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Welcome to the ACS EDI Gateway's Home Page for Mississippi Medicaid!

Please read this Important Information!

  • Please call 800.884.3222 for Point of Sale (POS) questions.

Electronic Transactions Available for Mississippi

Current (available until October 1, 2003)

HIPAA X12N (available October 1, 2003)

National Standard Format

  • HCFA-1500, Dental

837 Professional

Mississippi Medicaid Format

  • HCFA-1500, UB92, Pharmacy, Nursing Facility, Dental

837 Institutional

NCPDP

  • Pharmacy

837 Dental

Uniform Billing Format Version 5

  • UB92, Nursing Facility

NCPDP batch

 

WINASAP2003 (August 2003)
 

(X12N 270) Eligibility Inquiry
 

(X12N 276) Claims Inquiry
 

(X12N 278) Prior Authorization

Updated information for providers/submitters will be available on this site so please be sure to log on regularly. You may also direct inquiries to the ACS EDI Support Unit, Monday through Friday, 8 a.m. - 6 p.m. EST, at 866.225.2502.

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