Rheumatoid Factor

Test Code
RF


Preferred Specimen
Serum


Other Acceptable Specimens
Heparinized Plasma


Report Available
Tuesday; Friday




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.