5239: RHEUMATOID FACTOR, IgG/M/A
- Rheumatoid Factor Ab, IgG, IgM & IgA
- 0.5 mL
- Serum Separator Tube, Plain Red Top Tube
*The CPT codes provided are based on AMA guidelines and are provided for informational purposes only. CPT coding is the responsibility of the billing entity. Please direct any questions regarding the CPT coding to the payer being billed.
- 1 mL Serum
- AMBIENT: 5 days REFRIGERATED: 5 days FROZEN: 1 year