Methylmalonic Acid : 34879

Test Code
MMAQ or 34879

Alias/See Also
MMA

CPT Codes
83921

Instructions
Serum separator tube or a sodium heparin (green-top) tube.

Transport Container
Centrifuge serum separator tube and transport. If green top tube, centrifuge and aliquot 2 mL plasma (Min: 1 mL) into a standard transport tube.

Transport Temperature
Refrigerated.

Specimen Stability
After separation from cells: Room temperature: 4 days; Refrigerated: 7 days; Frozen: 10 months

Methodology
Mass Spectrometry (MS)

Setup Schedule
Sunday - Saturday

Report Available
5-6 days (From receipt at performing laboratory)

Reference Range
87-318 nmol/L

Performing Laboratory
Quest Diagnostics



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.