2024 ICD-10-CM Diagnosis Code C26.1

Malignant neoplasm of spleen

  • C26.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2024 edition of ICD-10-CM C26.1 became effective on October 1, 2023.
  • This is the American ICD-10-CM version of C26.1 – other international versions of ICD-10 C26.1 may differ.

Type 1 Excludes

  • Hodgkin lymphoma (C81.-)
  • non-Hodgkin lymphoma (C82-C85)

The following code(s) above C26.1 contain annotation back-references

 that may be applicable to C26.1:

  • C00-D49  Neoplasms
  • C15-C26  Malignant neoplasms of digestive organs
  • C26  Malignant neoplasm of other and ill-defined digestive organs

Approximate Synonyms

  • Cancer of the spleen
  • Primary malignant neoplasm of spleen

Clinical Information

  • A malignant neoplasm affecting the spleen. Representative examples include leukemias, lymphomas, and sarcomas.

ICD-10-CM C26.1 is grouped within Diagnostic Related Group(s) (MS-DRG v41.0):

  • 820 Lymphoma and leukemia with major o.r. Procedures with mcc
  • 821 Lymphoma and leukemia with major o.r. Procedures with cc
  • 822 Lymphoma and leukemia with major o.r. Procedures without cc/mcc
  • 823 Lymphoma and non-acute leukemia with other procedures with mcc
  • 824 Lymphoma and non-acute leukemia with other procedures with cc
  • 825 Lymphoma and non-acute leukemia with other procedures without cc/mcc
  • 840 Lymphoma and non-acute leukemia with mcc
  • 841 Lymphoma and non-acute leukemia with cc
  • 842 Lymphoma and non-acute leukemia without cc/mcc

Convert C26.1 to ICD-9-CMCode History

  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change
  • 2024 (effective 10/1/2023): No change