C50
Malignant neoplasms of breast
Codes in this block
86 codes
Billableusable codeNon-billableheader / grouping codeRisk-adjusting
- C50Malignant neoplasm of breastNon-billable
- C50.0Malignant neoplasm of nipple and areolaNon-billable
- C50.01Malignant neoplasm of nipple and areola, femaleNon-billable
- C50.011Malignant neoplasm of nipple and areola, right female breastBillable
- C50.012Malignant neoplasm of nipple and areola, left female breastBillable
- C50.019Malignant neoplasm of nipple and areola, unspecified female breastBillable
- C50.02Malignant neoplasm of nipple and areola, maleNon-billable
- C50.021Malignant neoplasm of nipple and areola, right male breastBillable
- C50.022Malignant neoplasm of nipple and areola, left male breastBillable
- C50.029Malignant neoplasm of nipple and areola, unspecified male breastBillable
- C50.1Malignant neoplasm of central portion of breastNon-billable
- C50.11Malignant neoplasm of central portion of breast, femaleNon-billable
- C50.111Malignant neoplasm of central portion of right female breastBillable
- C50.112Malignant neoplasm of central portion of left female breastBillable
- C50.119Malignant neoplasm of central portion of unspecified female breastBillable
- C50.12Malignant neoplasm of central portion of breast, maleNon-billable
- C50.121Malignant neoplasm of central portion of right male breastBillable
- C50.122Malignant neoplasm of central portion of left male breastBillable
- C50.129Malignant neoplasm of central portion of unspecified male breastBillable
- C50.2Malignant neoplasm of upper-inner quadrant of breastNon-billable
- C50.21Malignant neoplasm of upper-inner quadrant of breast, femaleNon-billable
- C50.211Malignant neoplasm of upper-inner quadrant of right female breastBillable
- C50.212Malignant neoplasm of upper-inner quadrant of left female breastBillable
- C50.219Malignant neoplasm of upper-inner quadrant of unspecified female breastBillable
- C50.22Malignant neoplasm of upper-inner quadrant of breast, maleNon-billable
- C50.221Malignant neoplasm of upper-inner quadrant of right male breastBillable
- C50.222Malignant neoplasm of upper-inner quadrant of left male breastBillable
- C50.229Malignant neoplasm of upper-inner quadrant of unspecified male breastBillable
- C50.3Malignant neoplasm of lower-inner quadrant of breastNon-billable
- C50.31Malignant neoplasm of lower-inner quadrant of breast, femaleNon-billable
- C50.311Malignant neoplasm of lower-inner quadrant of right female breastBillable
- C50.312Malignant neoplasm of lower-inner quadrant of left female breastBillable
- C50.319Malignant neoplasm of lower-inner quadrant of unspecified female breastBillable
- C50.32Malignant neoplasm of lower-inner quadrant of breast, maleNon-billable
- C50.321Malignant neoplasm of lower-inner quadrant of right male breastBillable
- C50.322Malignant neoplasm of lower-inner quadrant of left male breastBillable
- C50.329Malignant neoplasm of lower-inner quadrant of unspecified male breastBillable
- C50.4Malignant neoplasm of upper-outer quadrant of breastNon-billable
- C50.41Malignant neoplasm of upper-outer quadrant of breast, femaleNon-billable
- C50.411Malignant neoplasm of upper-outer quadrant of right female breastBillable
- C50.412Malignant neoplasm of upper-outer quadrant of left female breastBillable
- C50.419Malignant neoplasm of upper-outer quadrant of unspecified female breastBillable
- C50.42Malignant neoplasm of upper-outer quadrant of breast, maleNon-billable
- C50.421Malignant neoplasm of upper-outer quadrant of right male breastBillable
- C50.422Malignant neoplasm of upper-outer quadrant of left male breastBillable
- C50.429Malignant neoplasm of upper-outer quadrant of unspecified male breastBillable
- C50.5Malignant neoplasm of lower-outer quadrant of breastNon-billable
- C50.51Malignant neoplasm of lower-outer quadrant of breast, femaleNon-billable
- C50.511Malignant neoplasm of lower-outer quadrant of right female breastBillable
- C50.512Malignant neoplasm of lower-outer quadrant of left female breastBillable
- C50.519Malignant neoplasm of lower-outer quadrant of unspecified female breastBillable
- C50.52Malignant neoplasm of lower-outer quadrant of breast, maleNon-billable
- C50.521Malignant neoplasm of lower-outer quadrant of right male breastBillable
- C50.522Malignant neoplasm of lower-outer quadrant of left male breastBillable
- C50.529Malignant neoplasm of lower-outer quadrant of unspecified male breastBillable
- C50.6Malignant neoplasm of axillary tail of breastNon-billable
- C50.61Malignant neoplasm of axillary tail of breast, femaleNon-billable
- C50.611Malignant neoplasm of axillary tail of right female breastBillable
- C50.612Malignant neoplasm of axillary tail of left female breastBillable
- C50.619Malignant neoplasm of axillary tail of unspecified female breastBillable
- C50.62Malignant neoplasm of axillary tail of breast, maleNon-billable
- C50.621Malignant neoplasm of axillary tail of right male breastBillable
- C50.622Malignant neoplasm of axillary tail of left male breastBillable
- C50.629Malignant neoplasm of axillary tail of unspecified male breastBillable
- C50.8Malignant neoplasm of overlapping sites of breastNon-billable
- C50.81Malignant neoplasm of overlapping sites of breast, femaleNon-billable
- C50.811Malignant neoplasm of overlapping sites of right female breastBillable
- C50.812Malignant neoplasm of overlapping sites of left female breastBillable
- C50.819Malignant neoplasm of overlapping sites of unspecified female breastBillable
- C50.82Malignant neoplasm of overlapping sites of breast, maleNon-billable
- C50.821Malignant neoplasm of overlapping sites of right male breastBillable
- C50.822Malignant neoplasm of overlapping sites of left male breastBillable
- C50.829Malignant neoplasm of overlapping sites of unspecified male breastBillable
- C50.9Malignant neoplasm of breast of unspecified siteNon-billable
- C50.91Malignant neoplasm of breast of unspecified site, femaleNon-billable
- C50.911Malignant neoplasm of unspecified site of right female breastBillable
- C50.912Malignant neoplasm of unspecified site of left female breastBillable
- C50.919Malignant neoplasm of unspecified site of unspecified female breastBillable
- C50.92Malignant neoplasm of breast of unspecified site, maleNon-billable
- C50.921Malignant neoplasm of unspecified site of right male breastBillable
- C50.922Malignant neoplasm of unspecified site of left male breastBillable
- C50.929Malignant neoplasm of unspecified site of unspecified male breastBillable
- C50.AMalignant inflammatory neoplasm of breastNon-billable
- C50.A0Malignant inflammatory neoplasm of unspecified breastBillable
- C50.A1Malignant inflammatory neoplasm of right breastBillable
- C50.A2Malignant inflammatory neoplasm of left breastBillable
Official Guidelines for C50
FY 2026 ›I.C.2Chapter-specific guidanceChapter 2: Neoplasms (C00-D49)
Subsections
- I.C.2.aAdmission/Encounter for treatment of primary site
- I.C.2.bAdmission/Encounter for treatment of secondary site
- I.C.2.cCoding and sequencing of complications
- I.C.2.dPrimary malignancy previously excised
- I.C.2.eAdmissions/Encounters involving antineoplastic chemotherapy, immunotherapy and radiation therapy
- I.C.2.fAdmission/encounter to determine extent of malignancy
- I.C.2.gSymptoms, signs, and abnormal findings listed in Chapter 18 associated with neoplasms
- I.C.2.hAdmission/encounter for pain control/management
- I.C.2.iMalignancy in two or more noncontiguous sites
- I.C.2.jDisseminated malignant neoplasm, unspecified
- I.C.2.kMalignant neoplasm without specification of site
- I.C.2.lSequencing of neoplasm codes
- I.C.2.mCurrent malignancy versus personal history of malignancy
- I.C.2.nLeukemia, Multiple Myeloma, and Malignant Plasma Cell
- I.C.2.oAftercare following surgery for neoplasm
- I.C.2.pFollow-up care for completed treatment of a malignancy
- I.C.2.qProphylactic organ removal for prevention of malignancy
- I.C.2.rMalignant neoplasm associated with transplanted organ
- I.C.2.sBreast Implant Associated Anaplastic Large Cell Lymphoma
- I.C.2.tSecondary malignant neoplasm of lymphoid tissue