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C79.81

✓ Billable

Secondary malignant neoplasm of breast

Neoplasms (C00-D49)

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✅ No additional coding notes for C79.81

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Code Information

CodeC79.81
BillableYes
ParentC79.8
CategoryNeoplasms (C00-D49)
Excludes10 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)