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C34 Malignant neoplasm of bronchus and lung
BackC34.0Malignant neoplasm of main bronchusCategory3 →C34.00Malignant neoplasm of unspecified main bronchusCategoryC34.01Malignant neoplasm of right main bronchusCategoryC34.02Malignant neoplasm of left main bronchusCategoryC34.1Malignant neoplasm of upper lobe, bronchus or lungCategory3 →C34.10Malignant neoplasm of upper lobe, unspecified bronchus or lungCategoryC34.11Malignant neoplasm of upper lobe, right bronchus or lungCategoryC34.12Malignant neoplasm of upper lobe, left bronchus or lungCategoryC34.2Malignant neoplasm of middle lobe, bronchus or lungCategoryC34.3Malignant neoplasm of lower lobe, bronchus or lungCategory3 →C34.30Malignant neoplasm of lower lobe, unspecified bronchus or lungCategoryC34.31Malignant neoplasm of lower lobe, right bronchus or lungCategoryC34.32Malignant neoplasm of lower lobe, left bronchus or lungCategoryC34.8Malignant neoplasm of overlapping sites of bronchus and lungCategory3 →C34.80Malignant neoplasm of overlapping sites of unspecified bronchus and lungCategoryC34.81Malignant neoplasm of overlapping sites of right bronchus and lungCategoryC34.82Malignant neoplasm of overlapping sites of left bronchus and lungCategoryC34.9Malignant neoplasm of unspecified part of bronchus or lungCategory3 →C34.90Malignant neoplasm of unspecified part of unspecified bronchus or lungCategoryC34.91Malignant neoplasm of unspecified part of right bronchus or lungCategoryC34.92Malignant neoplasm of unspecified part of left bronchus or lungCategory
Category
C34
Malignant neoplasm of bronchus and lung
EXCLUDES
Excludes1: Kaposi's sarcoma of lung (C46.5-)
malignant carcinoid tumor of the bronchus and lung (C7A.090)
malignant carcinoid tumor of the bronchus and lung (C7A.090)
CODING RULE
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)
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)
- Chapter
- II · Neoplasms
- Section
- C30-C39
- Valid from
Source
CMS ICD-10-CM Tabular List, edition FY2026.