MedicaidAdministrativeHigh impact
[Indiana] Prior Authorization Electronic Submission Mandate
CareSource·IN·Provider Bulletin
Effective date
Oct 1, 2025
We identified it
Jun 13, 2026
Summary
Indiana Medicaid providers must now submit all prior authorizations electronically through CareSource Provider Portal or e-fax, effective October 1, 2025. Exceptions are available for providers with financial hardship, insufficient internet access, or limited patient volume.
Action Required
Immediately: All billing staff must transition to electronic prior authorization submission using CareSource Provider Portal (preferred) or e-fax (1-844-432-8924). Register for Provider Portal at CareSource.com if not already done. Only use phone (1-844-607-2831) or mail if you qualify for hardship exceptions. This affects all Indiana Medicaid prior authorization requests.