B33.1: Ross River disease
B33.1 is the billable ICD-10-CM diagnosis code for Ross River disease. 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 B33.1?
B33.1 is the ICD-10-CM diagnosis code for Ross River disease. It belongs to category B33 (Other viral diseases, not elsewhere classified).
Is B33.1 a billable code?
Yes. B33.1 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 B33.1 belong to?
B33.1 is part of ICD-10-CM category B33 — Other viral diseases, not elsewhere classified, which has 20 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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