C34.90
✓ BillableMalignant neoplasm of unspecified part of unspecified bronchus or lung
Neoplasms (C00-D49)
Also Known As
Lung cancer NOS
✅ No additional coding notes for C34.90
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Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)