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.