ARUP Laboratories

ARUP Laboratories is a national clinical and anatomic pathology reference laboratory and a worldwide leader in innovative laboratory research and development. An enterprise of the University of Utah, ARUP offers an extensive test menu of highly complex and unique medical tests. More about ARUP


In Focus

Letters of Medical Necessity

Upcoming Laboratory Test Directory Changes

We have received your feedback and are updating the new LTD to make it even better!


Find out more.

Infliximab Testing

ARUP Offers Infliximab Activity and Neutralizing Antibody Test

Serum levels of infliximab (Remicade) and anti-infliximab antibodies are measured. This is the only clinical test that measures bioactivity of infliximab to aid in the management of patients with chronic inflammatory disease.


Learn more about our methodology.

Register for Summer Update

Register for the 30th Annual Summer Update: Clinical Immunology, Microbiology, and Infectious Diseases

July 15–19, 2013 in Jackson, WY
Topic include microbial infections as well as immunity to infectious diseases and immunologic disorders. Faculty consists of clinicians involved in patient care, pathologists, and clinical laboratory scientists.

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Letters of Medical Necessity

Medical Necessity Letter Templates Available for
16 Genetic Tests

The new 2013 CPT codes have created genetic reimbursement challenges, even for tests that were routinely reimbursed in the past. ARUP created the medical necessity templates to help clients meet these challenges.


View and download templates.

Improved prenatal genomic mocroarray testing

ARUP Offers Improved Prenatal Genomic Microarray Testing with Superior Coverage and Resolution

ARUP Laboratories is now offering a new prenatal microarray platform using the Affymetrix CytoScan HD array.


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CPT Code updates for molecular pathology

2013 CPT Updates Now Available

The American Medical Association Current Procedural Terminology (CPT) codes published in ARUP's Laboratory Test Directory are provided for informational purposes only. ARUP strongly recommends that clients confirm CPT codes with their Medicare administrative contractor.


Read more.