Posted Date
Effective Date
Test Name Fentanyl, Serum
Update Type Test Down or Delayed
Order Code FENTS



Fentanyl and Metabolites, Serum

Order Code:                  FENTS

Fee Code:                     21581

Reference Laboratory:   Mayo FENTS


Mayo Clinic Laboratories Fentanyl and Metabolites, Serum assay is down effective January 16, 2023 due to assay performance issues.  Requests for this test will be forwarded to NMS Labs test ID 2079SP (order code MMLR) until further notice.