MCMCB Pro
C50.229

C50.229Malignant neoplasm of upper-inner quadrant of unspecified male breast

Billable / specific codeICD-10-CMunspecified

C50.229 is a billable, specific ICD-10-CM code for malignant neoplasm of upper-inner quadrant of unspecified male breast. It is valid for submission on a claim.

Risk adjustment

C50.229 risk-adjusts. Under the CMS-HCC V28 model it maps to these categories:

  • HCC 22 Bladder, Colorectal, and Other Cancers0.363 RAF
  • HCC 23 Prostate, Breast, and Other Cancers and Tumors0.186 RAF

Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.

Medicare coverage

C50.229 is named in 60 Medicare coverage policies 60 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A52370Billing and Coding: Bevacizumab and biosimilars
  • A52450Billing and Coding: Paclitaxel (e.g., Taxol®/Abraxane ™)
  • A52450Billing and Coding: Paclitaxel (e.g., Taxol®/Abraxane ™)
  • A52479Oral Anticancer Drugs - Policy Article

Related codes at this level

Codes that share C50.22. If C50.229 is not quite right, the correct code is usually one of these.

Questions about C50.229

Is C50.229 a billable ICD-10-CM code?
Yes. C50.229 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does C50.229 sit in the tabular list?
Neoplasms (C00-D49), in the block Malignant neoplasms of breast (C50).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.