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Follow-Up to “Update to ‘TMHP EDI Onboarding and Testing Changes Effective December 31, 2025’”

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This is a follow-up to the article titled “Update to TMHP EDI Onboarding and Testing Changes Effective December 31, 2025,” that was published on this website on December 23, 2025. The Texas Medicaid & Healthcare Partnership (TMHP) EDI Connectivity Guide and Companion Guides have now been updated to reflect the Electronic Data Interchange (EDI) onboarding and testing changes.

For more information, call the TMHP Contact Center at 800-925-9126 or the TMHP-CSHCN Services Program Contact Center at 800-568-2413.