VITAMIN D 25, TOTAL

Message

This is the primary test used to identify vitamin D insufficiency.

Test Code

LAB123264

CPT Codes
82306

Preferred Specimen

Adult: One Gold Top Tube
Pediatric: 2 Gold Top Microtainers

Minimum Volume

0.5mL Serum

Other Acceptable Specimens

One Red TopTube

Instructions

Centrifuge within 1 hour of collection. Separate serum from cells if Red Top Tupe. Aliquot 0.5mL serum

Transport Temperature

Refrigerated

Specimen Stability

Refrigerated: 7 days
Frozen: 3 months

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

Moderate or Gross Hemolysis, Gross Lipemia

Methodology
Competitive Immunoassay

Reference Range

30-100 ng/mL

Per Endocrine Society:
Deficient if ≤ 20 ng/mL
Insufficient if 21-29 ng/mL
Sufficient if ≥ 30 ng/mL

Performing Laboratory
West Virginia University Hospital, Inc.
Berkeley Medical Center
Barnesville Hospital
Braxton County Memorial
Camden Clark Medical Center
Garrett Regional Medical Center
Jackson General Hospital
Jefferson Medical Center
Princeton Community Hospital
Potomac Valley Hospital
Reynolds Memorial Hospital
Summersville Regional Medical Center
St. Joseph’s Hospital
United Hospital Center
Uniontown Hospital
Wetzel County Hospital
Wheeling Hospital

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.