.

Billing Considerations

Documentation must clearly outline the genetic basis and implications for family members.

Coding Guidelines

Inclusion Criteria

Use G11.8 When
  • Follow official ICD
  • 10 coding guidelines, ensuring accurate documentation of the specific hereditary ataxia type
  • Include any relevant genetic testing results and family history to support the diagnosis

Exclusion Criteria

Do NOT use G11.8 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 hereditary ataxias.

Documentation Requirements

Document the rationale for 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 hereditary ataxias, improving the accuracy of data collection and reimbursement processes. G11.8 provides a distinct code for other hereditary ataxias, facilitating better tracking of these conditions.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of hereditary ataxias, improving the accuracy of data collection and reimbursement processes. G11.8 provides a distinct code for other hereditary ataxias, facilitating better tracking of these conditions.

Reimbursement & Billing Impact

reimbursement processes. G11.8 provides a distinct code for other hereditary ataxias, facilitating better tracking of these conditions.

Resources

Clinical References

  • •
    National Ataxia Foundation

Coding & Billing References

  • •
    National Ataxia Foundation

Frequently Asked Questions

What are the common symptoms of hereditary ataxias?

Common symptoms include gait disturbances, balance issues, slurred speech, and coordination problems. Symptoms can vary widely depending on the specific type of ataxia.

How is hereditary ataxia diagnosed?

Diagnosis typically involves a combination of clinical evaluation, family history assessment, and genetic testing to identify specific mutations associated with the condition.