ICD-10 Logo
ICDxICD-10 Medical Coding
ICD-10 Logo
ICDxICD-10 Medical Coding
ICD 10 CodesDiagnoses
ICD 10 CodesDiagnoses
ICD-10 Logo
ICDxICD-10 Medical Coding

Comprehensive ICD-10-CM code reference with AI-powered search capabilities.

© 2025 ICD Code Compass. All rights reserved.

Browse

  • All Chapters
  • All Categories
  • Diagnoses

Tools

  • AI Code Search
ICD-10-CM codes are maintained by the CDC and CMS. This tool is for reference purposes only.
v1.0.0
ICD-10 Guide
ICD-10 CodesC78.2

C78.2

Billable

Secondary malignant neoplasm of pleura

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

Code Description

ICD-10 C78.2 is a billable code used to indicate a diagnosis of secondary malignant neoplasm of pleura.

Key Diagnostic Point:

C78.2 refers to secondary malignant neoplasms of the pleura, which are metastatic tumors that have spread to the pleural space from a primary malignancy located elsewhere in the body. The pleura is a double-layered membrane surrounding the lungs, and when cancer cells from another site invade this area, it can lead to pleural effusion, chest pain, and respiratory difficulties. Common primary cancers that metastasize to the pleura include lung, breast, and ovarian cancers. The diagnosis often involves imaging studies such as CT scans or MRIs, and may require a biopsy to confirm the presence of malignant cells. Staging of the disease is crucial, as it helps determine the extent of the metastasis and guides treatment options. Palliative care considerations are essential for managing symptoms and improving the quality of life for patients, particularly in advanced stages where curative treatment may not be feasible. Understanding the patient's overall health status and preferences is vital in developing a comprehensive care plan.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Determining the primary site of cancer can be challenging.
  • Documentation must clearly indicate metastatic disease.
  • Staging information is often required for accurate coding.
  • Palliative care considerations may complicate treatment coding.

Audit Risk Factors

  • Inadequate documentation of the primary cancer site.
  • Failure to document staging information.
  • Misclassification of primary vs. secondary neoplasms.
  • Lack of clarity in palliative care documentation.

Specialty Focus

Medical Specialties

Oncology

Documentation Requirements

Clear documentation of the primary cancer diagnosis, staging, and treatment plan.

Common Clinical Scenarios

Patients with known primary cancers presenting with pleural effusions or respiratory symptoms.

Billing Considerations

Ensure that the metastatic nature of the disease is well-documented to avoid misclassification.

Pulmonology

Documentation Requirements

Detailed respiratory assessments and imaging results to support the diagnosis of pleural involvement.

Common Clinical Scenarios

Patients with respiratory distress due to pleural effusion secondary to malignancy.

Billing Considerations

Documenting the extent of pleural involvement and any interventions performed.

Coding Guidelines

Inclusion Criteria

Use C78.2 When
  • According to ICD
  • 10 guidelines, C78
  • 2 should be used when there is clear documentation of a secondary malignant neoplasm of the pleura
  • It is important to ensure that the primary site of cancer is also documented, as this affects treatment and prognosis

Exclusion Criteria

Do NOT use C78.2 When
  • Exclusion criteria include cases where the pleural neoplasm is primary rather than secondary

Related ICD-10 Codes

Related CPT Codes

32554CPT Code

Thoracentesis, needle drainage of pleural effusion

Clinical Scenario

Used when a patient with C78.2 presents with pleural effusion requiring drainage.

Documentation Requirements

Document the indication for the procedure, including symptoms and imaging findings.

Specialty Considerations

Pulmonologists should ensure that the procedure is justified based on clinical findings.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of secondary malignancies, improving the accuracy of cancer registries and treatment planning. C78.2 provides a clear distinction for pleural metastasis, which is crucial for patient management.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of secondary malignancies, improving the accuracy of cancer registries and treatment planning. C78.2 provides a clear distinction for pleural metastasis, which is crucial for patient management.

Reimbursement & Billing Impact

reimbursement and compliance with payer requirements.

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 C78.2 accurately?

Accurate coding of C78.2 is crucial for appropriate treatment planning, reimbursement, and tracking of cancer outcomes. It ensures that patients receive the necessary palliative care and interventions for their metastatic disease.