C34Malignant neoplasm of bronchus and lung
ICD-10-CM category (non-billable header) code — part of Malignant neoplasms of respiratory and intrathoracic organs (C30-C39)
Coding Notes
Excludes1 (never code both together)
- Kaposi's sarcoma of lung (C46.5-)
- malignant carcinoid tumor of the bronchus and lung (C7A.090)
Use Additional Code
- code to identify:
- exposure to environmental tobacco smoke (Z77.22)
- exposure to tobacco smoke in the perinatal period (P96.81)
- history of tobacco dependence (Z87.891)
- occupational exposure to environmental tobacco smoke (Z57.31)
- tobacco dependence (F17.-)
- tobacco use (Z72.0)
Subcategories (6)
- C34.0 Malignant neoplasm of main bronchus
- C34.1 Malignant neoplasm of upper lobe, bronchus or lung
- C34.2 Malignant neoplasm of middle lobe, bronchus or lung
- C34.3 Malignant neoplasm of lower lobe, bronchus or lung
- C34.8 Malignant neoplasm of overlapping sites of bronchus and lung
- C34.9 Malignant neoplasm of unspecified part of bronchus or lung