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Anti-Thyroid Peroxidase IgG

Test Code: 322

Cpt Code:

86376 (x1)

Clinical Utility

Anti-thyroid peroxidase antibodies have been implicated in thyroid autoimmune disease. In many cases of Hashimoto's disease and Graves' disease thyroid peroxidase autoantibodies are elevated.


The anti-thyroid peroxidase assay is performed on the Immulite 2000 analyzer system using highly purified human thyroid peroxidase coated beads. The assay is calibrated against WHO 1st IRP 66/387. This test has been cleared or approved for diagnostic use by the U.S. Food and Drug Administration.

Assay Range

10-1,000 IU/mL

Turnaround Time

3-5 days

Specimen Information

serum - NY approved. 1 mL, ambient, no special shipping requirements.

7 days refrigerated
6 mos frozen


Specimens are approved for testing in New York only when indicated in the Specimen Information field above.

The CPT codes provided are based on Viracor-IBT's interpretation of the American Medical Association's Current Procedural Terminology (CPT) codes and are provided for general informational purposes only. CPT coding is the sole responsibility of the billing party. Questions regarding coding should be addressed to your local Medicare carrier. Viracor-IBT assumes no responsibility for billing errors due to reliance on the CPT codes illustrated in this material.

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