MMP NCPDP Companion Guide

An updated version of the Medicare-Medicaid NCPDP Companion Guide has been posted to the CSSC Operations website.  Please note the changes are located in the Revision History. The guide can be accessed under the Medicare-Medicaid Plans/Companion Guides section or by clicking on the link below:
In the event you have questions, please contact CSSC Operations at 1-877-534-2772 or by email at

Last Updated: 11/07/2014 12:29:00 PM