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Chemistry & Basic Tests

Creatinine

A waste product from muscle metabolism. Primary marker for assessing kidney function.

CPT code

82565

Turnaround time

24–72 hours

Fasting required

No fasting needed

Collection container

Gold Top (SST)

About this test

A waste product from muscle metabolism. Primary marker for assessing kidney function.

Specimen requirements

Collection container

Gold Top (SST)

gold top

Specimen

Serum

How to prepare

  • 1

    Bring a valid photo ID to your appointment

  • 2

    Plan for a 15–30 minute visit

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