2026 ICD-10-CM Diagnosis Code B56African trypanosomiasis

ICD-10-CM Codes›A00–B99›B50-B64›B56

ICD-10-CM B56
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

B56 is a non-billable ICD-10-CM category code for african trypanosomiasis, so it cannot be submitted on claims. Use a more specific code from this category instead, such as B56.0, B56.1, and B56.9.

Code Identity

ICD-10-CM Code
B56
Billable Status
No — Non-Billable Category
Code Describes
African trypanosomiasis
Chapter
B50-B64
Protozoal diseases

Code Classification

ChapterA00–B99Certain infectious and parasitic diseases
SectionB50-B64Protozoal diseases
CategoryB56African trypanosomiasis
This CodeB56African trypanosomiasis

Specific Coding for African trypanosomiasisOverview

Non-specific codes like B56 require more characters. Use one of these billable codes instead:

  • Use B56.0 for Gambiense trypanosomiasis

  • Use B56.1 for Rhodesiense trypanosomiasis

  • Use B56.9 for African trypanosomiasis, unspecified

Patient EducationClinical

Parasitic Diseases

Parasites are living things that use other living things - like your body - for food and a place to live. You can get them from contaminated food or water, a bug bite, or sexual contact. Some parasitic diseases are easily treated and some are not.

Read the full article at MedlinePlus

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

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 B56Overview

Is B56 (African trypanosomiasis) a billable code?

No. This is a category header that groups the codes for african trypanosomiasis, and headers cannot be submitted on claims. Claims for african trypanosomiasis need a more specific code from this category, such as B56.0, B56.1, and B56.9.