low 250 ng/dL. This test code (15983) must be collected in a red-top tube with no gel. PERFORMING SITE: MI QUEST DIAGNOSTICS.NUAMI. I0W0COMMERCE PARKWAY. MIRAMAR. F133015.3938 Laborany Duector GIFN I.. HORTIN MD PHD. CLIA 10D0277334 Lab MI CLIENT SERVICES: 866.697.8378 SPECIMEN: MR495702L Quest.