ICD-10-CM › C00-D49 › C50 › C50.92 Malignant neoplasm of breast of... › C50.921

C50.921

Malignant neoplasm of unspecified site of right male breast

ValidICD-10-CM diagnosis code.

Valid for claims with a date of service in the current code year.

Valid FY2016 onwards.

What has happened to this code

Every change the publisher made, from 2007 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.

  1. FY2007 Added to the draft code set draft Malignant neoplasm of unspecified site of right male 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.

Inherited from C50 Malignant neoplasm of breast

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

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

Codes in the same group

CodeDescriptionStatus
C50.922 Malignant neoplasm of unspecified site of left male breast Valid
C50.929 Malignant neoplasm of unspecified site of unspecified male breast Valid