C50.21Non-billable (header)
Malignant neoplasm of upper-inner quadrant of breast, female
Code Hierarchy
┌2Neoplasms (C00-D49)├C50Malignant neoplasms of breast (C50)├C50Malignant neoplasm of breast
└C50.21Malignant neoplasm of upper-inner quadrant of breast, female
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