C49.A
Header — not billableGastrointestinal stromal tumor
The ICD-10 code for gastrointestinal stromal tumor is C49.A.
C49.A is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 7 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child 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
Related codes in this category
- 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 shouldernon-billable header
- C49.2Malignant neoplasm of connective and soft tissue of lower limb, including hipnon-billable header
- 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.AGastrointestinal stromal tumornon-billable header