C24
Non-billableMalignant neoplasm of other and unsp parts of biliary tract
Malignant neoplasm of other and unspecified parts of biliary tract
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
Child Codes (4)
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 other and unsp parts of biliary tract?
The ICD-10-CM code for malignant neoplasm of other and unsp parts of biliary tract is C24. The full clinical description is "Malignant neoplasm of other and unspecified parts of biliary tract". C24 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code C24 mean?
ICD-10-CM code C24 represents “Malignant neoplasm of other and unspecified parts of biliary tract”. It is classified under Chapter 2: Neoplasms and is a non-billable header code. Use a more specific child code for billing purposes.
Is C24 a billable code?
No, C24 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 4 child codes under C24.
What chapter is C24 in?
C24 is in Chapter 2: Neoplasms (codes C00-D49).
What codes cannot be used with C24?
C24 has Excludes1 notes indicating codes that cannot be used together with it, including: Kaposi's sarcoma of gastrointestinal sites (C46.4); malignant neoplasm of intrahepatic bile duct (C22.1).
What are the subcategories under C24?
C24 has 4 child codes, including: C24.0 (Malignant neoplasm of extrahepatic bile duct), C24.1 (Malignant neoplasm of ampulla of Vater), C24.8 (Malignant neoplasm of overlapping sites of biliary tract), C24.9 (Malignant neoplasm of biliary tract, unspecified).
What are the UMLS CUIs for C24?
C24 is linked to 1 UMLS Concept Unique Identifier: C0494147. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does C24 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like malignant neoplasm of other and unsp parts of biliary tract 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 C24?
C24 maps to the ICD-11 code: 2C17.Z (Malignant neoplasms of other or unspecified parts of biliary tract, 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.