C66 Malignant neoplasm of ureter
ICD-10-CM category C66 sits in Chapter 2 (Neoplasms, C00-D49). It contains 3 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.
Billable codes in C66
| Code | Description |
|---|---|
C66.1 | Malignant neoplasm of right ureter |
C66.2 | Malignant neoplasm of left ureter |
C66.9 | Malignant neoplasm of unspecified ureter |
Search within ICD-10-CM for C66 and related codes
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