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Specimen Collection Manual and Test Catalog

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BABESIA MICROTI ANTIBODIES (IGG, IGM) WITH REFLEX TO TITERS

Geisinger Epic Procedure Code:  LAB5253    Geisinger Epic ID:  207696

SPECIMEN COLLECTION
Specimen type: 

Seurm


Preferred collection container: 
Alternate collection container: 
6 mL red-top (plain, non-serum separator) tube
Specimen required: 

1 mL serum; minimum 0.2 mL



SPECIMEN PROCESSING
Processing instructions: 

Centrifuge and aliquot.


Transport temperature: 

Refrigerated (cold packs).


Specimen stability: 

Room temperature: 72 hours. Refrigerated: 7 days. Frozen: 30 days.



TEST DETAILS
CPT code(s):  86753 (x2)
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.
The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.

Test includes: 

If Babesia microti (IgG) is Detected, then Babesia microti (IgG) Titer will be performed at an additional charge (CPT code(s): 86317).
If Babesia microti (IgM) is Detected, then Babesia microti (IgM) Titer will be performed at an additional charge (CPT code(s): 86317).


Methodology: 
Immunofluorescence Assay
Synonyms: 

Quest code 16194


Clinical significance: 

Babesia microti Antibodies (IgG, IgM) with Reflex to Titers - This test is for the detection of IgG and IgM antibodies against Babesia microti to aid in the diagnosis of Babesiosis. Babesiosis is a tickborne disease caused by transmission of the protozoa via the bite of an infected tick. B. microti is most common in the northern and upper Midwestern United States.


Doctoral Director(s): 
Randin Nelson MD
Review Date:  03/17/2026

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