C-Peptide, Ultrasensitive

Test Code
94641


CPT Codes
84681<br /> **Restricted Use** This is a TSO Exception for Client 55032 Only

Preferred Specimen
1 mL serum or plasma collected in an EDTA (lavender-top) tube


Minimum Volume
0.3 mL


Instructions
Serum or plasma must be separated within 45 minutes of venipuncture. Store and ship in plastic transport tube.


Transport Temperature
Frozen


Specimen Stability
Room temperature: 24 hours
Refrigerated: 7 days
Frozen: 1 year


Methodology
Chemiluminescent Assay

Setup Schedule
Sets up 5 days a week.




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.