Insulin

Test Code
INS


CPT Codes
83525

Preferred Specimen
3.0 mL of whole blood (1.5 mL of serum or plasma)


Minimum Volume
2.0 mL of whole blood (1.0 mL of serum or plasma)


Instructions
Overmight fasting recommended


Transport Container
Serum Separator (gold top) or Lithium Hepartin (green or mint top)


Transport Temperature
Room Temperature


Specimen Stability
Room Temperature: 8 hours
Refrigerated: 7 days
Frozen: 4 weeks at -18 C


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis


Methodology
Automated

Setup Schedule
Set up 3 times per week


Report Available
Turn around time: Reports in 48 hours.




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.