Medicare Medical Necessity Restrictions May Apply
Medical Necessity Documentation:
Client Notes:
Patient Preparation:
Specimen Requirements:
1.0 mL Plasma from a PST Mint Green Top Tube - Lithium Heparin (preferred)
or
1.0 mL Serum in a SST Gold Top Tube
Collection Instructions:
Avoid Hemolysis
Minimum Volume:
0.2 mL Plasma or Serum
Neonatal Volume:
0.3 mL Whole Blood Green Microtainer
Transport & Storage: Temperature/Stability:
5 days Refrigerated
48 hours on cells
Reference Range:
1.8 - 2.5 mg/dL
Critical Ranges:
NICU (Infants in a Parkview Health Neonatal Intensive Care Unit):
Low: <1.4 meq/L
High: >5.0 meq/L
Low: <1.0 meq/L
High: >5.0 meq/L
Test Comments:
Methodology:
Colorimetric
Clinical Significance:
Documentation:
Custom Panel:
No
PRODUCTION SCHEDULE
Stat Eligible:
Yes
Days Performed:
Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed:
Parkview Cancer Institute, Parkview Dekalb Hospital, Parkview Huntington Hospital, Parkview LaGrange Hospital, Parkview Noble Hospital, Parkview Randallia Hospital, Parkview Regional Medical Center, Parkview Southwest , Parkview Wabash Hospital, Parkview Warsaw , Parkview Whitley Hospital
PHL Test Code:
MG
EPIC Test Code:
LAB103
Alternate Test Names:
MAG; Mg
Included Tests:
CPT Coding:
83735