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Test Code VITD Vitamin D, 25-Hydroxy, Serum

Important Note

This test has an LCD (Insurance coverage limitations)

 

Additional Codes

EPIC:  LAB535

Methodology

Enzyme Immunoassay (EIA)

 

Recommended test for assessing Vitamin-D deficiency and monitoring therapy. 

Performing Laboratory

St. Joseph Hospital

Specimen Requirements

Serum.   Collect blood in a light orange top tube (SST). Centrifuge and send minimum 0.5 mL of serum refrigerated.  

 

Plasma is not acceptable for this assay.  

Reference Values

Deficient               <20 ng/mL

Insufficient            20-30 ng/mL

Sufficient              30-100 ng/mL

 

Recommendation:  Vitamin D levels should be rechecked 3 months after the initiation of therapy.

Day(s) Test Set Up

Sunday - Saturday

Test Classification and CPT Coding

82306