Common Electronic Data Interchange (CEDI)

The Common Electronic Data Interchange (CEDI) is a contract that was awarded to National Government Services by CMS to provide a standard front-end system for all DME MAC electronic trading partners/submitters. CEDI provides a single front-end solution for the submission and retrieval of DME MAC electronic transactions.

The following electronic transactions are handled by CEDI:

• Electronic claims ( ANSI X12N 837 and NCPDP)
• Delivery of all electronic front end reports
• Delivery of Electronic Remittance Advices (ERA)
• 276/277 Claim Status Request/Response Transactions

CEDI does not handle the enrollment applications or support for Claim Status Inquiry ( CSI) or Electronic Funds Transfer (EFT).

The following CEDI resources are available:

Web site – www.ngscedi.com
Listserv – Available on the CEDI Web site ( www.ngscedi.com ) under Listserv Registration

CEDI Help Desk
1-866-311-9184
Hours of operation are 9:00 a.m. – 9:00 p.m. (Eastern Time)
E-mail – ngs.cedihelpdesk@wellpoint.com

The CEDI Help Desk will answer questions and provide support for the following:

• Support for the HIPAA compliant Electronic Formats
• X12N 837 Claims
• NCPDP Claims
• X12N 276 Claim Status Request and X12N 277 Claim Status Response
• X12N 835 Electronic Remittance Advice
• CEDI Password Reset Requests (Call 1-866-311-9184 and select Option 3)
• CEDI Enrollment Status
• X12N 837 Claims
• NCPDP Claims
• X12N 276 Claim Status Request and X12N 277 Claim Status Response
• X12N 835 Electronic Remittance Advice
• Software Support for
• Express Plus
• PCAce Pro32
• MREP
• Verification of the receipt of electronic files
• Support of VMS Pre-Pass Error Reports
• Testing support for vendors and new electronic trading partners/submitters