A57
✓ Billable
Chancroid
ICD-10-CM · FY2026 · Certain Infectious and Parasitic Diseases
Code
A57
System
ICD-10-CM
Billable
Yes — valid for submission
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 A57?
ICD-10-CM code A57 represents Chancroid. It is a billable diagnosis code in the Certain Infectious and Parasitic Diseases chapter, effective October 1, 2025 – September 30, 2026.
Is A57 billable?
Yes. A57 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is A57 in?
A57 belongs to the Certain Infectious and Parasitic Diseases chapter (A00–B99) of ICD-10-CM.
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