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v1.0.0
ICD-10 Guide
ICD-10 CodesQ89.3

Q89.3

Billable

Situs inversus

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

Code Description

ICD-10 Q89.3 is a billable code used to indicate a diagnosis of situs inversus.

Key Diagnostic Point:

Situs inversus is a congenital condition characterized by the transposition of the major visceral organs. In individuals with situs inversus, the heart, stomach, and other organs are positioned on the opposite side of the body compared to their normal anatomical locations. This condition can occur in isolation or as part of a syndrome, such as Kartagener syndrome, which includes situs inversus, bronchiectasis, and chronic sinusitis. The prevalence of situs inversus is approximately 1 in 10,000 births. While many individuals with situs inversus lead normal lives without significant health issues, they may be at increased risk for certain complications, such as congenital heart defects or gastrointestinal malformations. Diagnosis is typically made through imaging studies, such as ultrasound or CT scans, which reveal the atypical positioning of organs. Management may involve monitoring for associated conditions and addressing any complications that arise. Understanding the implications of situs inversus is crucial for pediatricians and geneticists, as it can influence surgical planning and long-term health outcomes.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in associated congenital anomalies
  • Need for detailed anatomical descriptions in documentation
  • Potential for misdiagnosis with other congenital conditions
  • Variability in clinical presentation and severity

Audit Risk Factors

  • Inadequate documentation of associated anomalies
  • Failure to specify the type of situs inversus (total vs. partial)
  • Misalignment with clinical findings in the medical record
  • Inconsistent coding across different healthcare providers

Specialty Focus

Medical Specialties

Pediatrics

Documentation Requirements

Pediatric documentation should include detailed descriptions of the child's growth, development, and any associated congenital conditions. It is essential to document any surgical interventions or complications.

Common Clinical Scenarios

Common scenarios include routine check-ups for children with situs inversus, evaluation for associated congenital heart defects, and preoperative assessments for surgical interventions.

Billing Considerations

Pediatric coders should be aware of the potential for growth and developmental delays in children with associated congenital anomalies.

Genetics

Documentation Requirements

Genetic documentation should include family history, genetic testing results, and any syndromic associations with situs inversus. Detailed phenotypic descriptions are crucial.

Common Clinical Scenarios

Genetic counseling sessions for families with a history of congenital anomalies, evaluations for syndromic conditions, and discussions regarding recurrence risks.

Billing Considerations

Genetic coders must ensure accurate coding of any chromosomal abnormalities that may co-occur with situs inversus.

Coding Guidelines

Inclusion Criteria

Use Q89.3 When
  • According to ICD
  • 10 coding guidelines, congenital conditions like situs inversus should be coded based on the specific anatomical and clinical details provided in the medical record
  • Coders should ensure that all associated conditions are documented and coded appropriately

Exclusion Criteria

Do NOT use Q89.3 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

99213CPT Code

Established patient office visit, Level 3

Clinical Scenario

Used for follow-up visits for patients with situs inversus and associated conditions.

Documentation Requirements

Documentation should include a review of systems, physical exam findings, and any updates on the patient's condition.

Specialty Considerations

Pediatricians should ensure that all relevant history and physical findings are documented to support the visit level.

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 situs inversus, improving the ability to capture associated anomalies and complications. This specificity enhances data collection and research opportunities.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of congenital conditions like situs inversus, improving the ability to capture associated anomalies and complications. This specificity enhances data collection and research opportunities.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of congenital conditions like situs inversus, improving the ability to capture associated anomalies and complications. This specificity enhances data collection and research opportunities.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What are the common complications associated with situs inversus?

Common complications include congenital heart defects, gastrointestinal malformations, and respiratory issues. Regular monitoring and follow-up care are essential to manage these potential complications.