General
ABO Group with Rh Type
Lab test

ABO Group with Rh Type

Ordered to establish blood type for transfusion or transplant safety, to determine Rh status in pregnancy, or for individuals who want to document their blood type for general health awareness or emergency preparedness. No fasting required. Results reviewed by a General Medicine clinician.

Receive actionable insights and deep analysis—not just lab values– in as little as 48 hours

Clear guidance, and follow-up care available

Simple, online scheduling for labs and everything else

Most insurance accepted

Board-certified

No hidden fees

Available nationwide

What is an ABO Group with Rh Type Test?

Blood typing determines your ABO blood group and Rh factor — the two most clinically critical components of blood compatibility. This information is essential for safe blood transfusions and organ transplants, and Rh type is particularly important in pregnancy, where Rh incompatibility between mother and baby can cause serious complications in current or future pregnancies.

Blood transfusion and transplant safety

ABO and Rh compatibility are the foundational requirements for safe blood products and organ transplantation. Transfusing incompatible blood can cause a life-threatening immune reaction — making accurate blood typing essential before any procedure involving blood or tissue.

Rh incompatibility in pregnancy

An Rh-negative mother carrying an Rh-positive baby risks developing anti-Rh antibodies that can attack fetal red blood cells in subsequent pregnancies. Knowing Rh status before or early in pregnancy allows preventive Rh immunoglobulin (RhoGAM) to be given, effectively preventing this complication.

Personal health awareness

Many people have never had their blood type documented. Knowing your type provides critical information for emergency medical situations, facilitates informed decisions about directed blood donation, and is a useful baseline health data point.

Complete insights in as little as 48 hours

1

Book your test

Instantly schedule at 2,000+ labs nationwide, at a time that works for you. Most visits take 15 minutes or less, with both walk-ins and appointments available.

2

Get results in 48 hours

Your results are delivered quickly—and reviewed by medical professionals. You’ll get clear explanations, robust health insights, and recommended next steps tailored to your health needs.

3

Take action with physician guidance

Choose to review your results and manage your plan with a General Medicine physician—or simply use the insights on your own.

4

Track progress over time

Repeat annually to see trends, improvements, and new emerging risks or book individual tests that focus on your set goals

All your care in one place. That’s the General Medicine difference.

We help you understand your options, connect you to the right clinicians, manage prescriptions, coordinate any needed evaluations, and keep an eye on your overall health along the way. It’s comprehensive care that looks at the full picture — your goals, your history, your lifestyle — and makes it simple to move forward with confidence.

Your care plan
Clinician

What's included

Test type

Blood sample

Collection method

Venipuncture

Fasting

Not required

Results processing time

1 to 2 days

ABO Group with Rh Type

Determines your blood type (A, B, AB, or O) and Rh factor, which is critical for transfusions, organ transplants, and pregnancy-related care.

Virtual visit with clinician

Ongoing support, always available.

You’ll be supported by experienced clinicians who care for a wide range of health needs, from everyday concerns to more complex conditions.

Our clinicians track your progress over time and adjust your care as needed. If medication is prescribed, we’ll manage dosing and monitor for side effects. If lab testing is recommended, we review results and refine your plan accordingly. You’re never left to navigate care on your own.

What our customers have to say

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“I found the ease of setting the appointment and how quickly I was able to be seen to be amazing. The physician was very friendly and amazingly helpful.”

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Order your lab today.

Frequently asked questions

What does blood typing (ABO and Rh) determine?

Blood typing identifies your ABO blood group (A, B, AB, or O) and Rh factor (positive or negative). Together these determine your blood type — for example, A positive or O negative. This is used for safe blood transfusions, organ transplants, pregnancy compatibility, and understanding your Rh status.

Why is Rh type particularly important in pregnancy?

If an Rh-negative mother carries an Rh-positive baby, her immune system may produce antibodies against fetal red blood cells — a condition called Rh incompatibility. This can cause serious complications in subsequent pregnancies. Knowing your Rh status allows preventive treatment (Rh immunoglobulin / RhoGAM) to be given.

Do I need to fast for a blood type test?

No fasting is required. Blood typing is based on surface antigens and antibodies on red blood cells, which are not affected by food intake.

I had my blood type tested before — do I need to test again?

Blood type is permanent and doesn't change. If you have reliable documentation of a prior blood type result, retesting is generally unnecessary unless required by a specific clinical context — such as a new pregnancy or preparation for a procedure.

Can I find out my blood type just out of curiosity?

Absolutely — many people want to know their blood type for general health awareness, family planning, or emergency preparedness. The test is simple, fast, and requires only a standard blood draw.
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