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Release of the HL7 C-CDA® R2.1 Companion Guide

[fa icon="calendar"] Mar 9, 2017 2:17:57 PM / by Health Level Seven

HL7 C-CDA Companion Guide







Introducing the HL7 Companion Guide to Consolidated Clinical Document Architecture (C-CDA®) 2.1

On March 3, 2017, Health Level Seven International and the Duteau Design Inc. team of Jean Duteau, Joginder Madra, Helen Stevens, and Lisa Nelson published the Companion Guide to Consolidated Clinical Document Architecture (C-CDA) 2.1. This companion guide is a supplement to HL7's  CDA R2 Implementation Guide (IG): C-CDA Templates for Clinical Notes STU Release 2.1.

What is the C-CDA Companion Guide?

The new C-CDA Companion Guide was developed and published in order to:

How was the C-CDA Companion Guide developed? 

HL7 engaged with the CDA community at our working group meetings and hosted in-person C-CDA Implementation-A-Thons to get input on how to improve implementations. Stakeholders from a variety of settings provided input, including vendors of all sizes, clinicians, ONC staff and members of the Structured Documents Work Group.  

Read more about the purpose of the HL7 C-CDA Implemenation-A-Thons in a recent blog post by George Cole, Principal Scientist, Community Solutions Group at Allscripts. He is an At-Large Board Member of IHE International, and an active member of the HL7 Structured Documents Work Group and the HL7 CDA Examples Taskforce.

Learn More

The Companion Guide is available free of charge at:


Topics: CDA, HL7, HL7 community, health IT, C-CDA

Health Level Seven

Written by Health Level Seven

Founded in 1987, Health Level Seven International (HL7) is a not-for-profit, ANSI-accredited standards developing organization dedicated to providing a comprehensive framework and related standards for the exchange, integration, sharing, and retrieval of electronic health information that supports clinical practice and the management, delivery and evaluation of health services. HL7 is supported by more than 1,600 members from over 50 countries, including 500+ corporate members representing healthcare providers, government stakeholders, payers, pharmaceutical companies, vendors/suppliers, and consulting firms.

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