ICD-10-CM › C00-D49 › C15-C26 › C codes › C26

C26

Malignant neoplasm of other and ill-defined digestive organs

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 3 more specific codes instead:

  • C26.0 Malignant neoplasm of intestinal tract, part unspecified
  • C26.1 Malignant neoplasm of spleen
  • C26.9 Malignant neoplasm of ill-defined sites within the digestive system

What has happened to this code

Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

  1. FY2012 Added to the draft code set draft Malignant neoplasm of other and ill-defined digestive organs

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

This code

Excludes1 - never coded here

  • malignant neoplasm of peritoneum and retroperitoneum (C48.-)

Inherited from the C15-C26 section Malignant neoplasms of digestive organs (C15-C26)

Excludes1 - never coded here

  • Kaposi's sarcoma of gastrointestinal sites (C46.4)

Excludes2 - not included here

  • gastrointestinal stromal tumors (C49.A-)