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

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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.
Ann Moyer, M.D., Ph.D., discusses an additional gene, NUDT15, which is important in the prediction of thiopurine-related toxicity This gene has been added to our TPMT genotyping assay available through Mayo Medical Laboratories.
In September 2017, Mayo Medical Laboratories announced five new tests along with numerous reference value changes, obsolete tests, and algorithm changes.
In the war against microbes, human beings are vastly outnumbered—and losing the weapons race.
In August 2017, Mayo Medical Laboratories announced a new test along with numerous reference value changes, obsolete tests, and algorithm changes.
Ultimately, a pathologist has to commit to a diagnosis. Many trainees have difficulty committing to a diagnosis for fear of being wrong. Gary Keeney, M.D., Consultant in the Division of Anatomic Pathology at Mayo Clinic, provides a unique teaching approach with his cases, detailing the ancillary studies and discussing the differential diagnosis of the cases. View case #2.
Devin Oglesbee, Ph.D., Director of the Biochemical and Molecular Genetics Laboratories at Mayo Clinic, provides an overview of the lysosomal storage disease panel, when it is appropriate to order this test, what actions the results allow you to take, and how this test improves upon previous approaches.
Due to the Labor Day holiday, observed Monday, September 4, in the U.S., Mayo Medical Laboratories' specimen pickup and delivery schedules 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 Sept. 4 by our couriers, FedEx, or UPS.
In this month’s “Hot Topic,” Alicia Algeciras-Schimnich, Ph.D., will provide you with valuable information regarding the utility of the prostate specific antigen test, and how the calculation of a prostate health index, or phi, can help to stratify a patient’s risk for prostate cancer and reduce unnecessary biopsies.
In the United States, Lyme disease is caused by "Borrelia burgdorferi" and "Borrelia mayonii" bacteria, carried primarily by "black-legged" or "deer ticks." To learn more about Lyme disease, the Mayo Clinic Department of Laboratory Medicine and Pathology and its reference laboratory Mayo Medical Laboratories have developed “The ABCs of Lyme Disease” flash cards.
Mayo Clinic physicians and scientists will be presenting special lectures at AACC 2017 in San Diego on Aug. 1 and 2. Visit booth #1429 to meet the experts.
October 8, 2017 | Rochester, Minnesota This symposium is designed for any provider who treats patients with hematologic malignancies (e.g., oncologists, hematologists, and physician assistants), pathologists, hematopathologists, cytogeneticists, laboratory directors, genetic counselors, and laboratory technologists and support staff.
Independence Day, observed on Tuesday, July 4, is a U.S. national holiday. Due to the holiday, Mayo Medical Laboratories' specimen pickup and delivery schedule will be altered. To ensure that your specimen vitality and turn-around time are not affected, plan ahead and note that no pickups or deliveries will be made on July 4 by our couriers or FedEx.