Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

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


Geisinger Epic Procedure Code: LAB2663         Geisinger Epic ID: 17670

Specimen type:
Random urine
Preferred collection container:
Specimen required:
7 mL random urine in a metal-free, acid-washed container; minimum 5 mL.
Special notes:
For clinical monitoring, collect second voided a.m. urine. For industrial monitoring, collect urine preshift.
Wash hands before sample collection. Wipe hands dry with lint-free paper towels. Do not use recycled paper towels.
Collect 7 mL of the second morning urine in an acid-washed, metal-free (polypropylene or polyethylene), leakproof container. Minimum: 5 mL. Use powderless gloves to pour sample into acid-washed transport container, if needed.
Patient preparation:
Patient should refrain from eating predatory fish such as swordfish, tuna, and shark at least 3 days before specimen collection.

Transport temperature:
Specimen stability:
Room Temperature: 2 days. Refrigerated: 5 days. Frozen: 2 weeks.
Rejection criteria:
Stability limits exceeded.

Reference interval:
2nd voided a.m. urine for nonexposed adults: 4 ug/g Creatinine or less
Biological Exposure Index (preshift): 35 ug/g Creatinine or less.
Additional information:
For additional information, please phone Laboratory Client Services.
CPT code(s):
82570, 83825
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:
Mercury level in random urine sample.
Inductively Coupled Plasma-Mass Spectrometry
MERR, HG, Quest test code 637

Performing Locations

Quest Diagnostics

Technical Lead: Michael Weaver    
Frequency: Monday, Wednesday, Friday afternoon    
Performed STAT? No
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