C93.1

Non-billable

Chronic myelomonocytic leukemia

C93.1 is the ICD-10-CM code for Chronic myelomonocytic leukemia. It is a non-billable category code — use a more specific child code such as C93.10 for billing.

Status
Header (non-billable)
Chapter
C00-D49
Parent
C93
Subcodes
3
Edition
FY2026

C00-D49 Neoplasms

Includes

  • Chronic monocytic leukemia
  • CMML-1
  • CMML-2
  • CMML with eosinophilia

Notes

  • , if applicable, eosinophilia (D72.18)

Frequently asked questions

What is ICD-10 code C93.1?
C93.1 is the ICD-10-CM code for "Chronic myelomonocytic leukemia". It falls under C00-D49 Neoplasms.
Is C93.1 a billable code?
No — C93.1 is a non-billable header code. Use a more specific child code (such as C93.10) for billing.
What are the subcodes of C93.1?
C93.1 has 3 more specific child codes, including C93.10, C93.11, C93.12.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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