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Logical Observation Identifiers Names and Codes (LOINC®)

LOINC is a freely available international standard for tests, measurements, and observations.


More than 48,000 people in 176 countries use LOINC to make bridges across their islands of health data.

It's free, but invaluable.

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Learn LOINC Fast

A step-by-step guide for getting your local codes mapped to LOINC

Author: Daniel J. Vreeman, PT, DPT, MSc
Format: PDF


Download LOINC and the RELMA Mapping program for free.

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Public Laboratory LOINC Tutorial & Committee Meeting 06/07/17 - 06/08/17 Indianapolis, IN
Public Laboratory LOINC Tutorial & Committee Meeting 12/06/17 - 12/07/17 Indianapolis, IN

Current Versions
LOINC 2.59
Released: 2017-02-21

RELMA 6.18
Released: 2017-02-21

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