Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Test Name: Sunquest Test Code Epic Procedure Code Or ID CPT Code:  


Sunquest Test Code:
GHRTOT      Geisinger Epic Procedure Code: 83519.18         Geisinger Epic ID: 41283

Specimen type:
Special GI plasma from special ISI GI Preservative tube
Specimen required:
3 mL plasma, collected in ISI GI Preservative tube, aliquoted into a plastic aliquot tube and frozen immediately.
Special notes:
This test requires a special collection tube that is provided by Referred Testing. Please call Referred Testing prior to patient appointment so they can have the tube sent to the clinic for blood draw. This test is not valid unless it has been collected with the GI Preservative available from ISI.
Patient preparation:
Patient should be fasting for 10 - 12 hours before collection

Specimen processing instructions:
Spin tube in a refrigerated centrifuge and aliquot into a plastic aliquot tube. Freeze immediately. 
Transport temperature:
Specimen stability:
Frozen: 30 days.
Rejection criteria:
Specimen not collected in the GI Preservative available from ISI. Specimen not frozen.

Additional information:
Report available: 18-19 days, Sent To Inter Science Institute.
CPT code(s):
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Radioimmunoassay (RIA)
Enzyme Immunoassay (EIA)
Quest test code 900833

Performing Locations

Quest Diagnostics

Technical Lead: Michael Weaver    
Frequency: Monday-Friday morning    
Performed stat? No
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