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ICD-10 Coding for Pulmonary Tuberculosis(A15.0, Z11.1)

Complete ICD-10-CM coding and documentation guide for Pulmonary Tuberculosis. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

PTBTuberculosis of the LungLung TB

Related ICD-10 Code Ranges

Complete code families applicable to Pulmonary Tuberculosis

A15-A19Primary Range

Tuberculosis

This range includes all forms of tuberculosis, with A15.0 specifically for pulmonary tuberculosis confirmed by bacteriological and histological examination.

Special screening and carrier status codes

Includes codes for screening and latent tuberculosis infection, such as Z11.1 for screening and Z22.7 for carrier status.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
A15.0Tuberculosis of lung, confirmed by sputum microscopy with or without cultureUse when pulmonary tuberculosis is confirmed by laboratory tests.
  • Positive sputum culture for Mycobacterium tuberculosis
  • Radiographic evidence of pulmonary involvement
Z11.1Encounter for screening for respiratory tuberculosisUse for encounters specifically for TB screening.
  • Screening test results such as TST or IGRA

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for pulmonary tuberculosis

Essential facts and insights about Pulmonary Tuberculosis

The ICD-10 code for pulmonary tuberculosis confirmed by sputum microscopy is A15.0.

Primary ICD-10-CM Codes for pulmonary tuberculosis

Tuberculosis of lung, confirmed by sputum microscopy with or without culture
Billable Code

Decision Criteria

clinical Criteria

  • Confirmed positive sputum culture for Mycobacterium tuberculosis

documentation Criteria

  • Detailed documentation of laboratory and radiographic findings

Applicable To

  • Pulmonary tuberculosis confirmed by sputum culture

Excludes

  • Latent tuberculosis (Z22.7)

Clinical Validation Requirements

  • Positive sputum culture for Mycobacterium tuberculosis
  • Radiographic evidence of pulmonary involvement

Code-Specific Risks

  • Incorrectly coding latent TB as active TB

Coding Notes

  • Ensure microbiological confirmation before coding A15.0.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Cough

R05
Use to document symptoms associated with active TB.

Fever, unspecified

R50.9
Use to document fever associated with active TB.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Carrier of infectious disease

Z22.7
Use Z22.7 for latent TB infection without active disease.

Tuberculosis of lung

A15.0
Use A15.0 when TB is confirmed, not just screened.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Pulmonary Tuberculosis to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code A15.0.

Impact

Clinical: Incomplete clinical picture, Regulatory: Non-compliance with documentation standards, Financial: Potential claim denials

Mitigation Strategy

Always include CXR results in documentation, Review documentation checklist before submission

Impact

Reimbursement: Incorrect reimbursement due to misclassification, Compliance: Non-compliance with coding guidelines, Data Quality: Inaccurate health data reporting

Mitigation Strategy

Use A15.0 for confirmed cases of active pulmonary TB.

Impact

Risk of miscoding active TB as screening or latent TB.

Mitigation Strategy

Implement regular training on TB coding guidelines.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Pulmonary Tuberculosis, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Pulmonary Tuberculosis

Use these documentation templates to ensure complete and accurate documentation for Pulmonary Tuberculosis. These templates include all required elements for proper coding and billing.

Active Pulmonary TB Diagnosis

Specialty: Pulmonology

Required Elements

  • Patient symptoms
  • Sputum culture results
  • Radiographic findings
  • Treatment plan

Example Documentation

Patient presents with cough, fever, and weight loss. Sputum culture positive for MTB. CXR shows cavitary lesions. Initiate RIPE therapy.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient has TB.
Good Documentation Example
Patient diagnosed with pulmonary TB confirmed by positive sputum culture and CXR showing cavitary lesions.
Explanation
The good example provides specific diagnostic evidence and imaging findings.

Need help with ICD-10 coding for Pulmonary Tuberculosis? Ask your questions below.

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