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To view specimen requirements and codes please select your laboratory:

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Lyme Disease Screen w/Rflx Immunoblot (IgG, IgM)

Test Code


CPT Code(s)


Preferred Specimen(s)

Serum (Gel Barrier)
1 mL serum from a serum separator tube (SST) (0.7 mL min).
Centrifuge as soon as possible after clot formation.

Minimum Volume


Transport Container

Serum Separator Tube

Transport Temperature


Specimen Stability

Ambient: 7 Days
Refrigerated: 14 Days
Frozen: 30 Days


Immunoassay (IA)
Immunoblot (IB)

Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.

The CPT codes provided 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 payer being billed.

LOINC assignment is based on a combination of test attributes, including the method used by the performing laboratory. For tests not performed by Quest Diagnostics, codes are assigned by the performing laboratory.

* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.