Thyroid Stim Immunoglobulin (LABCORP)

Test Code

99901000508

Alias/See Also

LAB746: Thyroid Stimulating Immunoglobulin | LABCORP EAP: 140749

CPT Codes
84445x1

Preferred Specimen

LABCORP LAB: Serum Separator Tube (Refrigerated) Min Vol: .5

Other Acceptable Specimens

LABCORP LAB: YELLOW TOP: (Refrigerated) Min Vol: .5
LABCORP LAB: MICRO YELLOW: (Refrigerated) Min Vol: .5
LABCORP LAB: RED TOP - PLAIN: (Refrigerated) Min Vol: .5

Transport Temperature

Specimen: Serum, frozen Volume: 0.5 mL Minimum Volume: 0.1 mL (Note: This volume does not allow for repeat testing.) Container: Red-top tube or gel-barrier tube Collection: Transfer the serum into a LabCorp PP transpak frozen purple tube with screw cap (LabCorp N° 49482). Freeze immediately and maintain frozen until tested. To avoid delays in turnaround time when requesting multiple tests on frozen samples, please submit separate frozen specimens for each test requested. Storage Instructions: Freeze.

Report Available

LABCORP LAB
STAT: 5760 min
Routine: 5760 min
Extended TAT: No TAT min
Timed: 5760 min
Life or Death: 5760 min

Last Updated: March 6, 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.