Is N63.2 a billable code?
No. N63.2 is a header code that groups 6 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
N63.2: Unspecified lump in the left breast
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
N63.2 groups related diagnoses under unspecified lump in the left breast. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable 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
N63.2 questions
What does N63.2 mean?
N63.2 is the ICD-10-CM code for Unspecified lump in the left breast. It is in chapter 14, Diseases of the genitourinary system (N00-N99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.