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Click the "Log In" link at top right to enter your username and password. You will then return to this location.
Once you have logged in you will be able to download your free LOINC Quick Start Guide.
Want to pay by check instead?
Download and complete our membership form. Make your check payable to "Regenstrief Institute" and write "LOINC" on the memo line. Mail your completed form to: LOINC c/o Regenstrief Institute, 1101 W. 10th St., Indianapolis, IN 46202. Be certain to include your email address. We will use it to respond with membership details.