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Labcorp Oklahoma, Inc.
Test Directory


Index:

Amphetamine Class Confirmation Urine

Order Name AMPH CONF
Test Number: 4000415
Revision Date 03/06/2026
Test Name Methodology LOINC Code
Amphetamine Confirmation
Liquid Chromatography/Mass Spectroscopy 16234-7 
Amphetamine Interpretation
Interpretive information.  
Methamphetamine Confirmation
Liquid Chromatography/Mass Spectroscopy 16235-4 
Methamphetamine Interpretation
Interpretive information.  
MDMA Confirmation
Liquid Chromatography/Mass Spectroscopy 18358-2 
MDMA Interpretation
Interpretive information.  
Phentermine Confirmation
Liquid Chromatography/Mass Spectroscopy 20557-5 
Phentermine Interpretation
Interpretive information.  
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 10 mL (1 mL) Urine, Random Sterile Container or Monovette Refrigerated
Instructions Keep refrigerated. Specimen Stability: Ambient 7 days. Refrigerated 30 days. Frozen 6 months
Please provide accurate prescription list to lab.
GENERAL INFORMATION
Testing Schedule Mon-Fri 
Expected TAT 3-5 Days  
Clinical Use Used to evaluate medication compliance in pain management. 
Notes
Result Code Result Name Result Long Name LOINC Code
4000152 Amphet Con Amphetamine Confirmation 16234-7
4000153 Amphet Int Amphetamine Interp n/a
4000154 Metham Con Methamphetamine Confirmation 16235-4
4000155 Metham Int Methamphetamine Interp n/a
4000258 MDMA Con MDMA Confirmation 18358-2
4000259 MDMA Int MDMA Interp n/a
4000266 Phente Con Phentermine Confirmation 20557-5
4000267 Phente Int Phentermine IntInterp n/a
CPT Code(s) G0480 (alternate:80325, 80359)
Lab Section Chemistry LC-MS