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Billing and Coding: MolDX: Molecular Biomarkers for Risk Stratification of Indeterminate Pulmonary Nodules Following Bronchoscopy
A59505
Effective: September 22, 2024
Updated: December 31, 2025
Policy Summary
This billing/coding guidance requires molecular biomarker testing for risk stratification of indeterminate pulmonary nodules following bronchoscopy to be billed with CPT 81479, using one unit of service and limited to a single billed test per patient. The DEX Z-Code identifier must be entered adjacent to the CPT code in specified claim fields for Part A and Part B (see Loop 2400/SV101-7/Item 19 for Part B; SV202-7/Block 80 for Part A) and the appropriate ICD-10-CM diagnosis code must be reported; do not add extra characters to the SV101-7 DEX Z-Code entry.
Coverage Criteria Preview
Key requirements from the full policy
"Molecular biomarker testing for risk stratification of indeterminate pulmonary nodules following bronchoscopy."
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