Buprenorphine, Whole Blood

CPT: 80348
Print Share

Test Details


  • Buprenex®
  • Suboxone®
  • Subutex®


Detect and measure buprenorphine and metabolite


Liquid chromatography/tandem mass spectrometry (LC/MS-MS)

Specimen Requirements


Whole blood


3 mL

Minimum Volume

300 μL


Gray-top (sodium fluoride) tube (preferred), lavender-top (EDTA) tube, or green-top (heparin) tube

Storage Instructions

Room temperature is acceptable for shipping and/or short-term storage (three days).


Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
791486 Buprenorphine/Norbup, WB 791487 Buprenorphine ng/mL 75368-1
791486 Buprenorphine/Norbup, WB 791488 Norbuprenorphine ng/mL 75370-7

For Providers

Please login to order a test.


© 2019  Laboratory Corporation of America® Holdings and Lexi-Comp Inc. All Rights Reserved.

CPT Statement/Profile Statement

The LOINC® codes are copyright © 1994-2018, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at https://loinc.org/license/. Additional information regarding LOINC® codes can be found at LOINC.org, including the LOINC Manual, which can be downloaded at LOINC.org/downloads/files/LOINCManual.pdf