Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes C00-D49 – Neoplasms (C00-D49) > 2024 ICD-10-CM Codes C30-C39 – Malignant neoplasms of respiratory and intrathoracic organs (C30-C39) > 2024 ICD-10-CM Codes C34 – Malignant neoplasm of bronchus and lung (C34) > 2024 ICD-10-CM Codes C34.0 – Malignant neoplasm of main bronchus (C34.0)