A48.2: Nonpneumonic Legionnaires' disease [Pontiac fever]
A48.2 is the billable ICD-10-CM diagnosis code for Nonpneumonic Legionnaires' disease [Pontiac fever]. 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 A48.2?
A48.2 is the ICD-10-CM diagnosis code for Nonpneumonic Legionnaires' disease [Pontiac fever]. It belongs to category A48 (Other bacterial diseases, not elsewhere classified).
Is A48.2 a billable code?
Yes. A48.2 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 A48.2 belong to?
A48.2 is part of ICD-10-CM category A48 — Other bacterial diseases, not elsewhere classified, which has 16 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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