N63.2
Header — not billableUnspecified lump in the left breast
The ICD-10 code for unspecified lump in the left breast is N63.2.
N63.2 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 6 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under N63.2
- 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
Related codes in this category
- N63.0Unspecified lump in unspecified breast
- N63.1Unspecified lump in the right breastnon-billable header
- N63.3Unspecified lump in axillary tailnon-billable header
- N63.4Unspecified lump in breast, subareolarnon-billable header
- N63.2Unspecified lump in the left breastnon-billable header