Methadone, GCMS, Bile (Postmortem only)

Test Code
20891

CPT Codes
83840

Preferred Specimen
5 mL postmortem bile submitted in a plastic, leak-proof, aliquot tube

Minimum Volume
3 mL

Transport Temperature
Refrigerated (cold packs)

Specimen Stability
Room temperature: 72 hours
Refrigerated: 14 days
Frozen: 30 days

Methodology
Gas Chromatography Mass Spectrometry (GCMS)

Setup Schedule
Set up: Tues, Thurs; Report available: 4-5 days

Reference Range
None detected

Detection limit: 50 ng/mL

Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153



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.