C26.9 MALIGNANT NEOPLASM OF ILL-DEFINED SITES WITHIN THE DGSTV SYS

Code Information

Diagnosis Code: C26.9

Short Description: Malignant neoplasm of ill-defined sites within the dgstv sys

Long Description: Malignant neoplasm of ill-defined sites within the digestive system

Code Classification:

  • Neoplasms (C00–D48)
    • Malignant neoplasms of digestive organs (C15-C26)
      • Malignant neoplasm of other and ill-defined digestive organs (C26)
        • C26.9 Malignant neoplasm of ill-defined sites within the dgstv sys

Code Version: 2017 ICD-10-CM

Diagnostic Related Group(s)

The code C26.9 is grouped in the following Diagnostic Related Group(s) (MS-DRG v34.0)
  • Digestive Malignancy With Mcc (374)
  • Digestive Malignancy With Cc (375)
  • Digestive Malignancy Without Cc/mcc (376)

References to Index of Diseases and Injuries

The code C26.9 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Inclusion Terms:
    • Malignant neoplasm of alimentary canal or tract NOS
    • Malignant neoplasm of gastrointestinal tract NOS
  • Type 1 Excludes Notes:
    • malignant neoplasm of abdominal NOS (C76.2)
    • malignant neoplasm of intra-abdominal NOS (C76.2)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
C26.9 Right Arrow 159.8 Mal neo gi/intra-abd NEC
159.9 Mal neo GI tract ill-def
This ICD-10 to ICD-9 data is based on the 2015 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

No. ICD-10 Code ICD-10 Description
1 C26 Malignant neoplasm of other and ill-defined digestive organs
2 C26.0 Malignant neoplasm of intestinal tract, part unspecified
3 C26.1 Malignant neoplasm of spleen



This page was last updated on: 1/1/2018