Infliximab Level and Anti-drug Antibody for Rheumatic Diseases

Message
The blood should be drawn just before the next infusion of infliximab to measure the trough drug level. Collect a full tube, following standard venipuncture techniques. Gold SST tube is not acceptable


Test Code
LAB17035 INADA


Alias/See Also
INADA


CPT Codes
83520| 80230

Includes
The blood should be drawn just before the next infusion of infliximab to measure the trough drug level.@BKRCERMSGREFRESH(2302793)@ @BKRCERMSGREFRESH(2302794)@


Instructions
Minimum Testing Volume: 0.5 mL Serum Transport Temperature: Refrigerated Stability: Ambient: 48 hoursRefrigerated : 7 daysFrozen: 28 days Causes for Rejection: Serum Separator(SST)Gross hemolysisGross icterus


Report Available
4-Days


Clinical Significance
1230171310



Last Updated: May 18, 2026


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.