Magnesium, Cord Bld

Test Code

3040002425

Alias/See Also

1231100109

CPT Codes
83735

Includes

MAGNESIUM, CORD BLD

Preferred Specimen

Green Lithium Heparin (Gel separator preferred)

Minimum Volume

0.5 mL plasma

Other Acceptable Specimens

NA HEP Green top tubes (Contact Lab)

Instructions

Specimen must be centrifuged within 2 hours after collection and plasma pulled off cells.

Specimen Stability

Room Temperature: 2 hours Refrigerated: 7 days

Methodology
Abbott Alinity

Reference Range

Males/Females:
2.10-2.90 mg/dL

Performing Laboratory
CONWAY LABORATORY LITTLE ROCK LABORATORY NORTH LITTLE ROCK LABORATORY EL DORADO LABORATORY

Last Updated: August 26, 2026

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.