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C56 Malignant neoplasm of ovary

ICD-10-CM category C56 sits in Chapter 2 (Neoplasms, C00-D49). It contains 4 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 C56

CodeDescription
C56.1Malignant neoplasm of right ovary
C56.2Malignant neoplasm of left ovary
C56.3Malignant neoplasm of bilateral ovaries
C56.9Malignant neoplasm of unspecified ovary

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