N63.21✓ Billable
Unspecified lump in the left breast, upper outer quadrant
Code Hierarchy
┌14Diseases of the genitourinary system (N00-N99)├N60-N65Disorders of breast (N60-N65)├N63Unspecified lump in breast
└N63.21Unspecified lump in the left breast, upper outer quadrant
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