C26.0 is the authoritative medical code for Malignant neoplasm of intestinal tract, part unspecified. This classification is used in medical billing and clinical recording to specify the clinical criteria for malignant neoplasm of intestinal tract, part unspecified (ICD-10-CM C26.0), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Sequencing, inclusion, and exclusion notes published for C26.0 in the official ICD-10-CM tabular list.
Alternative terms the tabular list files under this code.
Conditions that can never be reported with this code; the two are mutually exclusive.
Conditions not covered by this code, but which may be reported alongside it when both are present.
Per Excludes1 instructions, C26.0 must not be reported with: malignant neoplasm of peritoneum and retroperitoneum (C48.-); Kaposi's sarcoma of gastrointestinal sites (C46.4).
Per Excludes2 instructions, C26.0 and the following may both be reported when both are present: gastrointestinal stromal tumors (C49.A-).
Malignant neoplasm of intestinal tract, part unspecified includes: Malignant neoplasm of intestine NOS.
Official ICD-10-CM classifications in the same code family as C26.0, with their registry titles.
Anatomical sites from the official ICD-10-CM Table of Neoplasms that map to this code, with the matching behavior column.
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures: