Test Overview

Test Methodology


Reference Range*

Interpretive report provided

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details

Days Test Performed

Monday - Saturday

Analytic Time

6 - 12 days

Soft Order Code


MiChart Code


Test Updated

Update Type: Test Code Change

Updated Date: 02/05/2020



Laboratory Reference

Quest Valencia 16868

Looking to Order a Test?

We’ve provided helpful links to make ordering easy.

Find a Requisition

All specimens should be accompanied by a requisition.

Submitting Specimens

Learn about how to properly label and where to ship specimens.

Order Kits and Supplies

MLabs provides all the supplies necessary for the collection of specimens.

Test FAQ

Visit our provider FAQ and learn about common questions to ordering tests.

Specimen Requirements

Offsite Collection Instructions

Collect specimen in lavender top tube (PPT acceptable). Spin and aliquot into a screw capped plastic tube. Send to Specimen Processing frozen.

Normal Volume

2 mL plasma

Minimum Volume

0.6 mL plasma

Additional Information

Test sent to Quest Valencia, performed by Quest Infectious Diseases

Billing Information

Fee Codes

CPT Code


Have More Billing Questions?

Explore our helpful billing resources:

Billing Resources

Billing FAQ