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ICD-10 Guide
ICD-10 CodesE71.53

E71.53

Billable

Other group 2 peroxisomal disorders

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

Code Description

ICD-10 E71.53 is a billable code used to indicate a diagnosis of other group 2 peroxisomal disorders.

Key Diagnostic Point:

Other group 2 peroxisomal disorders encompass a range of rare genetic metabolic conditions characterized by defects in peroxisome biogenesis or function. These disorders can lead to a variety of clinical manifestations, including neurological impairment, developmental delays, and metabolic dysfunctions. Commonly associated enzyme deficiencies include those affecting the metabolism of very long-chain fatty acids, bile acids, and certain amino acids. Patients may present with symptoms such as hypotonia, seizures, and liver dysfunction. Diagnosis typically involves biochemical testing to identify enzyme deficiencies, imaging studies to assess organ involvement, and genetic testing to confirm mutations in peroxisomal biogenesis genes. Management is often multidisciplinary, focusing on symptomatic treatment and supportive care, as there is currently no cure for these conditions. Early diagnosis and intervention can significantly improve the quality of life for affected individuals.

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 overlapping symptoms with other conditions

Audit Risk Factors

  • Inadequate documentation of clinical findings
  • Failure to include genetic testing results
  • Misclassification of symptoms or conditions
  • Lack of clear linkage between diagnosis and treatment

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 family history of genetic conditions.

Billing Considerations

Ensure comprehensive documentation of genetic counseling and testing outcomes.

Pediatrics

Documentation Requirements

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

Common Clinical Scenarios

Assessment of infants and children with developmental delays or unexplained neurological symptoms.

Billing Considerations

Documenting the timeline of symptom onset and progression is crucial for accurate coding.

Coding Guidelines

Inclusion Criteria

Use E71.53 When
  • According to ICD
  • 10 coding guidelines, E71
  • 53 should be used when the specific peroxisomal disorder does not fall under more defined categories
  • Coders must ensure that the diagnosis is supported by clinical documentation and that other potential conditions have been ruled out

Exclusion Criteria

Do NOT use E71.53 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

81200CPT Code

Genetic testing for peroxisomal disorders

Clinical Scenario

Used when genetic testing is performed to confirm a diagnosis of E71.53.

Documentation Requirements

Documentation of clinical indications for testing and results.

Specialty Considerations

Genetic specialists should ensure that all relevant family history is documented.

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 diagnoses and treatment plans. E71.53 provides a broader category for conditions that may not fit neatly into other classifications, allowing for better tracking and management of these rare disorders.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of peroxisomal disorders, improving the accuracy of diagnoses and treatment plans. E71.53 provides a broader category for conditions that may not fit neatly into other classifications, allowing for better tracking and management of these rare disorders.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of peroxisomal disorders, improving the accuracy of diagnoses and treatment plans. E71.53 provides a broader category for conditions that may not fit neatly into other classifications, allowing for better tracking and management of these rare disorders.

Resources

Clinical References

  • •
    National Organization for Rare Disorders (NORD)
  • •
    Genetics Home Reference

Coding & Billing References

  • •
    National Organization for Rare Disorders (NORD)
  • •
    Genetics Home Reference

Frequently Asked Questions

What are the common symptoms of peroxisomal disorders?

Common symptoms include developmental delays, hypotonia, seizures, liver dysfunction, and neurological impairment. The specific symptoms can vary widely depending on the type of peroxisomal disorder.

How is a peroxisomal disorder diagnosed?

Diagnosis typically involves a combination of clinical evaluation, biochemical testing to assess enzyme activity, and genetic testing to identify mutations in peroxisomal biogenesis genes.