Fasting Glucose, Non-OB Tolerance

Test Code
GTR


CPT Codes
82947

Preferred Specimen
Serum Separator (Gold/Yellow) Tube


Patient Preparation
8 hours fasting required

Minimum Volume
1 mL


Other Acceptable Specimens
Lithium Heparin Plasma Separator (Light Green) Tube


Instructions
Separate/spin within 2 hours. 


Transport Temperature
Refrigerated


Specimen Stability
Room Temperature: 8 hours
Refrigerated: 3 days
Frozen: Unacceptable


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Grossly hemolyzed, Grossly lipemic


Reference Range
65 - 125 mg/dL


Performing Laboratory
This test is performed at the following locations:
  1. MercyOne Siouxland Medical Laboratory
  2. MercyOne Dakota Dunes Medical Laboratory



Last Updated: September 16, 2022


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.