Listed are the EDI Reference guides that will assist Trading Partners in submitting electronic transactions to Highmark. Our Provider guide is updated monthly, and the others updated when changes are made. Please review the latest news for changes to all of the EDI transactions and processes.

• v5010 Provider Companion Guide () addresses how Trading Partners conduct professional claim, institutional claim, claim acknowledgement and claim payment advice HIPAA standard electronic transactions with Highmark in the 5010 version. This document supplements the HIPAA mandated national implementation guides and addenda with clarifications and payer-specific usage and content requirements.
• v4010 Employer/Sponsor Reference Guide () addresses how employers and sponsors, or their business associates, conduct enrollment and premium payment HIPAA standard electronic transactions with Highmark. This document supplements the HIPAA mandated national implementation guides and addenda with clarifications and payer-specific usage and content requirements.
• v5010 Employer/Sponsor Companion Guide () addresses how employers and sponsors, or their business associates, conduct enrollment and premium payment HIPAA standard electronic transactions with Highmark in the 5010 version. This document supplements the HIPAA mandated national implementation guides and addenda with clarifications and payer-specific usage and content requirements.
• Real-Time Inquiry Connectivity Specifications () addresses the technical requirements for conducting inquiry transactions with Highmark in real-time mode.
• Real-Time Claim Adjudication and Estimation Connectivity Specifications () address the technical requirements for conducting claim adjudication and claim estimation transactions with Highmark in real-time mode.
• Real-Time Claim Adjudication and Estimation Member Liability Statement
  Examples () - Trading Partners are recommended to have a user-friendly messaging screen that can be displayed and printed for a member to show the results of a real-time claim adjudication or estimation. Highmark recommends Trading Partner's printable documents be modeled after or similar to these examples.


• eDelivery System FTP Communication Standards () - This document addresses the Internet file transfer options available for the "eDelivery" System.
• Highmark eDelivery Virtual Demonstration() - This demonstration is designed to provide basic instruction in a hands on manner of how to navigate and utilize the eDelivery FTP site.
• Supporting Transaction Information - This section provides a link to the HIPAA mandated national implementation guides and their related standardized code lists.