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To view specimen requirements and codes please select your laboratory:

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Chem 7 Profile (RENAL)

Test Code


CPT Code(s)



 Sodium, Potassium, Chloride, CO2 Content, Glucose, BUN, Creatinine

Performing Laboratory

Quest Diagnostics
875 Greentree Road 4 Parkway Center
Pittsburgh, Pa 15220

Setup Schedule

Report available: 1 day

LOINC®' Code(s)

The Result and LOINC information listed below should not be used for electronic interface maintenance with Quest Diagnostics. Please contact the Quest Diagnostics Connectivity Help Desk for more information at 800-697-9302.

NOTE: The codes listed in the table below are not orderable Test Codes.

Result NameLOINC CodeComponent Name
Z1298CARBON DIOXIDE2028-9Carbon dioxide
Z1371UREA NITROGEN3094-0Urea nitrogen

Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.

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

LOINC assignment is based on a combination of test attributes, including the method used by the performing laboratory. For tests not performed by Quest Diagnostics, codes are assigned by the performing laboratory.

* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.