Malignant neoplasm of unspecified site of unspecified female breast icd 10 July 8, 2019 16 32 64 128 Malignant neoplasm of unspecified site of unspecified female breast icd 10 code History of malignant neoplasm of unspecified site of unspecified female breast icd 10 C50.919 (icd 10) - malignant neoplasm of unspecified site of unspecified female breast