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v1.0.0
ICD-10 Guide
ICD-10 CodesJ66.0

J66.0

Byssinosis

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/06/2025

Code Description

ICD-10 J66.0 is a billable code used to indicate a diagnosis of byssinosis.

Key Diagnostic Point:

Byssinosis, commonly referred to as 'brown lung disease,' is a respiratory condition caused by the inhalation of cotton dust, flax, or hemp fibers, primarily affecting workers in textile industries. Clinically, patients may present with symptoms such as chest tightness, coughing, and shortness of breath, particularly after exposure to these dusts. The condition primarily affects the lungs, leading to inflammation and fibrosis over time. The disease progression can vary, with some individuals developing chronic respiratory issues while others may experience acute symptoms that resolve with reduced exposure. Diagnostic considerations include a thorough occupational history, pulmonary function tests, and imaging studies to assess lung function and rule out other conditions. The diagnosis is often confirmed through a combination of clinical findings and exposure history, emphasizing the importance of recognizing occupational hazards in respiratory health.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity: Requires detailed occupational history and symptom correlation.
  • Treatment complexity: Management may involve environmental controls and symptomatic treatment.
  • Documentation requirements: Must include exposure history and clinical findings.
  • Coding specificity: Specific to byssinosis, but may require differentiation from other respiratory conditions.

Audit Risk Factors

  • Common coding errors: Misclassification with other respiratory diseases.
  • Documentation gaps: Incomplete occupational exposure history.
  • Billing challenges: Difficulty in proving causation between exposure and symptoms.

Specialty Focus

Medical Specialties

Pulmonology

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Occupational Medicine

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Related CPT Codes

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Byssinosis has significant clinical implications, particularly for workers in the textile industry, affecting their respiratory health and quality of life. The condition can lead to chronic respiratory diseases, increasing healthcare utilization and costs. Epidemiologically, byssinosis highlights the importance of occupational health regulations and preventive measures to reduce exposure to harmful dusts, ultimately improving population health outcomes and workplace safety.

ICD-9 vs ICD-10

Byssinosis has significant clinical implications, particularly for workers in the textile industry, affecting their respiratory health and quality of life. The condition can lead to chronic respiratory diseases, increasing healthcare utilization and costs. Epidemiologically, byssinosis highlights the importance of occupational health regulations and preventive measures to reduce exposure to harmful dusts, ultimately improving population health outcomes and workplace safety.

Reimbursement & Billing Impact

Reimbursement may depend on demonstrating the link between exposure and the respiratory condition. Common denials may arise from insufficient documentation or failure to establish causation. It is crucial to ensure that all relevant clinical notes, diagnostic tests, and treatment plans are well-documented to support the claim. Best practices include using specific codes for occupational diseases and ensuring that the medical necessity for treatment is clearly articulated in the documentation.

Resources

Clinical References

  • •
    ICD-10 Official Guidelines for J00-J99
  • •
    Clinical Documentation Requirements

Coding & Billing References

  • •
    ICD-10 Official Guidelines for J00-J99
  • •
    Clinical Documentation Requirements

Frequently Asked Questions

What specific conditions are covered by J66.0?

J66.0 specifically covers byssinosis, which is linked to the inhalation of cotton, flax, or hemp dust. It is characterized by respiratory symptoms that worsen with exposure to these materials.

When should J66.0 be used instead of related codes?

J66.0 should be used when the patient has a confirmed diagnosis of byssinosis due to occupational exposure to cotton or similar fibers, differentiating it from other respiratory conditions that may not have this specific exposure history.

What documentation supports J66.0?

Documentation should include a detailed occupational history, symptom onset and progression, results from pulmonary function tests, and any imaging studies that support the diagnosis of byssinosis.