Posted Date
Effective Date
Test Name
5-Methyltetrahydrofolate, CSF
Update Type
Miscellaneous
CPT Code
82542
Order Code
5METH
REFERENCE LABORATORY CHANGE
5-Methyltetrahydrofolate, CSF
Order Code: 5METH
Fee Code: AA309 (CPT 82542)
Reference Laboratory: MNG Laboratories NC01
New Reference Lab: LabCorp 631559
5-Methyltetrahydrofolate, CSF will be referred to LabCorp, 1912 TW Alexander Dr, Research Triangle Park, NC 27709 effective October 1, 2026.