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C94.40

C94.40Acute panmyelosis with myelofibrosis not having achieved remission

Billable / specific codeICD-10-CM

C94.40 is a billable, specific ICD-10-CM code for acute panmyelosis with myelofibrosis not having achieved remission. It is valid for submission on a claim.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Acute myelofibrosis NOS
  • Acute panmyelosis with myelofibrosis with failed remission
  • Acute panmyelosis NOS

Risk adjustment

C94.40 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 17 Cancer Metastatic to Lung, Liver, Brain, and Other Organs; Acute Myeloid Leukemia Except Promyelocytic4.209 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

C94.40 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.

  • A52480Oral Antiemetic Drugs (Replacement for Intravenous Antiemetics) - Policy Article
  • A54768Billing and Coding: Cardiac Blood Pool Imaging (Multiple Gated Acquisition Scanning- MUGA, Ventriculography) When Performed in Conjunction with Cardiotoxic Chemotherapy
  • A55717Billing and Coding: Lab: Flow Cytometry
  • A56199Billing and Coding: Molecular Pathology Procedures

Related codes at this level

Codes that share C94.4. If C94.40 is not quite right, the correct code is usually one of these.

Questions about C94.40

Is C94.40 a billable ICD-10-CM code?
Yes. C94.40 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does C94.40 sit in the tabular list?
Neoplasms (C00-D49), in the block Malignant neoplasms of lymphoid, hematopoietic and related tissue (C81-C96).
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.