C34
Non-billableMalignant neoplasm of bronchus and lung
Malignant neoplasm of bronchus and lung
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- malignant neoplasm of middle ear
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- •mesotheliomaC45
- •Kaposi's sarcoma of lungC46.5
- malignant carcinoid tumor of the bronchus and lung (C7A.090)
Use Additional Code
Additional codes that should follow this code
Child Codes (6)
C34.0Malignant neoplasm of main bronchus
C34.1Malignant neoplasm of upper lobe, bronchus or lung
C34.2Malignant neoplasm of middle lobe, bronchus or lung
C34.3Malignant neoplasm of lower lobe, bronchus or lung
C34.8Malignant neoplasm of overlapping sites of bronchus and lung
C34.9Malignant neoplasm of unspecified part of bronchus or lung
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(2)
Frequently Asked Questions
What is the ICD-10 code for malignant neoplasm of bronchus and lung?
The ICD-10-CM code for malignant neoplasm of bronchus and lung is C34. The full clinical description is "Malignant neoplasm of bronchus and lung". C34 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code C34 mean?
ICD-10-CM code C34 represents “Malignant neoplasm of bronchus and lung”. It is classified under Chapter 2: Neoplasms and is a non-billable header code. Use a more specific child code for billing purposes.
Is C34 a billable code?
No, C34 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 6 child codes under C34.
What chapter is C34 in?
C34 is in Chapter 2: Neoplasms (codes C00-D49).
What codes cannot be used with C34?
C34 has Excludes1 notes indicating codes that cannot be used together with it, including: mesothelioma (C45.-); Kaposi's sarcoma of lung (C46.5-); malignant carcinoid tumor of the bronchus and lung (C7A.090).
What are the subcategories under C34?
C34 has 6 child codes, including: 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), and 2 more.
Are additional codes required with C34?
Yes, when using C34, also report: ; 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).
What are the UMLS CUIs for C34?
C34 is linked to 1 UMLS Concept Unique Identifier: C0348343. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does C34 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like malignant neoplasm of bronchus and lung affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of C34?
C34 maps to the ICD-11 code: 2C25.Z (Malignant neoplasms of bronchus or lung, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.