C23Billable
Malignant neoplasm of gallbladder
- Chapter
- 2. Neoplasms
- Category
- C23
- Effective date
- October 1, 2026
Frequently asked questions
What is ICD-10 code C23?
C23 is an ICD-10-CM diagnosis code for Malignant neoplasm of gallbladder.
Is C23 a billable code?
Yes. C23 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is C23 in?
C23 falls under Chapter 2: Neoplasms.
When did C23 become effective?
C23 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.