ICD-10-CM > C00-D49 > C30-C39 > C34 > C34.8 C34.8 Malignant neoplasm of overlapping sites of bronchus and lung Non-Billable/Non-Specific Codes C34.80Malignant neoplasm of overlapping sites of unspecified bronchus and lungC34.81Malignant neoplasm of overlapping sites of right bronchus and lungC34.82Malignant neoplasm of overlapping sites of left bronchus and lung