> ## Documentation Index
> Fetch the complete documentation index at: https://docs.corti.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# LOINC

> Logical Observation Identifiers Names and Codes. The international standard for identifying laboratory tests, clinical observations, and documents

**LOINC (Logical Observation Identifiers Names and Codes).** Maintained by the Regenstrief Institute. The de facto international standard for identifying laboratory and clinical observations. Used worldwide in EHRs, lab systems, and HL7/FHIR interfaces.

<Note>
  This coding system is in early alpha. Access is available to select partners. [Contact us](https://www.corti.ai/contact-us?products=medical-coding,api) to discuss your use case and request access.
</Note>