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ICD-10 Guide
ICD-10 CodesChapter 1: Certain infectious and parasitic diseasesA30.3

A30.3

Billable

Leprosy, tuberculoid

Chapter 1:Certain infectious and parasitic diseases

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

Code Description

ICD-10 A30.3 is a billable code used to indicate a diagnosis of leprosy, tuberculoid.

Key Diagnostic Point:

Tuberculoid leprosy is a form of leprosy characterized by a strong immune response to the Mycobacterium leprae bacteria, leading to localized skin lesions and nerve damage. Patients typically present with one or more hypopigmented or erythematous skin patches that may be numb due to peripheral nerve involvement. The lesions are often well-defined and may exhibit hair loss. Tuberculoid leprosy is less contagious than other forms of leprosy, such as lepromatous leprosy, due to the robust immune response that limits the spread of the bacteria. Diagnosis is primarily clinical, supported by skin smears or biopsies showing granulomatous inflammation and acid-fast bacilli. Treatment involves multi-drug therapy (MDT) with rifampicin and dapsone, typically administered for 6-12 months. Early diagnosis and treatment are crucial to prevent disability and complications associated with nerve damage. Resistance to treatment is rare, but monitoring for adverse effects and adherence to therapy is essential for successful outcomes.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiation from other forms of leprosy
  • Need for accurate clinical documentation
  • Potential for misclassification with other skin conditions
  • Variability in presentation among patients

Audit Risk Factors

  • Inadequate documentation of clinical findings
  • Failure to document treatment adherence
  • Misdiagnosis due to overlapping symptoms with other conditions
  • Lack of follow-up documentation

Specialty Focus

Medical Specialties

Infectious Disease

Documentation Requirements

Detailed clinical notes on symptoms, diagnostic tests, and treatment plans.

Common Clinical Scenarios

Diagnosis and management of leprosy cases, monitoring treatment response.

Billing Considerations

Ensure accurate documentation of the immune response and any complications.

Dermatology

Documentation Requirements

Photographic evidence of skin lesions, biopsy results, and treatment history.

Common Clinical Scenarios

Evaluation of skin lesions suspected to be leprosy, management of skin manifestations.

Billing Considerations

Differentiation from other dermatological conditions is crucial.

Coding Guidelines

Inclusion Criteria

Use A30.3 When
  • Follow the official ICD
  • CM coding guidelines, ensuring that the diagnosis is supported by clinical documentation
  • Include details on the type of leprosy and any associated complications

Exclusion Criteria

Do NOT use A30.3 When
  • Exclude conditions that do not meet the criteria for tuberculoid leprosy

Related ICD-10 Codes

Related CPT Codes

88305CPT Code

Pathology examination of skin biopsy

Clinical Scenario

Used when a biopsy is performed to confirm diagnosis.

Documentation Requirements

Include detailed pathology report and clinical notes.

Specialty Considerations

Ensure the biopsy is linked to the diagnosis of leprosy.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of leprosy types, improving data accuracy and treatment tracking. A30.3 provides clarity in documenting tuberculoid leprosy, which aids in epidemiological studies and resource allocation.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of leprosy types, improving data accuracy and treatment tracking. A30.3 provides clarity in documenting tuberculoid leprosy, which aids in epidemiological studies and resource allocation.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of leprosy types, improving data accuracy and treatment tracking. A30.3 provides clarity in documenting tuberculoid leprosy, which aids in epidemiological studies and resource allocation.

Resources

Clinical References

  • •
    World Health Organization - Leprosy

Coding & Billing References

  • •
    World Health Organization - Leprosy

Frequently Asked Questions

What is the primary treatment for tuberculoid leprosy?

The primary treatment for tuberculoid leprosy is multi-drug therapy (MDT) consisting of rifampicin and dapsone, typically administered for 6-12 months.