Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Order Display Name: Geisinger Epic Procedure Code Or ID CPT Code:  

NORTRIPTYLINE

ORDERING INFORMATION:
Geisinger Epic Procedure Code: LAB2770         Geisinger Epic ID: 21986

SPECIMEN COLLECTION
Specimen type:
Serum (preferred) or plasma.
Preferred collection container:
Alternate Collection Container:
4 mL green/green-top (sodium heparin) tube
3 mL lavender-top (K2 EDTA) tube
3 mL green/black top lithium heparin tube
Specimen required:
3 mL aliquot of serum or plasma; minimum 1.5 mL.
Special notes:
Do not use serum separator/gel barrier tubes.
Patient preparation:
If medication is taken at bedtime, draw blood 10-12 hours later. For a more frequent dosage schedule, draw blood just before receiving medication.

SPECIMEN PROCESSING
Specimen processing instructions:
Serum: Allow to clot. Centrifuge 10 minutes at 3000 rpm. Plasma: Centrifuge 10 minutes at 3000 rpm. 
Transport temperature:
Room temperature.
Specimen stability:
Room Temperature: 5 days. Refrigerated: 7 days. Frozen: 1 month.
Rejection criteria:
Gross hemolysis. Specimen collected in gel barrier tubes. Stability limits exceeded.

TEST DETAILS
CPT code(s):
80335
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.
Test includes:
Nortriptyline
Methodology:
Chromatography/Mass Spectrometry
Synonyms:
NORT, Pamelor, Aventyl
Quest test code 272

Performing Locations

Quest Diagnostics

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