B56.1 – Rhodesiense trypanosomiasis

ICD-10-CM 2027 diagnosis code · Protozoal diseases

Billable code

ICD-10-CM code B56.1
Code
B56.1 (claims format: B561)
Description
Rhodesiense trypanosomiasis
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
1. Certain infectious and parasitic diseases (A00-B99)
Block
B50-B64 Protozoal diseases
Parent codes
B56

Notes for B56.1

Applicable to:
  • East African sleeping sickness
  • Infection due to Trypanosoma brucei rhodesiense

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Block B50-B64

Excludes1 (not coded here):
  • amebiasis (A06.-)
  • other protozoal intestinal diseases (A07.-)

Index terms for B56.1

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in B56

Frequently asked questions

What is ICD-10 code B56.1?

B56.1 is the ICD-10-CM code for rhodesiense trypanosomiasis, in the block B50-B64 (Protozoal diseases).

Is B56.1 a billable code?

Yes. B56.1 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does B56.1 belong to?

It belongs to category B56 – African trypanosomiasis.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.