Methotrexate, Serum

Message
Testing performed at Mercy Laboratory, Springfield, MO


Test Code
819


CPT Codes
83520

Preferred Specimen


Container/Tube: Red-top tube(s)-Serum gel tube is not acceptable.
Specimen Volume: 1 mL of serum
Collection Instructions: Protect specimen from light. 




Transport Temperature
Refrigerate


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Serum gel tube is not acceptable.


Methodology
Fluorescent Polarization Immunoassay (FPIA)

Setup Schedule
Monday through Sunday


Reference Range
Therapeutic level: 0-1 mcm/L


Performed By
CoxHealth



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.