EDISS Contact Information

Hours of Operation

Monday - Friday 8:00 A.M. - 7:00 P.M. (CT)
See Training Closure Schedule


Medicare Lines of Business 

Jurisdiction E (JE) Part A and B (CA, HI, NV, American Samoa, Guam and Northern Mariana Islands): 855-609-9960


Jurisdiction F (JF) Part A and B (AK, AZ, ID, MT, ND, OR, SD, UT, WA, WY): 877-908-8431


All Other Lines of Business

ND Medicaid and IA Medicaid: 800-967-7902

Fax (All Lines of Business)

Fax: 701-277-7850

Mailing Address

EDI Support Services
PO Box 6729
Fargo, ND 58108-6729



Please note: When using e-mail to contact us, include the following information:

  • Your name
  • Business name and location
  • Business telephone number and extension
  • Complete description of your issue

To ensure delivery to your inbox (not bulk or junk mail folders), please add support@edissweb.com to your address book or safe list.


To communicate any concerns, ideas or praise, please contact EDI Support Services management at: edimgmt@noridian.com