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HelpTest Code FENT Fentanyl Screen, Urine
Additional Codes
LAB25488
Performing Laboratory
Central Peninsula Hospital
Important Notes
Fentanyl Screen, Urine test is for medical use only. It is not intended for legal purposes.
Fentanyl Screen, Urine test is a screening assay only. Confirmatory testing will be sent to MAYO Clinic Laboratories. (FENTANYL AND METABOLITES URINE)
Collection Method
Sterile Urine Collection
Container
Sterile Cup
Specimen Type
Urine
Minimum Volume
5ml
Specimen Stability
| Ambient | 4 weeks |
| Refrigerated (4°C to 8°C) | 4 weeks |
| Frozen(-40°C to 0°C) | 6 months |
Reference or Target Ranges
Negative
The cutoff for the assay is 5 ng/mL when calibrated against norfentanyl.
Reportable Units
Preliminary Positive or Negative
Critical Value
Not defined for this assay
Reasons for Rejection
| Hemolysis Threshold | N/A |
| Icterus Threshold | N/A |
| Lipemia Threshold | N/A |
| Other | QNS, contaminated, improperly labeled, improper specimen type |
Performance Information
| Days and Time Performed | 24/7 |
| Expected Turn Around Time |
Stat: 1 hour Routine: 4 hours |
| Stat Availability | Yes |
| Performing Bench | CPH Chemistry |
| Methodology/Method Description | Roche Cobas |
CPT Codes
Fentanyl Screen, Urine - 80307
FENTANYL AND METABOLITES URINE - G0480, 80354 (if appropriate for select payers)
Last review/edit date
2025