C50.3
Header — not billableMalignant neoplasm of lower-inner quadrant of breast
The ICD-10 code for malignant neoplasm of lower-inner quadrant of breast is C50.3.
C50.3 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 2 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.
Related codes in this category
- C50.0Malignant neoplasm of nipple and areolanon-billable header
- C50.1Malignant neoplasm of central portion of breastnon-billable header
- C50.2Malignant neoplasm of upper-inner quadrant of breastnon-billable header
- C50.4Malignant neoplasm of upper-outer quadrant of breastnon-billable header
- C50.5Malignant neoplasm of lower-outer quadrant of breastnon-billable header
- C50.6Malignant neoplasm of axillary tail of breastnon-billable header
- C50.8Malignant neoplasm of overlapping sites of breastnon-billable header
- C50.9Malignant neoplasm of breast of unspecified sitenon-billable header
- C50.AMalignant inflammatory neoplasm of breastnon-billable header
- C50.3Malignant neoplasm of lower-inner quadrant of breastnon-billable header