What this is, in plain language
A blood test that measures creatinine, a waste product your kidneys filter out — the main way doctors check how well your kidneys are working.
Why a clinician orders it
Monitoring kidney disease, checking kidney function before imaging with contrast dye, or tracking medications that affect the kidneys.
Medical necessity — what insurers usually look at
Usually covered when medically indicated. Often bundled into metabolic panels — ask if a panel or single test is being ordered.
New to this? Read what medical necessity means and how to appeal a denial.
Documentation to ask about
- ✓Reason for the test
- ✓In-network lab confirmation
Questions for your provider
- ?Is the lab in-network?
- ?Is this part of a panel or billed separately?
Why this code is in our seed set
High-volume lab test in the CMS Top 100 Laboratory Procedures Ranked by Services.
Validated against
- •CMS Top 100 Laboratory Procedures Ranked by Services
- •AMA CPT code 82565 descriptor
Important: AuraCode is an educational tool. It does not provide medical, legal, or insurance advice, claims decisions, or approval guarantees. Final coverage depends on your specific plan, eligibility, diagnosis, submitted documentation, and your insurer's review.