Phenytoin Level (Dilantin, Total Dilantin)

Test Code

Preferred Specimen
1 mL Red Top Tube

"Separate cells with max limit of 2hrs from the time of collection.
Testing Frequency: Performed as ordered"

Transport Container

Transport Temperature

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Stability: 24 hrs Room Temp or Refrigerated

Petinia Method

Reference Range
"M Up to 999 Years 10 - 20 ug/mL
F Up to 999 Years 10 - 20 ug/mL"

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.