C94 Other leukemias of specified cell type

Category / Non-billable header 21 subcodes

Block: Malignant neoplasms of lymphoid, hematopoietic and related tissue (C81-C96)

Excludes 1 (cannot be coded together)

  • leukemic reticuloendotheliosis (C91.4-)
  • myelodysplastic syndromes (D46.-)
  • personal history of leukemia (Z85.6)
  • plasma cell leukemia (C90.1-)

Subcodes

Each subcode links to a detail page with full clinical annotations.

Code Description Billable
C94..0 Acute erythroid leukemia No
C94..00 Acute erythroid leukemia, not having achieved remission Yes
C94..01 Acute erythroid leukemia, in remission Yes
C94..02 Acute erythroid leukemia, in relapse Yes
C94..2 Acute megakaryoblastic leukemia No
C94..20 Acute megakaryoblastic leukemia not having achieved remission Yes
C94..21 Acute megakaryoblastic leukemia, in remission Yes
C94..22 Acute megakaryoblastic leukemia, in relapse Yes
C94..3 Mast cell leukemia No
C94..30 Mast cell leukemia not having achieved remission Yes
C94..31 Mast cell leukemia, in remission Yes
C94..32 Mast cell leukemia, in relapse Yes
C94..4 Acute panmyelosis with myelofibrosis No
C94..40 Acute panmyelosis with myelofibrosis not having achieved remission Yes
C94..41 Acute panmyelosis with myelofibrosis, in remission Yes
C94..42 Acute panmyelosis with myelofibrosis, in relapse Yes
C94..6 Myelodysplastic disease, not elsewhere classified Yes
C94..8 Other specified leukemias No
C94..80 Other specified leukemias not having achieved remission Yes
C94..81 Other specified leukemias, in remission Yes
C94..82 Other specified leukemias, in relapse Yes

Last reviewed: September 2026