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D49.3

✓ Billable

Neoplasm of unspecified behavior of breast

Neoplasms (C00-D49)

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❌ Excludes1

direct

Cannot be coded with D49.3

  • • neoplasm of unspecified behavior of skin of breast (D49.2)

⚠️ Excludes2

inherited from D49

Rules from parent category D49: Neoplasms of unspecified behavior

  • • neoplasms of uncertain behavior (D37-D44, D48)

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Code Information

CodeD49.3
BillableYes
ParentD49
CategoryNeoplasms (C00-D49)
Excludes11 rule(s)
Excludes21 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)