MCMCB Pro
C64.1

C64.1Malignant neoplasm of right kidney, except renal pelvis

Billable / specific codeICD-10-CMright

C64.1 is a billable, specific ICD-10-CM code for malignant neoplasm of right kidney, except renal pelvis. It is valid for submission on a claim.

Risk adjustment

C64.1 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 22 Bladder, Colorectal, and Other Cancers0.363 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

C64.1 is named in 80 Medicare coverage policies 80 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 ™)
  • A52479Oral Anticancer Drugs - Policy Article
  • A52479Oral Anticancer Drugs - Policy Article

Related codes at this level

Codes that share C64. If C64.1 is not quite right, the correct code is usually one of these.

Questions about C64.1

Is C64.1 a billable ICD-10-CM code?
Yes. C64.1 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does C64.1 sit in the tabular list?
Neoplasms (C00-D49), in the block Malignant neoplasms of urinary tract (C64-C68).
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.