Malignant neoplasm of breast

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 10 more specific codes instead:

C50.0 Malignant neoplasm of nipple and areola (also a header)
C50.1 Malignant neoplasm of central portion of breast (also a header)
C50.2 Malignant neoplasm of upper-inner quadrant of breast (also a header)
C50.3 Malignant neoplasm of lower-inner quadrant of breast (also a header)
C50.4 Malignant neoplasm of upper-outer quadrant of breast (also a header)
C50.5 Malignant neoplasm of lower-outer quadrant of breast (also a header)
C50.6 Malignant neoplasm of axillary tail of breast (also a header)
C50.8 Malignant neoplasm of overlapping sites of breast (also a header)
C50.9 Malignant neoplasm of breast of unspecified site (also a header)
C50.A Malignant inflammatory neoplasm of breast (also a header)

What has happened to this code

Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

FY2012 Added to the draft code set draft Malignant neoplasm of breast

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

This code

Excludes1 - never coded here

skin of breast (C44.501, C44.511, C44.521, C44.591)

Use additional code

code to identify estrogen, and other hormones and factors receptor status (Z17.-)

Includes

connective tissue of breast
Paget's disease of breast
Paget's disease of nipple