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v1.0.0
ICD-10 Guide
ICD-10 CodesQ92.8

Q92.8

Billable

Other specified trisomies and partial trisomies of autosomes

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

Code Description

ICD-10 Q92.8 is a billable code used to indicate a diagnosis of other specified trisomies and partial trisomies of autosomes.

Key Diagnostic Point:

Q92.8 encompasses a variety of congenital conditions resulting from the presence of an extra chromosome or a partial extra chromosome in the autosomes, which are the non-sex chromosomes. These chromosomal abnormalities can lead to a range of developmental and physical challenges, depending on the specific chromosomes involved and the extent of the trisomy or partial trisomy. Unlike well-known syndromes such as Down syndrome (Trisomy 21), Edwards syndrome (Trisomy 18), and Patau syndrome (Trisomy 13), this code is used for less common trisomies that do not fall into these categories. Clinical manifestations may include growth delays, intellectual disabilities, and various physical anomalies. Diagnosis typically involves karyotyping and genetic testing, which can confirm the presence of the abnormal chromosomal pattern. Management of these conditions often requires a multidisciplinary approach, including pediatricians, geneticists, and other specialists to address the diverse needs of affected individuals.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of possible chromosomal abnormalities under this code
  • Need for precise genetic testing documentation
  • Differentiation from more common trisomies
  • Potential for overlapping symptoms with other congenital conditions

Audit Risk Factors

  • Inadequate documentation of genetic testing results
  • Misclassification of trisomy types
  • Failure to specify the exact chromosomal abnormality
  • Inconsistent use of related codes

Specialty Focus

Medical Specialties

Pediatrics

Documentation Requirements

Pediatric documentation should include growth parameters, developmental milestones, and any associated physical anomalies.

Common Clinical Scenarios

Common scenarios include routine pediatric evaluations, referrals for developmental delays, and management of associated health issues.

Billing Considerations

Coders should ensure that all relevant clinical findings and interventions are documented to support the diagnosis.

Genetics

Documentation Requirements

Genetic documentation must include detailed karyotype results, family history, and any genetic counseling notes.

Common Clinical Scenarios

Scenarios often involve genetic counseling sessions, prenatal testing discussions, and postnatal evaluations of chromosomal abnormalities.

Billing Considerations

Accurate coding requires understanding the specific genetic implications of the trisomy or partial trisomy.

Coding Guidelines

Inclusion Criteria

Use Q92.8 When
  • Official coding guidelines for congenital and chromosomal conditions emphasize the importance of specificity in documentation, including the need for genetic testing results and clinical findings that support the diagnosis

Exclusion Criteria

Do NOT use Q92.8 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

81228CPT Code

Chromosomal analysis, karyotype

Clinical Scenario

Used for confirming the diagnosis of trisomy or partial trisomy.

Documentation Requirements

Documentation must include the reason for testing and results.

Specialty Considerations

Geneticists should ensure that the testing aligns with clinical findings.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of congenital and chromosomal conditions, improving the accuracy of diagnoses and facilitating better patient management.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of congenital and chromosomal conditions, improving the accuracy of diagnoses and facilitating better patient management.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of congenital and chromosomal conditions, improving the accuracy of diagnoses and facilitating better patient management.

Resources

Clinical References

  • •
    Genetics Home Reference

Coding & Billing References

  • •
    Genetics Home Reference

Frequently Asked Questions

What is the significance of coding Q92.8?

Coding Q92.8 is crucial for accurately capturing the complexity of less common trisomies and partial trisomies, ensuring that affected individuals receive appropriate care and resources.