Glucose, Blood (Non-fasting)

Tube Type

Test ID		LAB82
EPIC Order		GLUCOSE RANDOM
CPT Code(s)		82947
Group/Individual Test		Individual
Laboratory		Core Laboratory
Tube Station		Routine: 30, STAT: 888
Specimen	Routine:	3 mL blood/green lithium heparin-Gel tube; gold SST tube or red plain tube also acceptable
	Micro:	200 µL blood/mint green top bullet/gold SST tube/red plain tube
Stability	Unspun:	<2 hours recommended
	Spun/Separated, Room Temp:	8 hours
	Spun/Separated, Refrigerated:	72 hours
	Spun/Separated, Frozen:	30 days
Availability		24 hr/day
Turnaround Time		STAT 1 hr; Routine 2 hrs
Reference Range	Normal:	70-179 mg/dL; see Comments for additional information
	Critical:	<54 mg/dL or >400 mg/dL <54 mg/dL or >500 mg/dL (Emergency Department)
Comment	It is recommended that patients with no prior history of diabetes who have hyperglycemia (random blood glucose >125 mg/dL) during hospitalization receive follow-up testing within one month of hospital discharge. Source: Nuha A. ElSayed, Grazia Aleppo, Vanita R. Aroda, Raveendhara R. Bannuru, Florence M. Brown, Dennis Bruemmer, Billy S. Collins, Marisa E. Hilliard, Diana Isaacs, Eric L. Johnson, Scott Kahan, Kamlesh Khunti, Jose Leon, Sarah K. Lyons, Mary Lou Perry, Priya Prahalad, Richard E. Pratley, Jane Jeffrie Seley, Robert C. Stanton, Robert A. Gabbay; on behalf of the American Diabetes Association, 6. Glycemic Targets: Standards of Care in Diabetes—2023. Diabetes Care 1 January 2023; 46 (Supplement_1): S97–S110. https://doi.org/10.2337/dc23-S006 Reference range effective 12/2023; from ADA 2023 Standards of Care.

Reviewed by J. Carr on December 31, 2025

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514