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Calcium, Ionized, Serum

Test Code
CAION


CPT Codes
<p>82330</p>

Preferred Specimen

Specimen Type: Serum SST

Collection Container/Type

Preferred: Serum gel

Submission Container/Tube: Serum gel (do not aliquot, send in original SST tube)

Collection Instructions: 

  1. Allow blood to clot for 30 minutes.
  2. Serum gel tube must be centrifuged within 1 hour of draw time.  Centrifuge with stopped in place and ensure the gel barrier separates the serum and cells.
  3. Keep specimen anaerobic, do not aliquot.

Additional Information: Specimen cannot be shared with other testing.



Performing Laboratory
Inova Fairfax Medical Campus, Respiratory


Last Updated: February 16, 2023


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.