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Test Code FBS GLUCOSE, FASTING, SERUM

Additional Codes

Software Test Code
Label Text FBS
EPIC LAB81

Performing Laboratory

NorDx Laboratories

Useful For

Evaluation of carbohydrate metabolism, acidosis and ketoacidosis, dehydration, diabetes mellitus, or hypoglycemia

Method Name

Photometric/Hexokinase

Reference Values

< 29 days: 50 - 80 mg/dL                                                                                                                        

≥ 29 Days: 70 - 99 mg/dL

 

Per ADA guidelines, these ranges are for fasting glucose only.

Days and Times Test Performed

Monday through Sunday

Report Available

1 Day

Available Stat

Specimen Type

Submit one of the following:

~ Plasma

~ Serum

Preferred Container

Plasma Separator Tube (PST) 

Serum Separator Tube (SST)

Preferred Volume

Plasma: 1 mL (Plasma Separator Tube (PST))

Serum: 1 mL (Serum Separator Tube (SST))

Minimum Volume

Plasma: 0.3 mL (Plasma Separator Tube (PST))

Serum: 0.3 mL (Serum Separator Tube (SST))

Specimen Collection and Handling

Spin specimen, separate from clot within 2 hours of draw and send refrigerated.

Specimen Stability Information

Specimen Type: Serum

Refrigerated: 3 Days

Must be spun/separated within: 2 Hours

Note: NaFl plasma specimen stabililty: 7d; LiHep whole blood specimen stabililty; 1hr.

Add On Capable

Yes

Advance Beneficiary Notice Requirements

This test, when ordered on Medicare patients, is subject to the National Coverage Determination (NCD) policies. Please verify that the diagnosis code (ICD code) you have chosen demonstrates medical necessity for the test as documented in the physician’s patient record. The CMS web site is available to assist you with this verification. A properly executed Advance Beneficiary Notice (ABN) must be submitted with the specimen if medical necessity is not demonstrated by the ICD code chosen.

CPT Code Information

CPT Code

CPT Description

CPT Disclaimer
82947 Glucose, Quantitative, Blood (Except Reagent Strip)  

Performing Laboratory Location

NorDx Laboratories

LOINC Code Information

2345-7

Acceptable Alternative Container(s)

Dark Green Top Tube (Lithium Heparin) (Maine Medical Center- Portland Only)

Grey Top Tube - NaFl tube

Red Top Tube