Companion
Guides

Submitters are encouraged to check back each Monday for updates to the companion guides.  Such changes will be noted in the change log of each document.

Please contact our EDI Business Analyst Staff at 850.558.1630 with questions regarding the Montana DPHHS Companion Guides.

ANSI ASC X12N Montana Companion Guides

Companion Guides are intended for trading partner use in conjunction with the ANSI ASC X12N National Implementation Guide.  The ANSI ASC X12N Implementation Guides can be accessed at http://www.wpc-edi.com/Insurance_40.asp.  This guide outlines the procedures necessary for engaging in Electronic Data Interchange (EDI) with ACS EDI Gateway, Inc. and specifies data clarification where applicable.

• ANSI ASC X12N 837 Companion Guide Version 1.6
  ANSI ASC X12N 837 (Healthcare Claim Transactions - Institutional, Professional and Dental)
   
• ANSI ASC X12N 835 Companion Guide Version 1.1
  ANSI ASC X12N 835 (Healthcare Claim Payment/Advice Transaction)
   
• ANSI ASC X12N 270/271Companion Guide Version 1.1
  ANSI ASC X12N 270/271 (Benefit Eligibility Request/Response Transactions)
   
• ANSI ASC X12N 276/277Companion Guide Version 1.1
  ANSI ASC X12N 276/277 (Claims Inquiry/Response Transactions)
   
• ANSI ASC X12N 278 Companion Guide Version 1.1
  ANSI ASC X12N 278 (Prior Authorization Transaction)