Rheumatoid Factor (RF) (LABCORP)

Test Code

99901000196

Alias/See Also

LAB206: Rheumatoid Factor Quantitative | LABCORP EAP: 006502

CPT Codes
86431x1

Preferred Specimen

LABCORP LAB: Serum Separator Tube (Refrigerated) Min Vol: .5

Other Acceptable Specimens

LABCORP LAB: LAVENDER TOP-EDTA: (Refrigerated) Min Vol: .5
LABCORP LAB: YELLOW TOP: (Refrigerated) Min Vol: .5
LABCORP LAB: LIME TOP- LIHEP: (Refrigerated) Min Vol: .5
LABCORP LAB: MICRO YELLOW: (Refrigerated) Min Vol: .5
LABCORP LAB: RED TOP - PLAIN: (Refrigerated) Min Vol: .5

Transport Temperature

Test Includes: Confirmation of a positive result by a neutralization assay at no additional charge Specimen: Serum or plasma Volume: 3.4 mL Minimum Volume: 1.5 mL (Note: This volume does not allow for repeat testing.) Container: Red-top tube, gel-barrier tube, or lavender-top (EDTA) tube Collection: If tube other than a gel-barrier tube is used, transfer separated serum or plasma to a plastic transport tube. Storage Instructions: Refrigerate

Report Available

LABCORP LAB
STAT: 5760 min
Routine: 5760 min
Extended TAT: No TAT min
Timed: 5760 min
Life or Death: 5760 min

Last Updated: March 6, 2023

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.