Updated Test
Effective Date
06/09/2026
Included in Report
Updated Test
Updated Test
Notes
Update to specimen requirements and alternate specimen
Minimum Volume:
Whole blood: 2.0 mL
Urine: 10.0 m
Alternate Specimen: Urine
Test Details
Mnemonic
METHL
Ordering Code
1755020
CPT-4 Codes(s)
80320 (84600)