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v1.0.0
ICD-10 Guide
ICD-10 CodesD19.9

D19.9

Billable

Benign neoplasm of mesothelial tissue, unspecified

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

Code Description

ICD-10 D19.9 is a billable code used to indicate a diagnosis of benign neoplasm of mesothelial tissue, unspecified.

Key Diagnostic Point:

Benign neoplasms of mesothelial tissue, such as those found in the pleura, peritoneum, or pericardium, are generally non-cancerous growths that arise from mesothelial cells. These neoplasms can present as localized masses and may be asymptomatic or cause symptoms depending on their size and location. Common types include benign mesothelioma and cysts. While benign, these neoplasms require careful monitoring due to the potential for complications, such as obstruction or pressure on adjacent structures. Surveillance is essential to ensure that these neoplasms do not exhibit malignant transformation, although this is rare. Diagnosis typically involves imaging studies and histopathological examination. Treatment may include surgical excision if symptomatic or if there is uncertainty regarding the diagnosis. Accurate coding is crucial for appropriate management and follow-up care.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in clinical presentation and symptoms
  • Need for precise documentation of tumor characteristics
  • Differentiation from malignant neoplasms
  • Potential for misclassification with other neoplasms

Audit Risk Factors

  • Inadequate documentation of tumor characteristics
  • Failure to document follow-up care and surveillance
  • Misclassification with malignant neoplasms
  • Lack of clarity in the clinical scenario

Specialty Focus

Medical Specialties

Oncology

Documentation Requirements

Detailed pathology reports and imaging studies must be included.

Common Clinical Scenarios

Patients presenting with incidental findings on imaging or symptomatic cases requiring surgical intervention.

Billing Considerations

Ensure clear differentiation from malignant neoplasms in documentation.

Pulmonology

Documentation Requirements

Pulmonary function tests and imaging results should be documented.

Common Clinical Scenarios

Patients with pleural effusions or masses found during routine imaging.

Billing Considerations

Document any respiratory symptoms and their relation to the neoplasm.

Coding Guidelines

Inclusion Criteria

Use D19.9 When
  • Follow the official ICD
  • CM coding guidelines, ensuring accurate documentation of the neoplasm's characteristics and any related symptoms
  • Include details on the location and size of the neoplasm

Exclusion Criteria

Do NOT use D19.9 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

32551CPT Code

Pleural biopsy

Clinical Scenario

Used when a pleural mass is biopsied to confirm diagnosis.

Documentation Requirements

Pathology report and imaging studies must be included.

Specialty Considerations

Oncology and Pulmonology should ensure clear documentation of findings.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of benign neoplasms, improving the accuracy of data collection and reimbursement processes. D19.9 provides a clear classification for benign mesothelial neoplasms, which aids in clinical management and research.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of benign neoplasms, improving the accuracy of data collection and reimbursement processes. D19.9 provides a clear classification for benign mesothelial neoplasms, which aids in clinical management and research.

Reimbursement & Billing Impact

reimbursement processes. D19.9 provides a clear classification for benign mesothelial neoplasms, which aids in clinical management and research.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What is the significance of coding D19.9 accurately?

Accurate coding of D19.9 is crucial for proper patient management, ensuring appropriate follow-up and surveillance, and avoiding misclassification with malignant neoplasms, which can lead to inappropriate treatment and billing issues.