R78.3: Finding of hallucinogen in blood
R78.3 is the billable ICD-10-CM diagnosis code for Finding of hallucinogen in blood. 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 R78.3?
R78.3 is the ICD-10-CM diagnosis code for Finding of hallucinogen in blood. It belongs to category R78 (Findings of drugs and other substances, not normally found in blood).
Is R78.3 a billable code?
Yes. R78.3 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 R78.3 belong to?
R78.3 is part of ICD-10-CM category R78 — Findings of drugs and other substances, not normally found in blood, which has 25 billable codes.
More free billing tools: all ICD-10 categories · ICD-10 search · denial codes · Medicare fees
Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
Code the diagnosis right
Join providers across the country delivering modern virtual care with CareNiva. Free to start, ready in minutes.
100% Satisfaction Guaranteed — try it risk-free