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Test ID: EFPO    
Electrolyte and Osmolality Panel, Feces

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CPT Code Information Provides guidance in determining the appropriate Current Procedural Terminology (CPT) code(s) information for each test or profile. The listed CPT codes reflect Mayo Medical Laboratories interpretation of CPT coding requirements. It is the responsibility of each laboratory to determine correct CPT codes to use for billing.





84999 x 2-Osmolality, Potassium

LOINC® Code Information Provides guidance in determining the Logical Observation Identifiers Names and Codes (LOINC) values for the order and result codes of this test.

Test IDTest Order NameOrder LOINC Code
EFPOElectrolyte and Osmolality Panel, FecesIn Process


Result IDTest Result NameResult LOINC Code
NA_FSodium, F15207-4
K_FPotassium, F15202-5
CL_FChloride, F15158-9
MG_FMagnesium, F29365-4
OG_FOsmotic Gap, F73571-2
POU_FPhosphorus, FIn Process
OSMOFOsmolality, F2693-0

LOINC and CPT codes are provided by the performing laboratory.