Celiac Disease Panel without Gliadin

Cleveland Heartlab C, Test

CPT Code: 83516, 82784
Order Code: C1407

Includes: Tissue Transglutaminase Antibody IgA; Total IgA

ABN Requirement:  No
Specimen: Serum
Volume:  2.0 mL
Minimum Volume:  0.6 mL
Container: Gel-barrier tube (SST, Tiger Top)


1. Collect and label sample according to standard protocols.
2. Gently invert tube 10 times immediately after draw. DO NOT SHAKE.
3. Allow blood to clot 30 minutes.
4. Centrifuge for 10 minutes.

Transport: Store serum at 2°C to 8°C after collection and ship the same day per packaging instructions provided with the Cleveland HeartLab shipping box.


Ambient (15-25°C): 72 hours
Refrigerated (2-8°C): 7 days
Frozen (-20°C): 30 days
Deep Frozen (-70°C): 30 days

Causes for Rejection: Grossly hemolyzed or lipemic samples; serum contaminated with bacteria; specimens containing heavy visible particles; heat inactivated samples; specimens other than serum; improper labeling; samples not stored properly; samples older than stability limits

Methodology: Immunoassay (IA) and Immunoturbidimetric Assay

Turn Around Time: 3 to 4 days

Reference Range:

See individual tests

Clinical Significance: This panel assists in differentiating celiac disease from other inflammatory bowel diseases and helps avoid progression of celiac disease, particularly in children, through early identification of gluten sensitivity.

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.