2026 ICD-10-CM Diagnosis Code C96.ZOther specified malignant neoplasms of lymphoid, hematopoietic and related tissue

ICD-10-CM CodesC00–D49C81-C96C96

ICD-10-CM C96.Z
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

C96.Z is a billable ICD-10-CM diagnosis code for other specified malignant neoplasms of lymphoid, hematopoietic and related tissue. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 820 through 825, 840 through 842. Coders also document this condition as dendritic cell neoplasm. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Non-Hodgkin lymphoma.

Code Identity

ICD-10-CM Code
C96.Z
Billable Status
Yes — Valid for Submission
Code Describes
Other specified malignant neoplasms of lymphoid, hematopoietic and related tissue
Short Description
Oth malig neoplm of lymphoid, hematpoetc and related tissue
Parent Code
Other and unspecified malignant neoplasms of lymphoid, hematopoietic and related tissue

Code Classification

ChapterC00–D49Neoplasms
SectionC81-C96Malignant neoplasms of lymphoid, hematopoietic and related tissue
CategoryC96Other and unspecified malignant neoplasms of lymphoid, hematopoietic and related tissue
This CodeC96.ZOther specified malignant neoplasms of lymphoid, hematopoietic and related tissue

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Dendritic cell neoplasm
  • Histiocytic neoplasm
  • Myeloid and/or lymphoid neoplasm associated with platelet derived growth factor receptor alpha rearrangement
  • Primary malignant neoplasm of bone marrow

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR NEO058
Non-Hodgkin lymphoma
Default principal diagnosis: inpatient Yes · outpatient Yes

Table of NeoplasmsClinical

Anatomical sites in the Table of Neoplasms that reference this code family.

SiteMalig.
Primary
Malig.
Secondary
Ca
in situ
BenignUncertainUnspec.
hematopoietic, hemopoietic tissue NEC specified NECC96.Z

Patient EducationClinical

Blood Disorders

Your blood is living tissue made up of liquid and solids. The liquid part, called plasma, is made of water, salts and protein. Over half of your blood is plasma. The solid part of your blood contains red blood cells, white blood cells and platelets.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert C96.Z to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
202.90 Unsp lym unsp xtrndl org
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About C96.ZOverview

Is C96.Z a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report other specified malignant neoplasms of lymphoid, hematopoietic and related tissue on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does C96.Z group to?

When other specified malignant neoplasms of lymphoid, hematopoietic and related tissue is the principal diagnosis on an inpatient stay, it groups to MS-DRG 820, 821, 822, 823, 824, 825, 840, 841, 842, with relative weights from 1.0104 to 5.8648 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of C96.Z?

Under the General Equivalence Mappings, other specified malignant neoplasms of lymphoid, hematopoietic and related tissue converts to ICD-9-CM 202.90 (unsp lym unsp xtrndl org). The mapping is approximate, so confirm the match fits the documentation.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.