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ICD-10 Guide
ICD-10 CodesC46.2

C46.2

Billable

Kaposi's sarcoma of palate

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

Code Description

ICD-10 C46.2 is a billable code used to indicate a diagnosis of kaposi's sarcoma of palate.

Key Diagnostic Point:

Kaposi's sarcoma (KS) is a vascular tumor that arises from endothelial cells and is characterized by the formation of purple or brown lesions on the skin and mucous membranes. When it occurs in the palate, it can present as a painful, raised lesion that may bleed easily. KS is most commonly associated with immunocompromised states, particularly in patients with HIV/AIDS. The lesions can vary in size and may be solitary or multiple. In the context of HIV, KS is considered an AIDS-defining illness, indicating a significant progression of the disease. The pathophysiology of KS involves the infection of endothelial cells by human herpesvirus 8 (HHV-8), leading to abnormal proliferation and angiogenesis. Diagnosis is typically made through clinical examination and biopsy of the lesions. Treatment options include antiretroviral therapy (ART) for HIV management, local therapies such as cryotherapy or laser therapy for lesion removal, and systemic therapies including chemotherapy or immunotherapy for more extensive disease. Early recognition and management are crucial to improve patient outcomes.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Requires understanding of HIV/AIDS association
  • Differentiation from other oral lesions
  • Knowledge of treatment modalities
  • Documentation of immunocompromised status

Audit Risk Factors

  • Inadequate documentation of HIV status
  • Failure to document lesion characteristics
  • Misclassification of lesions as benign
  • Lack of treatment documentation

Specialty Focus

Medical Specialties

Oncology

Documentation Requirements

Detailed documentation of lesion characteristics, treatment plans, and patient history.

Common Clinical Scenarios

Patients presenting with oral lesions, particularly in the context of HIV/AIDS.

Billing Considerations

Ensure accurate staging and grading of lesions for appropriate coding.

Infectious Disease

Documentation Requirements

Comprehensive history of HIV status, treatment adherence, and opportunistic infections.

Common Clinical Scenarios

Management of HIV-positive patients with opportunistic infections including KS.

Billing Considerations

Documenting the immunocompromised state is crucial for accurate coding.

Coding Guidelines

Inclusion Criteria

Use C46.2 When
  • Follow the official ICD
  • CM coding guidelines, ensuring accurate documentation of the patient's HIV status and the characteristics of the KS lesions
  • Include any relevant treatment information

Exclusion Criteria

Do NOT use C46.2 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

17000CPT Code

Destruction, malignant skin lesions

Clinical Scenario

Used when performing cryotherapy on KS lesions.

Documentation Requirements

Document the size, location, and number of lesions treated.

Specialty Considerations

Oncology specialists should ensure accurate coding based on treatment provided.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of Kaposi's sarcoma, improving data accuracy and facilitating better tracking of disease prevalence and treatment outcomes.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of Kaposi's sarcoma, improving data accuracy and facilitating better tracking of disease prevalence and treatment outcomes.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of Kaposi's sarcoma, improving data accuracy and facilitating better tracking of disease prevalence and treatment outcomes.

Resources

Clinical References

  • •
    Kaposi's Sarcoma Foundation

Coding & Billing References

  • •
    Kaposi's Sarcoma Foundation

Frequently Asked Questions

What is the significance of coding C46.2?

C46.2 is significant as it indicates the presence of Kaposi's sarcoma specifically in the palate, which is crucial for treatment planning and understanding the patient's overall health status, particularly in the context of HIV/AIDS.