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ICD-10 Guide
ICD-10 CodesE71.5

E71.5

Billable

Peroxisomal disorders

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

Code Description

ICD-10 E71.5 is a billable code used to indicate a diagnosis of peroxisomal disorders.

Key Diagnostic Point:

Peroxisomal disorders are a group of inherited metabolic conditions characterized by the dysfunction of peroxisomes, which are cellular organelles responsible for various metabolic processes, including the breakdown of fatty acids and the detoxification of hydrogen peroxide. These disorders can lead to the accumulation of very long-chain fatty acids and other toxic metabolites in the body, resulting in a range of clinical manifestations. Common symptoms include neurological deficits, developmental delays, liver dysfunction, and skeletal abnormalities. The severity and specific symptoms can vary widely depending on the type of peroxisomal disorder, which includes conditions such as Zellweger syndrome, X-linked adrenoleukodystrophy, and others. Diagnosis typically involves biochemical testing, genetic testing, and imaging studies to assess organ function and structural abnormalities. Early diagnosis and intervention are crucial for managing symptoms and improving quality of life.

Code Complexity Analysis

Complexity Rating: High

High Complexity

Complexity Factors

  • Variety of clinical presentations and symptoms
  • Need for genetic testing and biochemical analysis
  • Differentiation from other metabolic disorders
  • Potential for co-morbid conditions

Audit Risk Factors

  • Inadequate documentation of clinical findings
  • Failure to include genetic testing results
  • Misclassification of the disorder type
  • Lack of detailed family history

Specialty Focus

Medical Specialties

Genetics

Documentation Requirements

Detailed family history, genetic test results, and clinical findings.

Common Clinical Scenarios

Evaluation of patients with suspected metabolic disorders and genetic counseling.

Billing Considerations

Ensure accurate coding based on genetic testing outcomes and family history.

Pediatrics

Documentation Requirements

Growth and developmental assessments, neurological evaluations, and metabolic screening results.

Common Clinical Scenarios

Management of infants and children presenting with developmental delays or metabolic crises.

Billing Considerations

Documenting the timeline of symptom onset and developmental milestones is crucial.

Coding Guidelines

Inclusion Criteria

Use E71.5 When
  • Follow the official ICD
  • CM coding guidelines, ensuring accurate documentation of the specific type of peroxisomal disorder
  • Include any relevant laboratory results and genetic testing outcomes to support the diagnosis

Exclusion Criteria

Do NOT use E71.5 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

81200CPT Code

Genetic testing for peroxisomal disorders

Clinical Scenario

Used when a patient presents with symptoms suggestive of a peroxisomal disorder.

Documentation Requirements

Document clinical indications for testing and results.

Specialty Considerations

Genetic counseling may be necessary for families.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of peroxisomal disorders, improving the accuracy of diagnosis and treatment tracking. This specificity aids in research and understanding of these rare conditions.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of peroxisomal disorders, improving the accuracy of diagnosis and treatment tracking. This specificity aids in research and understanding of these rare conditions.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of peroxisomal disorders, improving the accuracy of diagnosis and treatment tracking. This specificity aids in research and understanding of these rare conditions.

Resources

Clinical References

  • •
    National Organization for Rare Disorders (NORD)

Coding & Billing References

  • •
    National Organization for Rare Disorders (NORD)

Frequently Asked Questions

What are the common symptoms of peroxisomal disorders?

Common symptoms include developmental delays, neurological deficits, liver dysfunction, and skeletal abnormalities. The specific symptoms can vary widely depending on the type of disorder.

How are peroxisomal disorders diagnosed?

Diagnosis typically involves biochemical testing to measure fatty acid levels, genetic testing to identify mutations, and imaging studies to assess organ function.