Is ICD-10-CM code C94 billable?

No, C94 (Other leukemias of specified cell type) is a non-billable ICD-10-CM code. It must be coded to a more specific subcategory before it can be used for reimbursement.

What chapter does ICD-10-CM code C94 belong to?

C94 belongs to Chapter 2 of the ICD-10-CM tabular list: C00–D49 (Neoplasms).

C94

Non-Billable

ChapterC00–D49

Rankcategory

Description

Other leukemias of specified cell type

About ICD-10-CM code C94

C94 is the ICD-10-CM diagnosis code for Other leukemias of specified cell type. It sits in C00-D49 Neoplasms, within Malignant neoplasms of lymphoid, hematopoietic and related tissue (C81-C96). C94 is not billable on its own, coders must choose one of its more specific child codes instead.

Use a more specific code (1 billable, 5 non-billable)

C94.0Acute erythroid leukemiahas subcodes C94.2Acute megakaryoblastic leukemiahas subcodes C94.3Mast cell leukemiahas subcodes C94.4Acute panmyelosis with myelofibrosishas subcodes C94.6Myelodysplastic disease, not elsewhere classified C94.8Other specified leukemiashas subcodes

Metadata & Insights

•Non-billable category (requires more specific sub-code).
•Chapter 2: Neoplasms (C00-D49).

C81-C96 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)

Kaposi's sarcoma of lymph nodes (C46.3)
secondary and unspecified neoplasm of lymph nodes (C77.-)
secondary neoplasm of bone marrow (C79.52)
secondary neoplasm of spleen (C78.89)

Instructional Notes

Excludes1(Not coded here. Use a different code.)

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

Clinical Hierarchy

BillableHas subcodes

CH2Neoplasms (C00-D49)

C81-C96Malignant neoplasms of lymphoid, hematopoietic and related tissue (C81-C96)

C94Other leukemias of specified cell typeNot billable

C94.0Acute erythroid leukemiaSubcodes

C94.2Acute megakaryoblastic leukemiaSubcodes

C94.3Mast cell leukemiaSubcodes

C94.4Acute panmyelosis with myelofibrosisSubcodes

C94.6Myelodysplastic disease, not elsewhere classifiedBillable

C94.8Other specified leukemiasSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to C94:

blockC81-C96

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

View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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