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Test Compendium


Test Code

  • 6377

Test Synonym

  • Proinsulin

Minimum Volume

  • 0.6 mL

Specimen Requirements

  • Serum


  • Transfer Tube- Frozen- Serum


  • Frozen

Turn Around Time

  • 10 days

CPT Codes

  • 84206
    *The CPT codes provided are based on AMA guidelines and are provided for informational purposes only. CPT coding is the responsibility of the billing entity. Please direct any questions regarding the CPT coding to the payer being billed.

Special Instructions

  • 0.6 mL FROZEN Serum

Additional Information

  • Serum from a SST (gel-barrier) or Red Top Tube - spun and separated from cells; FROZEN - transfer into a plastic transport tube with screw cap Freeze immediately and maintain frozen until tested. To avoid delays in turnaround time when requesting multiple test on frozen samples, PLEASE SUBMIT SEPARATE FROZEN SPECIMENS FOR EACH TEST REQUESTED.

Specimen Stability

  • AMBIENT: Unstable REFRIGERATED: Unstable FROZEN: 12 days