Doxepin, Serum

Message
LabCorp


Test Code
7609


CPT Codes
80166

Preferred Specimen
"Serum or plasma


"


Minimum Volume
"0.3 mL


"


Transport Container
"Red-top tube, lavender-top (EDTA) tube, or green-top (heparin) tube.
"


Transport Temperature
"Refrigerate
"


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
"Gel-barrier tube; red-top tubes are recommended because gel-barrier tubes may cause significant losses (>40%) of the tricyclic antidepressant from serum.
"


Methodology
"Liquid chromatography/tandem mass spectrometry (LC/MS-MS) "



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.