A77.1: Spotted fever due to Rickettsia conorii
A77.1 is the billable ICD-10-CM diagnosis code for Spotted fever due to Rickettsia conorii. 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 A77.1?
A77.1 is the ICD-10-CM diagnosis code for Spotted fever due to Rickettsia conorii. It belongs to category A77 (Spotted fever [tick-borne rickettsioses]).
Is A77.1 a billable code?
Yes. A77.1 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 A77.1 belong to?
A77.1 is part of ICD-10-CM category A77 — Spotted fever [tick-borne rickettsioses], which has 18 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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