C24
Non-billableMalignant neoplasm of other and unspecified parts of biliary tract
C24 is the ICD-10-CM code for Malignant neoplasm of other and unspecified parts of biliary tract. It is a non-billable category code — use a more specific child code such as C24.0 for billing.
- Status
- Header (non-billable)
- Chapter
- C00-D49
- Subcodes
- 4
- Edition
- FY2026
C00-D49 Neoplasms
What this means — in plain language
MedlinePlus · NIHYour liver makes a digestive juice called bile. Your gallbladder stores it between meals. When you eat, your gallbladder pushes the bile into tubes called bile ducts . They carry the bile to your small intestine. The bile helps break down fat. It also helps the liver get rid of toxins and wastes. Bile duct cancer is rare. It can happen in the parts of the bile ducts that are outside or inside the liver. Cancer of…
Read more about Bile Duct Cancer at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Excludes1 — not coded here
- •malignant neoplasm of intrahepatic bile duct (C22.1)
Medications indicated for this condition
FDA labeling- DurvalumabProgrammed Death Ligand-1 Blocker [EPC]›
- FutibatinibKinase Inhibitor [EPC]›
- IvosidenibIsocitrate Dehydrogenase 1 Inhibitor [EPC]›
- ZanidatamabBispecific HER2-directed Antibody [EPC]›
- Zenocutuzumab›
Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.
Frequently asked questions
- What is ICD-10 code C24?
- C24 is the ICD-10-CM code for "Malignant neoplasm of other and unspecified parts of biliary tract". It falls under C00-D49 Neoplasms.
- Is C24 a billable code?
- No — C24 is a non-billable header code. Use a more specific child code (such as C24.0) for billing.
- What is excluded from C24?
- Excludes1 (not coded here): malignant neoplasm of intrahepatic bile duct (C22.1).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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