Posted Date
Effective Date
Test Name Folic Acid, RBC
Update Type Specimen collection or handling and/or storage changed
CPT Code 82747
Order Code RBCF

SPECIMEN REQUIREMENTS UPDATE

 

Folic Acid, RBC

Order Code:                  RBCF

Fee Code:                     23329 (CPT 82747)

Reference Laboratory:   Warde RBCF

 

Warde Medical Laboratory will update the specimen collection and handling requirements for the Folic Acid, RBC assay effective June 24, 2025. A hematocrit result will be required with all test orders. MLabs will add label text to the RBCF that reads Recent result for HCT:_____.

 

Collection Instructions: Collect specimen in a lavender top (EDTA) tube. Freeze and send intact whole blood (minimum 1 mL) in the original collection tube; do not spin or aliquot. A hematocrit result is required. Provide a hematocrit from this collection with the sample submission. A hematocrit collected within 24 hours of the RBCF collection is also acceptable if the patient has not received a transfusion or experienced excessive bleeding in that 24-hour period.