Setting the global standard of diagnostic care
At Mayo Clinic Laboratories, we believe all patients deserve access to world-class diagnostic care. We work with hospitals and healthcare providers around the world to deliver unparalleled expertise and innovative diagnostic evaluations that solve the most complicated cases.
Fully integrated with Mayo Clinic and backed by more than 150 years of clinical experience, Mayo Clinic Laboratories was built upon a tradition of knowledge sharing to improve healthcare around the world. When you work with us, you gain access to the world’s most sophisticated test menu, world-renowned experts, and educational opportunities to strengthen your practice, advance knowledge, and improve patient outcomes.
Focused on quality
At Mayo Clinic Laboratories, test development is based on patient need and guided by quality management protocols modeled on standards and guidelines from the Clinical and Laboratory Standards Institute. Our extensive test validation includes a breadth of specimens with rare abnormalities. Our laboratories are CLIA-certified and CAP-accredited, and we participate in U.S. and international proficiency programs.
Commitment to education
The exchange of knowledge is a founding principle of Mayo Clinic. In this tradition, we provide a wide range of educational offerings to help our clients increase understanding.
- Regionally based clinical specialists guide best practices through physician education.
- Access to Mayo Clinic Laboratories education and insight articles.
- Many courses offer CME credits.
- Online trainings are available, such as “Dangerous Goods Shipping,” with printable certificates.
Enhanced patient outcomes
Mayo Clinic Laboratories is dedicated to the health and well-being of our patients, which means helping providers deliver care in their local settings through the utilization of our comprehensive subspecialty test menu. Our mission is grounded in our belief that the patient’s needs are paramount, and our clients receive access to:
- Expert-developed algorithms that ensure the right patient receives the right test.
- Testing for rare and complex conditions, with some of that testing exclusive to Mayo Clinic Laboratories.
- Expeditious results due to continuous test processing.
“We treat all of the specimens we receive with the same high degree of care and quality, regardless of where the sample is coming from. We could be testing a sample from a patient that lives in Rochester, Minnesota, or from someone that lives halfway across the world.”
Bobbi Pritt, M.D., Director of the Clinical Parasitology Laboratory

OUR DIFFERENCE
News and updates
The latest

On Tuesday, June 24, the mayocliniclabs.com website will feature a refreshed homepage. Incorporating valuable feedback from users, the site has been redesigned it to highlight the most frequently used features and content. The aim to enhance user experience with a more intuitive, visually appealing, and responsive website. These new features will make it easier to find information and complete tasks.
In this month’s “Hot Topic,” Elitza Theel, Ph.D., talks about Mayo Clinic Laboratories’ serologic and molecular testing for the identification of infection with dengue virus. Dengue virus poses a significant public health threat worldwide. Rapid and accurate identification of the infection enables directed monitoring of patients who may be at increased risk of developing hemorrhagic fever of dengue shock syndrome.
Due to the Christmas holiday (recognized on Wednesday, December 25) and the New Year's holiday (recognized on Wednesday, January 1), Mayo Clinic Laboratories' specimen pickup and delivery schedules will be altered.
In November 2019, Mayo Clinic Laboratories announced one new test along with numerous reference value changes, obsolete tests, and algorithm changes.
Understanding the difference between benign and malignant adrenal tumors has always been difficult, but the new Urinary Steroid Profile assay will assist with this medical challenge.
Due to the Thanksgiving holiday in the United States (recognized on Thursday, Nov. 28), the Mayo Clinic Laboratories specimen pickup and delivery schedule will be altered. To ensure that your specimen vitality and turnaround time are not affected, plan ahead and note that no pickups or deliveries will be made on November 28 by our couriers or FedEx.
In this month’s “Hot Topic,” Elitza Theel, Ph.D., will discuss the over utilization of IgM serologic testing for herpes simplex virus and the recommendation by multiple agencies, including the CDC and the Infectious Diseases Society of America, to avoid using this test for clinical decision making purposes. As a result of these recommendations and data generated at Mayo Clinic, Dr. Theel will summarize why HSV IgM testing will no longer be offered through Mayo Clinic Laboratories.
In October 2019, Mayo Clinic Laboratories announced seven new tests along with numerous reference value changes, obsolete tests, and algorithm changes.
This week's featured chromosomal microarray test in focus is presented by William Sukov, M.D., a pathologist and cancer geneticist at Mayo Clinic. He discusses when this test should be used for patients with renal tumors.
Hear advice firsthand from William Morice, II, M.D., Ph.D., Chair of the Department of Laboratory Medicine and Pathology at Mayo Clinic, as he tells stories that helped shape his journey in laboratory medicine.
In this month’s “Hot Topic,” Jessie Swanson and Michelle Soland from the Component Laboratory will discuss the process improvement that helped decrease the standard cryoprecipitate dosage and the positive impact it has on patients.
In September 2019, Mayo Clinic Laboratories announced four new tests along with numerous reference value changes, obsolete tests, and algorithm changes. In addition to these new tests, the department also announced several test changes.
The “Reject Due To” information contained in our online test catalog is being updated to provide greater clarity around rejection standards.