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Test Code METHQ / UCMTH-MC DRUGS OF ABUSE, METHADONE, QUANTITATIVE, URINE

Additional Codes

Software Test Code
SoftID METHQ
EPIC LAB10959
Michigan UCMTH

Performing Laboratory

Michigan Co-Tenancy Laboratory at Warde Medical Laboratory (MCL)

Useful For

Compliance monitoring of methadone therapy in patients being treated for heroin addictions

Method Name

Gas Chromatography-Mass Spectrometry (GC-MS)

Reference Values

Negative

GC-MS cutoff concentration:

Methadone: <100 ng/mL

EDDP (major metabolite): <100 ng/mL

Days and Times Test Performed

Monday through Friday

Report Available

1-2 Days

Specimen Type

Urine, Random

Preferred Container

Screw-Capped Plastic Container

Preferred Volume

Urine, Random: 10 mL (Screw-Capped Plastic Container)

Minimum Volume

Urine, Random: 3 mL (Screw-Capped Plastic Container)

Specimen Collection and Handling

1. Collect random urine.

2. Mix well and send urine refrigerated in a screw-capped plastic container.

Click here to view the Urine Aliquoting Guide for Processing

Specimen Stability Information

Specimen Type: Urine, Random

Refrigerated: 14 Days

Room Temp: 48 Hours

Add On Capable

Contact Reference Lab – If add-on can never be done, report the test to the Administrative Analyst

CPT Code Information

CPT Code

CPT Description

CPT Disclaimer

80358 Methadone (Definitive), Quantitative
G0480 Drug Test (Definitive), 1-7 Classes Government Payers, if Applicable
G0481 Drug Test (Definitive), 8-14 Classes Government Payers, if Applicable
G0482 Drug Test (Definitive), 15-21 Classes Government Payers, if Applicable
G0483 Drug Test (Definitive), 22+ Classes Government Payers, if Applicable

Performing Laboratory Location

Michigan Co-Tenancy Laboratory at Warde Medical Laboratory (MCL)

Rejection Information

Urine catheter cup (with needle)

LOINC Code Information

16246-1

2161-8

58429-2

58715-4

Advance Beneficiary Notice Requirements

No ABN Required