Tryptophan

Test Code
LAB10086


CPT Codes
82131

Preferred Specimen
Green sodium heparin no-gel


Transport Temperature
Frozen


Methodology
Liquid Chromatography/Mass Spectrometry (LC/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.