B57.4
⚠ Non-billable
Chagas' disease (chronic) with nervous system involvement
ICD-10-CM · FY2026 · Certain Infectious and Parasitic Diseases
Code
B57.4
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Certain Infectious and Parasitic Diseases
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code B57.4?
ICD-10-CM code B57.4 represents Chagas' disease (chronic) with nervous system involvement. It is a non-billable header code requiring a more specific subcategory in the Certain Infectious and Parasitic Diseases chapter, effective October 1, 2025 – September 30, 2026.
Is B57.4 billable?
No. B57.4 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is B57.4 in?
B57.4 belongs to the Certain Infectious and Parasitic Diseases chapter (A00–B99) of ICD-10-CM.
Related codes in the B57 category
B57
Chagas' disease
Non-billable
B57.0
Acute Chagas' disease with heart involvement
Billable
B57.1
Acute Chagas' disease without heart involvement
Billable
B57.2
Chagas' disease (chronic) with heart involvement
Billable
B57.3
Chagas' disease (chronic) with digestive system involvement
Non-billable
B57.5
Chagas' disease (chronic) with other organ involvement
Billable
B57.30
Chagas' disease with digestive system involvement, unspecified
Billable
B57.31
Megaesophagus in Chagas' disease
Billable
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