MMP Companion Guide Addenda Update

Please be advised that the MMP 837I, 837P, 837 DME and 837 Dental Companion Guide Addenda have been updated to include information regarding adjustments to encounters.

In the event you need to submit an adjustment, please refer to the Data Elements Table; Loop 2300 of the appropriate Companion Guide Addendum for additional information.

If you have questions, please contact CSSC Operations at 1-877-534-2772 or by Email at

Last Updated: 04/03/2015 04:11:00 PM