Commitment to Community

Your trusted partner for clinical blood, COVID, alcohol and drug testing

A shared perspective

At Cornerstone Diagnostics, laboratory medicine is about more than just a test result—it’s about collaboration to reach actionable answers for patients. Every day, Cornerstone Diagnostics state-of-the-art CLIA-certified and CAP-accredited laboratory provides clients with direct access to comprehensive clinical blood, COVID, alcohol and drug testing services. With 24 hour results nationwide and cutting edge instruments we bring together quality, speed, and technology to provide advanced, affordable diagnostics for all.

Answers for you and your patients

We are helping healthcare providers improve patient outcomes with broadening access to fast and accurate testing services. Our testing approach was developed to reach the right answer efficiently, improving costs and patient outcomes. We are dedicated to helping your system deliver the benefits of diagnostic excellence. At Cornerstone Diagnostics, our unmatched service and support bring trusted answers to patients – all day, every day.

Reliable Connectivity

Our technology solutions create a seamless connection so you can easily order tests and receive results.

National Logistics

Geographically coordinated routes to ensure that specimens arrive at the right place at the right time.

World-Class Support

You are served by our customer service department which provides 24/7 access to a live representative.

Building stronger communities together

Cornerstone Diagnostics is working to create the new standard of diagnostic care within communities. We support care teams, from the lab to the treatment center, by providing insights that help inform diagnoses and treatment plans that can help provide answers to improve patient outcomes. We are dedicated to using science and technology to provide timely results so that all of our clients can make informed treatment, hiring, safety, and compliance decisions.

We're here to help

Together, let's create the new standard of diagnostic care.


Isaiah 28:16: Behold, I am laying in Zion a stone, a tested stone, a costly cornerstone for the foundation, firmly placed. He who believes in it will not be disturbed.