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C56

⚠ Non-billable (Header)

Malignant neoplasm of ovary

Neoplasms (C00-D49)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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📋 Code Instructions

  • • code to identify any functional activity

Child Codes (4)

C56.1Malignant neoplasm of right ovaryC56.2Malignant neoplasm of left ovaryC56.3Malignant neoplasm of bilateral ovariesC56.9Malignant neoplasm of unspecified ovary

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Code Information

CodeC56
BillableNo — Header code
CategoryNeoplasms (C00-D49)
Excludes10 rule(s)
Excludes20 note(s)
Child codes4

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)