WEDI is a nonprofit organization focused on the use of health IT to improve healthcare information exchange enhancing quality
of care, improving efficiency and reducing costs.

"I’d like to extend my congratulations to WEDI
for their continued industry leadership and vision
in tackling healthcare’s most challenging issues."

Aneesh Chopra
The 1st Chief Technology Officer
United States

  • Guidance on Implementation of Standard Electronic Attachments for Healthcare Transactions

    by Samantha Holvey | Oct 02, 2017
    This white paper is focused on the business and operational processes of exchanging additional information (Attachments) using the HL7 standards for clinical information and the X12 transaction sets for requesting and receiving the additional information. The detailed technical requirements are not covered in this white paper as the standards development organizations have provided the technical guidance in the standards implementation documents. For definitions of abbreviations, acronyms and other terms used throughout this paper refer to Appendix A of the HL7 CDA R2 Attachment Implementation Guide: Exchange of C-CDA Based Documents, Release 1 – US Realm.

    This white paper will provide the following:
    • An overview of Attachments
    • Resources needed to have a successful implementation of Attachments
    • A review of some of the current processes for requesting and responding to the need for additional information to help understand the challenges
    • Examples of implementation approaches in the industry
    • A review of Electronic Attachment Business flows for Claims, Prior Authorizations and Notification
    • Business use cases and examples
    • A guidance on how to embed additional information within the applicable ASC X12N transaction.
    Guidance on Implementation of Standard Electronic Attachments for Healthcare Transactions White Paper

Featured Articles

WEDI Announced Election of New 2017, 2018 Board Chair and Chair Elect

Apr 3, 2017, 12:17 PM

The Workgroup for Electronic Data Interchange (WEDI), a nonprofit authority on the use of HIT to create efficiencies in health care information exchange (HIE), announced the election of Laurie Darst as chair and Jay Eisenstock as chair-elect of the board of directors. In the role as the 2017 chair, Darst, revenue cycle regulatory advisor with the Mayo Clinic, will help lead the multistakeholder board as the organization moves forward in its efforts to promote the use of HIT to improve HIE—enhancing quality of care, improving efficiency, and reducing costs.

To read more, visit For the Record Magazine.

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