Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Test Name: Sunquest Test Code Epic Procedure Code Or ID CPT Code:  

VITAMIN B12

ORDERING INFORMATION:
Sunquest Test Code:
B12      Geisinger Epic Procedure Code: 82607         Geisinger Epic ID: 6587

SPECIMEN COLLECTION
Specimen type:
Serum (preferred). Plasma collected in plasma separator tube (PST) also acceptable.
Preferred collection container:
Alternate Collection Container:
3 mL green/yellow-top (plasma separator) tube
Specimen required:
2 mL aliquot of serum (preferred) or plasma; minimum 0.5 mL.

SPECIMEN PROCESSING
Specimen processing instructions:
Allow serum to clot. Centrifuge serum or plasma at 1100-2000 g for a minimum of 10 minutes. 
Transport temperature:
Refrigerated (preferred) or frozen.
Specimen stability:
Refrigerated: 2 days. Frozen: 2 months.
Rejection criteria:
Stability limits exceeded.

TEST DETAILS
Reference interval:
232-1245 pg/mL
CPT code(s):
82607
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Vitamin B12.
Methodology:
Electrochemiluminescence
Synonyms:
B12, Cyanocobalamin
Clinical significance:
Vitamin B12 is decreased in pernicious anemia, total or partial gastrectomy, malabsorption and certain congenital and biochemical disorders.
Doctoral Director(s:)
Hoi-Ying Elsie Yu, PhD, DABCC
Sheng-Ying (Margaret) Lo, PhD, DABCC    
Review Date: 11/05/2018

Performing Locations

Geisinger Medical Center

Performing laboratory: Automated Chemistry
Technical Lead: Mariana Moyer, Jared Shepherd
Frequency: Daily
Performed stat? No
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