Based on comments and requests received from reviewers, X12 is extending the public review periods currently in progress for the following technical reports (implementation guides):

    • 278, Health Care Services Review Inquiry/Response (007030X327)
    • 278, Health Care Services Review - Notification (007030X328)
    • 278, Health Care Services Request for Review and Response (007030X342) 
    The public review period for each implementation guide commenced on September 1, 2017 and was scheduled to close on November 30, 2017. As a result of the extension, each implementation guide will be available for public review through January 31, 2018.

    Public review downloads are automatically set to expire at the end of the public review period when they are posted for download. A new version has been posted with the new expiration date. If you have already downloaded one or more of these draft implementation guides, the download  expired on November 30, 2017. If you have not completed your review, you may download a new document which will be available for review through January 31, 2018.

    The draft implementation guides are available in an online forum at The draft information is provided for public review and cannot be used for any other purpose without permission from X12. Reviewers may submit comments on the draft via the online forum. Instructions for reviewing the pages and submitting comments are posted on the forums page.

    Questions may be directed to

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