Malignant neoplasm of ill-defined sites within the digestive system C26.9

The ICD10 code for the diagnosis "Malignant neoplasm of ill-defined sites within the digestive system" is "C26.9". C26.9 is a VALID/BILLABLE ICD10 code, i.e it is valid for submission for HIPAA-covered transactions.

  • C26.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM C26.9 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of C26.9 - other international versions of ICD-10 C26.9 may differ.
Applicable To:
  • Malignant neoplasm of alimentary canal or tract NOS
  • Malignant neoplasm of gastrointestinal tract NOS
Type 1 Excludes:
  • malignant neoplasm of abdominal NOS (C76.2)
  • malignant neoplasm of intra-abdominal NOS (C76.2)

Codes: = Billable

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.