Is C49.A a billable code?
No. C49.A is a header code that groups 7 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
C49.A: Gastrointestinal stromal tumor
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
C49.A groups related diagnoses under gastrointestinal stromal tumor. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under C49.A
- C49.A0Gastrointestinal stromal tumor, unspecified site
- C49.A1Gastrointestinal stromal tumor of esophagus
- C49.A2Gastrointestinal stromal tumor of stomach
- C49.A3Gastrointestinal stromal tumor of small intestine
- C49.A4Gastrointestinal stromal tumor of large intestine
- C49.A5Gastrointestinal stromal tumor of rectum
- C49.A9Gastrointestinal stromal tumor of other sites
Other codes in C49 Malignant neoplasm of other connective and soft tissue
- C49.0Malignant neoplasm of connective and soft tissue of head, face and neck
- C49.1Malignant neoplasm of connective and soft tissue of upper limb, including shoulderheader
- C49.2Malignant neoplasm of connective and soft tissue of lower limb, including hipheader
- C49.3Malignant neoplasm of connective and soft tissue of thorax
- C49.4Malignant neoplasm of connective and soft tissue of abdomen
- C49.5Malignant neoplasm of connective and soft tissue of pelvis
- C49.6Malignant neoplasm of connective and soft tissue of trunk, unspecified
- C49.8Malignant neoplasm of overlapping sites of connective and soft tissue
- C49.9Malignant neoplasm of connective and soft tissue, unspecified
C49.A questions
What does C49.A mean?
C49.A is the ICD-10-CM code for Gastrointestinal stromal tumor. It is in chapter 2, Neoplasms (C00-D49).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.