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Vitamin B12
Test CodeVITB12
Alias/See Also
B12, Cobalamin, Cyanocobalamin
CPT Codes
82607
Preferred Specimen
Serum red top tube
Minimum Volume
1 mL S
Specimen Stability
Refrigerated: 2 days
Frozen: 21 months
Frozen: 21 months
Reference Range
Male/Female All Ages: 211-946 pg/mL
Performing Laboratory
Little Company of Mary Hospital
2800 W. 95th St.
Evergreen Park, IL 60805