Test Code

• 6380

Test Synonym

• Phenobarbitol, Free, S/P

Minimum Volume

• 1 mL

Specimen Requirements

• Serum Or Plasma

Container

• Plain Red Top Tube, Green Top Tube, Transfer Tube- Serum, Transfer Tube- Plasma

Storage

• Refrigerated

Turn Around Time

• 4 days

CPT Codes

• 80184
  *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

• 3 mL SERUM OR PLASMA

Additional Information

• Serum/plasma should be separated from cells within 2 hours of venipuncture. Send serum/plasma in a plastic transport tube