LOINC terms for 2019 Novel Coronavirus (2019-nCoV) now available on the prerelease page

The international standard for identifying health measurements, observations, and documents.

Reference labs, healthcare organizations, U.S. federal agencies, insurance companies, software vendors, in vitro diagnostic testing companies, and more than 91,000 registered users from 177 countries use LOINC to move data seamlessly between systems.

It’s free, but invaluable.

2020 LOINC Conference - Indianapolis

Experts urge use of LOINC to standardize WHO Essential Diagnostics List

Read more about this commentary published in The Lancet Digital Health.

Panel Browser

Peruse the various types of Panels available within LOINC. This newly updated tool allows you view LOINC Panel content by category.

Help us create six new Guides

We are writing guides across six additional laboratory domains. Sign up to participate in the next round of guide creation and testing!


Explore all the LOINC codes directly in your web browser. More Info

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