C26 ICD-10-CM Code: Malignant neoplasm of other and ill-defined digestive organs
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Official description
C26Malignant neoplasm of other and ill-defined digestive organs
ICD-10-CM diagnosis code · United States clinical modification
Where C26 sits
- 1
Chapter 2
Neoplasms (C00-D49)
- 2
Section
Malignant neoplasms of digestive organs (C15-C26)
- 3
Category C26
Malignant neoplasm of other and ill-defined digestive organs
- 4
Code C26
Malignant neoplasm of other and ill-defined digestive organs
Codes under C26
C26 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Notes for this code
Inclusion terms
No inclusion terms are listed for C26.
Code first
No “code first” instruction is listed for C26.
Use additional code
No “use additional code” instruction is listed for C26.
Excludes1
Conditions that should not be reported together with this code.
- malignant neoplasm of peritoneum and retroperitoneum (C48.-)
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for C26.
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Frequently asked questions
What does ICD-10-CM code C26 mean?
C26 is the FY 2027 U.S. ICD-10-CM code for “Malignant neoplasm of other and ill-defined digestive organs.”
Is C26 a billable or specific ICD-10-CM code?
No. C26 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is C26 located in ICD-10-CM?
C26 is listed in Chapter 2, Neoplasms (C00-D49), within Malignant neoplasms of digestive organs (C15-C26) (C15–C26), under category C26, Malignant neoplasm of other and ill-defined digestive organs.
What coding notes are listed for C26?
No inclusion terms are listed for C26 in this reference record. No code-first instruction is listed. Excludes1 notes: malignant neoplasm of peritoneum and retroperitoneum (C48.-). No Excludes2 note is listed.