CPT procedure code
CPT 80185: Phenytoin level
Procedure code with common scenarios, denial patterns, and appeal guidance.
Code
80185
Category
pathology
Common scenarios
- Phenytoin
- Phenytoin level
Common denial patterns
- Missing PA where required
- Wrong POS or modifier
Frequently asked questions
What is CPT 80185?
Phenytoin level
When is it typically billed?
Phenytoin; Phenytoin level.
What are common denial reasons?
Missing PA where required; Wrong POS or modifier.
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