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BUN/Creat Ultrafiltrate

Test Code
FBC


Alias/See Also
UNF, CREF


CPT Codes
84520,

Includes
UNF:  Urea Nitrogen Filtrate
CREF:  Creatinine Filtrate


Reference Range
UNF:  **Note: No Reference Range for untimed urines.
CREF:  **Note: No Reference Range for untimed urines.


Performing Laboratory
CRMC Laboratory
CCMC Laboratory



The CPT Codes provided in this document 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 payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.