Skip to main content

Specimen Collection Manual and Test Catalog

  or
  or
  or

VITAMIN B6, PLASMA

Geisinger Epic Procedure Code:  LAB3258    Geisinger Epic ID:  22139

SPECIMEN COLLECTION
Specimen type: 

Plasma


Preferred collection container: 
Specimen required: 

1 mL aliquot of plasma protected from light; minimum 0.5 mL. Please submit a separate frozen aliquot for this test. It may not be combined with any other test requiring a frozen aliquot.


Special notes: 

Protect from light. THIS TEST REQUIRES ITS OWN ALIQUOT. IT CANNOT BE SHARED WITH ANY OTHER TEST.


Patient preparation: 

Overnight fasting is required.



SPECIMEN PROCESSING
Processing instructions: 

Centrifuge and aliquot within 24 hours. Protect specimen from light.


Transport temperature: 

Frozen. Protect from light.


Specimen stability: 

Room Temperature: 72 hours. Refrigerated: 5 days. Frozen: 14 days.


Rejection criteria: 

Received room temperature • Received refrigerated • Hemolysis • Lipemia • Not protected from light.



TEST DETAILS
CPT code(s):  84207
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.
The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.

Test includes: 

Vitamin B6.


Methodology: 
Chromatography/Mass Spectrometry
Synonyms: 

VITAB6, PYROXIDINE, PYRIDOXAL PHOSPHATE, Quest test code 926


Doctoral Director(s): 
Randin Nelson MD
Review Date:  08/11/2026

Performing Locations