Phenytoin

Test Code

1235400030

Alias/See Also

Dilantin
PTN

CPT Codes
80185

Preferred Specimen

Serum collected in a red-top no additive no-gel tube and transferred to a plastic vial

Minimum Volume

0.5 mL

Other Acceptable Specimens

Lourdes: Serum collected in a gold-top serum separator tube. (SST)
Lourdes: Plasma collected in a green-top lithium heparin tube. (PST)

Instructions

Red-Top no additive tube: Spin and separate serum into a plastic transport vial.
SST/PST: Spin and do not separate.

Transport Temperature

Refrigerated

Performing Laboratory
Guthrie Clinic Lab
Corning Hospital Lab
Troy Hosptal Lab
Cortland Medical Center
Lourdes Hospital Lab

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.