MedicaidAdministrativeMedium impact
Third Party Resources
Missouri Medicaid (MO HealthNet)·MO·Provider Notice
Effective date
Sep 15, 2014
We identified it
Jun 20, 2026
Summary
MO HealthNet (Missouri Medicaid) must be billed as the payer of last resort after all other insurance resources are exhausted. Providers must submit adjustment requests to refund MO HealthNet when other insurance pays after initial Medicaid reimbursement.
Action Required
Immediately: Billing team must ensure MO HealthNet is billed only after all other insurance sources are exhausted. When receiving payment from other insurance after MO HealthNet reimbursement, promptly submit Individual Adjustment Request form to MO HealthNet for partial or full recovery. Monitor for credit balances and reconcile payment records regularly to identify overpayments.