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v1.0.0
ICD-10 Guide
ICD-10 CodesE71.540

E71.540

Billable

Rhizomelic chondrodysplasia punctata

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

Code Description

ICD-10 E71.540 is a billable code used to indicate a diagnosis of rhizomelic chondrodysplasia punctata.

Key Diagnostic Point:

Rhizomelic chondrodysplasia punctata (RCP) is a rare genetic disorder characterized by skeletal dysplasia, particularly affecting the proximal segments of the limbs (rhizomelia). This condition is caused by a deficiency in the enzyme 2-hydroxyacyl-CoA lyase, which is involved in the metabolism of certain fatty acids. Patients with RCP typically present with short stature, disproportionate limb shortening, and distinctive facial features. Other clinical manifestations may include cataracts, skin lesions, and neurological deficits. The diagnosis is often confirmed through genetic testing, which identifies mutations in the GNPAT gene. Management of RCP is symptomatic and supportive, focusing on improving quality of life and addressing specific complications. Early intervention with physical therapy and orthopedic management can help optimize mobility and function. Due to the rarity of this condition, awareness among healthcare providers is crucial for timely diagnosis and appropriate care.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Rarity of the condition leading to limited familiarity among coders
  • Need for precise documentation of clinical features and genetic testing results
  • Potential for misclassification with other skeletal dysplasias
  • Variability in presentation and associated symptoms

Audit Risk Factors

  • Inadequate documentation of genetic testing results
  • Failure to specify associated symptoms or complications
  • Misinterpretation of clinical features leading to incorrect coding
  • Lack of interdisciplinary notes that support the diagnosis

Specialty Focus

Medical Specialties

Genetics

Documentation Requirements

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

Common Clinical Scenarios

Patients presenting with skeletal abnormalities and family history of genetic disorders.

Billing Considerations

Ensure genetic testing results are clearly documented to support the diagnosis.

Pediatrics

Documentation Requirements

Growth charts, developmental milestones, and physical examination findings.

Common Clinical Scenarios

Infants or children with disproportionate limb shortening and developmental delays.

Billing Considerations

Document any referrals to specialists for comprehensive management.

Coding Guidelines

Inclusion Criteria

Use E71.540 When
  • Follow the official ICD
  • CM coding guidelines, ensuring accurate documentation of the condition's clinical features and any associated complications
  • Include genetic testing results when available

Exclusion Criteria

Do NOT use E71.540 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

81228CPT Code

Genetic testing for GNPAT mutations

Clinical Scenario

Used when confirming a diagnosis of RCP.

Documentation Requirements

Include genetic counseling notes and test results.

Specialty Considerations

Genetic specialists should ensure comprehensive documentation.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of rare conditions like RCP, improving data accuracy and facilitating better patient management.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of rare conditions like RCP, improving data accuracy and facilitating better patient management.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of rare conditions like RCP, improving data accuracy and facilitating better patient management.

Resources

Clinical References

  • •
    National Organization for Rare Disorders (NORD)

Coding & Billing References

  • •
    National Organization for Rare Disorders (NORD)

Frequently Asked Questions

What is the primary cause of Rhizomelic chondrodysplasia punctata?

RCP is primarily caused by a deficiency in the enzyme 2-hydroxyacyl-CoA lyase, which affects fatty acid metabolism.