N63 — ICD-10-CM Diagnosis Codes

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