N63.1
N63.1: Unspecified lump in the right breast
Non-billable headerICD-10-CMright
N63.1 is a non-billable header ICD-10-CM code for unspecified lump in the right breast. It cannot be billed on its own: choose one of the more specific child codes below.
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Code history
Unchanged in every release from FY2024 to FY2027.
Code to one of these instead N63.1
6 child codes. Green means billable.
- 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