ABO Group and Rh Type

CPT Code: 86900, 86901
Order Code: 7788
Synonyms: Type and Group, Blood Type
ABN Requirement: 
Specimen: Whole Blood
Volume:  5.0 mL
Minimum Volume:  1.0 mL
Container: EDTA (Lavender Top) Tube


  1. Collect and label sample according to standard protocols.
  2. Gently invert tube 8-10 times immediately after draw.

Note: If submitted with a CBC, HbA1c or any other test requiring an EDTA (Lavender-Top) tube, please submit a separate tube for this test.

Transport: Store EDTA whole blood at 2°C to 8°C after collection and ship the same day per packaging instructions included with the provided shipping box.


Ambient (15-25°C): 72 hours
Refrigerated (2-8°C): 
7 days
Frozen (-20°C): 

Causes for Rejection: Improper labeling; samples not stored properly; samples older than stability limits; gross hemolysis; serum separator tube (SST)

Methodology: Immune Agglutination

Turn Around Time:  3 to 5 days

Reference Range: See Laboratory Report

Clinical Significance: ABO type and Rh are needed to identify candidates for Rh immune globulin and to assess the risk of hemolytic disease of the newborn.

The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.