C91.Z1
C91.Z1 — Other lymphoid leukemia, in remission
Billable / specific codeICD-10-CM
C91.Z1 is a billable, specific ICD-10-CM code for other lymphoid leukemia, in remission. It is valid for submission on a claim.
Risk adjustment
C91.Z1 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
C91.Z1 is named in 30 Medicare coverage policies — 30 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A52479Oral Anticancer Drugs - Policy Article
- A52479Oral Anticancer Drugs - Policy Article
- A52479Oral Anticancer Drugs - Policy Article
- A52479Oral Anticancer Drugs - Policy Article
Related codes at this level
Codes that share C91.Z. If C91.Z1 is not quite right, the correct code is usually one of these.
Questions about C91.Z1
- Is C91.Z1 a billable ICD-10-CM code?
- Yes. C91.Z1 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does C91.Z1 sit in the tabular list?
- Neoplasms (C00-D49), in the block Malignant neoplasms of lymphoid, hematopoietic and related tissue (C81-C96).