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The questions we hear most often.

• What is the difference: Quest Diagnostics vs. LabCorp? For the purpose of understanding if there is any quality difference between Quest Diagnostics and LabCorp, the answer is no, they both use the highest quality standards and machines. However, if…
• Will being sick or having a cold impact the results of my blood test? Hello there! Firstly, we hope you feel better soon:) Yes, common cold can affect blood test results. For example, it might cause your white blood cell count to rise because your body's busy fighting…
• How to contact us? You can call our customer service team at 754-799-7833 or send an SMS at 754-799-7833 (text only). Our representatives would be more than happy to assist you. Our business hours are Monday - Friday…
• How does your service work? Hello there, lab-explorer! Curious about how our service works? It's as smooth as your favorite playlist. Pick your tests Choose the tests you need and place your order. We’ll handle the prescription…
• Can I use my requisition (lab order) in another state? Yes, you may take your requisition to be collected at our authorized labs in any state other than NY, NJ, and RI. You can see all our locations here: Quest Diagnostics…
• When will my results be available? Hang in there champ and fear not, this is our most popular question so we've made it easy to see your estimated turnaround time inside your account (screenshot below). When your results are ready…

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