A50.43: Late congenital syphilitic polyneuropathy
A50.43 is the billable ICD-10-CM diagnosis code for Late congenital syphilitic polyneuropathy. It is a fully specified code, so it can be reported on a claim (subject to clinical documentation and your payer's rules).
Frequently asked questions
What is ICD-10-CM code A50.43?
A50.43 is the ICD-10-CM diagnosis code for Late congenital syphilitic polyneuropathy. It belongs to category A50 (Congenital syphilis).
Is A50.43 a billable code?
Yes. A50.43 is a billable, fully specified ICD-10-CM code, so it can be used on a claim (subject to documentation and payer rules).
What category does A50.43 belong to?
A50.43 is part of ICD-10-CM category A50 — Congenital syphilis, which has 66 billable codes.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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