Test Code VITD25 25OH Vitamin D
Collection Container
Serum gel preferred. Heparinized plasma and EDTA plasma also accepted
Specimen Required
Serum
Specimen Volume
1 mL
Minimum Specimen Volume
0.3 mL serum
Specimen Stability
Room Temperature: 8 hours, Refrigerated: 4 days, Frozen: 24 weeks
Methodology
Electrochemiluminescence immunoassay (ECLIA)
Days and Times Performed
Monday - Sunday
Turnaround Time
24 hours
Reference Ranges
Male and Female: 20 - 50 ng/mL
<12 ng/mL: At risk of Vitamin D deficiency
12 - 19 ng/mL: At risk of Vitamin D inadequacy
20 - 50 ng/mL: Sufficient in Vitamin D
>50 ng/mL: Possibly harmful Vitamin D
Units of Measure
ng/mL
CPT Code
82306
EMR Interface Order Code
27525