C49: Malignant neoplasm of other connective and soft tissue
Codes under C49 (Malignant neoplasm of other connective and soft tissue). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| C49.0 | Malignant neoplasm of connective and soft tissue of head, face and neck | ✓ |
| C49.0 | Malignant neoplasm of connective and soft tissue of head, face and neck | ✓ |
| C49.1 | Malignant neoplasm of connective and soft tissue of upper limb, including shoulder | — |
| C49.1 | Malignant neoplasm of connective and soft tissue of upper limb, including shoulder | — |
| C49.2 | Malignant neoplasm of connective and soft tissue of lower limb, including hip | — |
| C49.2 | Malignant neoplasm of connective and soft tissue of lower limb, including hip | — |
| C49.3 | Malignant neoplasm of connective and soft tissue of thorax | ✓ |
| C49.3 | Malignant neoplasm of connective and soft tissue of thorax | ✓ |
| C49.4 | Malignant neoplasm of connective and soft tissue of abdomen | ✓ |
| C49.4 | Malignant neoplasm of connective and soft tissue of abdomen | ✓ |
| C49.5 | Malignant neoplasm of connective and soft tissue of pelvis | ✓ |
| C49.5 | Malignant neoplasm of connective and soft tissue of pelvis | ✓ |
| C49.6 | Malignant neoplasm of connective and soft tissue of trunk, unspecified | ✓ |
| C49.6 | Malignant neoplasm of connective and soft tissue of trunk, unspecified | ✓ |
| C49.8 | Malignant neoplasm of overlapping sites of connective and soft tissue | ✓ |
| C49.8 | Malignant neoplasm of overlapping sites of connective and soft tissue | ✓ |
| C49.9 | Malignant neoplasm of connective and soft tissue, unspecified | ✓ |
| C49.9 | Malignant neoplasm of connective and soft tissue, unspecified | ✓ |
| C49.10 | Malignant neoplasm of connective and soft tissue of unspecified upper limb, including shoulder | ✓ |
| C49.10 | Malignant neoplasm of connective and soft tissue of unspecified upper limb, including shoulder | ✓ |
| C49.11 | Malignant neoplasm of connective and soft tissue of right upper limb, including shoulder | ✓ |
| C49.11 | Malignant neoplasm of connective and soft tissue of right upper limb, including shoulder | ✓ |
| C49.12 | Malignant neoplasm of connective and soft tissue of left upper limb, including shoulder | ✓ |
| C49.12 | Malignant neoplasm of connective and soft tissue of left upper limb, including shoulder | ✓ |
| C49.20 | Malignant neoplasm of connective and soft tissue of unspecified lower limb, including hip | ✓ |
| C49.20 | Malignant neoplasm of connective and soft tissue of unspecified lower limb, including hip | ✓ |
| C49.21 | Malignant neoplasm of connective and soft tissue of right lower limb, including hip | ✓ |
| C49.21 | Malignant neoplasm of connective and soft tissue of right lower limb, including hip | ✓ |
| C49.22 | Malignant neoplasm of connective and soft tissue of left lower limb, including hip | ✓ |
| C49.22 | Malignant neoplasm of connective and soft tissue of left lower limb, including hip | ✓ |
| C49.A | Gastrointestinal stromal tumor | — |
| C49.A | Gastrointestinal stromal tumor | — |
| C49.A0 | Gastrointestinal stromal tumor, unspecified site | ✓ |
| C49.A0 | Gastrointestinal stromal tumor, unspecified site | ✓ |
| C49.A1 | Gastrointestinal stromal tumor of esophagus | ✓ |
| C49.A1 | Gastrointestinal stromal tumor of esophagus | ✓ |
| C49.A2 | Gastrointestinal stromal tumor of stomach | ✓ |
| C49.A2 | Gastrointestinal stromal tumor of stomach | ✓ |
| C49.A3 | Gastrointestinal stromal tumor of small intestine | ✓ |
| C49.A3 | Gastrointestinal stromal tumor of small intestine | ✓ |
| C49.A4 | Gastrointestinal stromal tumor of large intestine | ✓ |
| C49.A4 | Gastrointestinal stromal tumor of large intestine | ✓ |
| C49.A5 | Gastrointestinal stromal tumor of rectum | ✓ |
| C49.A5 | Gastrointestinal stromal tumor of rectum | ✓ |
| C49.A9 | Gastrointestinal stromal tumor of other sites | ✓ |
| C49.A9 | Gastrointestinal stromal tumor of other sites | ✓ |
Frequently asked questions
What is ICD-10-CM code C49?
C49 is an ICD-10-CM category covering Malignant neoplasm of other connective and soft tissue. It contains 46 more specific diagnosis codes, 40 of which are billable.
Is C49 a billable code?
No — C49 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example C49.0 — Malignant neoplasm of connective and soft tissue of head, face and neck). 40 of the 46 codes under C49 are billable.
What codes fall under C49?
C49 includes C49.0, C49.0, C49.1, C49.1, C49.2, plus 41 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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