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ICD-10 Guide
ICD-10 CodesQ13.81

Q13.81

Billable

Rieger anomaly

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/11/2025

Code Description

ICD-10 Q13.81 is a billable code used to indicate a diagnosis of rieger anomaly.

Key Diagnostic Point:

Rieger anomaly is a congenital condition characterized by a spectrum of ocular malformations, primarily affecting the anterior segment of the eye. It is associated with abnormalities such as iris hypoplasia, corneal opacities, and dental anomalies. Patients may present with features including aniridia (absence of the iris), microphthalmia (abnormally small eyes), and other ocular defects. Rieger anomaly can also be linked to systemic conditions, including congenital heart defects and craniofacial anomalies. The condition is often diagnosed through a comprehensive ophthalmologic examination, which may reveal associated features such as glaucoma and other developmental eye disorders. Genetic counseling is recommended, as Rieger anomaly can be inherited in an autosomal dominant pattern, and mutations in the PITX2 gene have been implicated in its pathogenesis. Early intervention and multidisciplinary management are crucial for optimizing visual outcomes and addressing associated anomalies.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in clinical presentation and severity of symptoms
  • Need for detailed genetic evaluation and documentation
  • Potential association with other congenital anomalies
  • Differentiation from similar congenital conditions

Audit Risk Factors

  • Inadequate documentation of associated anomalies
  • Failure to capture genetic testing results
  • Misclassification with similar congenital conditions
  • Lack of clarity in the clinical narrative

Specialty Focus

Medical Specialties

Pediatrics

Documentation Requirements

Documentation should include detailed descriptions of ocular findings, associated congenital anomalies, and any interventions performed.

Common Clinical Scenarios

Common scenarios include routine pediatric examinations revealing ocular anomalies, referrals for genetic counseling, and management of associated conditions such as glaucoma.

Billing Considerations

Pediatric coders should ensure that all aspects of the patient's condition are documented, including developmental milestones and any interventions.

Genetics

Documentation Requirements

Genetic documentation must include family history, results of genetic testing, and any counseling provided to the family.

Common Clinical Scenarios

Scenarios may involve genetic counseling sessions for families with a history of Rieger anomaly or related conditions, and discussions about inheritance patterns.

Billing Considerations

Genetic coders should focus on the implications of genetic findings and ensure accurate coding of any syndromic associations.

Coding Guidelines

Inclusion Criteria

Use Q13.81 When
  • Coders should adhere to official ICD
  • 10 guidelines for congenital conditions, ensuring accurate documentation of the diagnosis, associated anomalies, and any relevant genetic information
  • It is essential to capture the full clinical picture to support the diagnosis

Exclusion Criteria

Do NOT use Q13.81 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

92014CPT Code

Ophthalmological examination, comprehensive

Clinical Scenario

Used for routine eye exams in patients with Rieger anomaly to monitor ocular health.

Documentation Requirements

Documentation must include findings from the comprehensive eye exam and any interventions performed.

Specialty Considerations

Ophthalmologists should ensure that all ocular findings are clearly documented to support coding.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of congenital conditions like Rieger anomaly, improving the accuracy of data collection and reimbursement processes.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of congenital conditions like Rieger anomaly, improving the accuracy of data collection and reimbursement processes.

Reimbursement & Billing Impact

reimbursement processes.

Resources

Clinical References

  • •
    American Academy of Pediatrics
  • •
    Genetics Home Reference

Coding & Billing References

  • •
    American Academy of Pediatrics
  • •
    Genetics Home Reference

Frequently Asked Questions

What is the significance of genetic testing in Rieger anomaly?

Genetic testing is crucial in Rieger anomaly as it helps confirm the diagnosis, identify potential inheritance patterns, and assess the risk of associated conditions. It also aids in family counseling and management strategies.