All ICD10 Codes

C24

Non-Billable
ChapterC00–D49
Rankcategory
Official Description

Malignant neoplasm of other and unspecified parts of biliary tract

Use a more specific code (4 billable)
C24.0Malignant neoplasm of extrahepatic bile ductC24.1Malignant neoplasm of ampulla of VaterC24.8Malignant neoplasm of overlapping sites of biliary tractC24.9Malignant neoplasm of biliary tract, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 2: Neoplasms (C00-D49).

C15-C26 Parent Instructions

Excludes1(Not coded here. Use a different code.)
  • Kaposi's sarcoma of gastrointestinal sites (C46.4)
Excludes2(Not included here. Code separately if applicable.)
  • gastrointestinal stromal tumors (C49.A-)

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • malignant neoplasm of intrahepatic bile duct (C22.1)

Clinical Hierarchy

BillableHas subcodes
CH2Neoplasms (C00-D49)
C15-C26Malignant neoplasms of digestive organs (C15-C26)
C24Malignant neoplasm of other and unspecified parts of biliary tractNot billable
C24.0Malignant neoplasm of extrahepatic bile ductBillable
C24.1Malignant neoplasm of ampulla of VaterBillable
C24.8Malignant neoplasm of overlapping sites of biliary tractBillable
C24.9Malignant neoplasm of biliary tract, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to C24:

blockC15-C26
Malignant neoplasms of digestive organs (C15-C26)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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