ICD-10 B57
Non-Billable HeaderChagas' disease
About ICD-10-CM B57
ICD-10-CM code B57 represents Chagas' disease. This is a non-billable header code in the Infectious and Parasitic Diseases chapter (block B57). The 2026 edition of ICD-10-CM B57 became effective on October 1, 2025. Non-billable codes cannot be used as a primary or secondary diagnosis on a claim, use a more specific child code instead.
Includes
- American trypanosomiasis
- infection due to Trypanosoma cruzi
Medicare LCD Coverage for B57
Local Coverage Determinations (LCDs) from CMS MACs that list B57 as a covered diagnosis.
This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing B57.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but B57 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with B57
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Codes Adjacent To B57
Other codes in section B50-B64 (Protozoal diseases).
ICD-10 B57, Billing FAQ
Is ICD-10 code B57 billable? +
No, B57 is a non-billable header code. Use a more specific child code from block B57 when submitting claims.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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