N63.4 Unspecified lump in breast, subareolar

Non-billable header with 2 child codes.

Applies from N63 Unspecified lump in breast

Applicable to

• Nodule(s) NOS in breast

Codes under N63.4

• N63.41 Unspecified lump in right breast, subareolar
• N63.42 Unspecified lump in left breast, subareolar

Code annotations containing back-references to N63.4

Back-references to N63

• Type 2 Excludes: R22.2 Localized swelling, mass and lump, trunk ("breast mass and lump (N63)")

Nearby codes

• N63.24 Unspecified lump in the left breast, lower inner quadrant
• N63.25 Unspecified lump in the left breast, overlapping quadrants
• N63.3 Unspecified lump in axillary tail
• N63.31 Unspecified lump in axillary tail of the right breast
• N63.32 Unspecified lump in axillary tail of the left breast
• N63.4 Unspecified lump in breast, subareolar (this code)
• N63.41 Unspecified lump in right breast, subareolar
• N63.42 Unspecified lump in left breast, subareolar