N63

Non-Billable

Unspecified lump in breast

N63 should not be used for reimbursement purposes as there are multiple sub-diagnoses that fall under this code. Please refer to the sub-diagnoses below.

Related Diagnoses

  • N63.0Unspecified lump in unspecified breast
  • N63.1Unspecified lump in the right breast
    • N63.10Unspecified lump in the right breast, unspecified quadrant
    • N63.11Unspecified lump in the right breast, upper outer quadrant
    • N63.12Unspecified lump in the right breast, upper inner quadrant
    • N63.13Unspecified lump in the right breast, lower outer quadrant
    • N63.14Unspecified lump in the right breast, lower inner quadrant
    • N63.15Unspecified lump in the right breast, overlapping quadrants
  • N63.2Unspecified lump in the left breast
    • N63.20Unspecified lump in the left breast, unspecified quadrant
    • N63.21Unspecified lump in the left breast, upper outer quadrant
    • N63.22Unspecified lump in the left breast, upper inner quadrant
    • N63.23Unspecified lump in the left breast, lower outer quadrant
    • N63.24Unspecified lump in the left breast, lower inner quadrant
    • N63.25Unspecified lump in the left breast, overlapping quadrants
  • N63.3Unspecified lump in axillary tail
    • N63.31Unspecified lump in axillary tail of the right breast
    • N63.32Unspecified lump in axillary tail of the left breast
  • N63.4Unspecified lump in breast, subareolar
    • N63.41Unspecified lump in right breast, subareolar
    • N63.42Unspecified lump in left breast, subareolar
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