Posted Date
Effective Date
Test Name
Diazepam and Nordiazepam, Serum
Update Type
Test Resumed
CPT Code
80346
Order Code
DIA
TEST RESUMED
Diazepam and Nordiazepam, Serum
Order Code: DIA
Fee Code: 20010 (CPT 80346)
Reference Laboratory: Mayo DIA
Mayo Clinic Laboratories Diazepam and Nordiazepam, Serum assay has been redeveloped, and testing will resume effective September 30, 2025.