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Test Code OBSTETRIC Obstetric Panel

Performing Laboratory

Northwell Health Laboratories


Profile Information:
Complete Blood Count (CBC) with Automated Differential

Rubella Antibody, IgG

ABO /Rh Antibody Screen
Hepatitis B Surface Antigen (HBsAg) Syphillis Screen


Reference Values

See individual test listings.

Test Classification and CPT Coding


Day(s) and Time(s) Performed

Monday through Friday

Physician Office Specimen Requirements

This panel is not covered by Medicare. Testing must be ordered separately. Appropriate diagnosis codes or an “Advanced Beneficiary Notice (ABN)” is required for Medicare.


Blood and serum are required for this test.



Container/Tube:  Lavender-top (EDTA) tube(s) and one Pink top (ABO/Rh and Screen)

Specimen:  3 mL of EDTA whole blood and  6 ml  whole blood Pink top tube

Transport Temperature:  Refrigerate

Collection Instructions:  Tube must be more than half full for proper anticoagulant ratio. For pediatrics, draw blood in a MICROTAINER®. Do not draw a small volume into a standard VACUTAINER®.



Container/Tube:  2 Gold-top tube(s)

Specimen:  5 mL of serum

Transport Temperature:  Refrigerate