Miss. Code § 43-13-311
Providers of medical services participating in the Medicaid program shall, in submitting claims for the payment of services, identify, if known to the provider, the third party or parties who are or may be liable for the injuries, disease, or sickness of the recipient and shall cooperate with the Division of Medicaid in the recoupment of the payments from such third party or parties.
Any provider submitting claims for the payment of medical services by the Division of Medicaid, who, having knowledge of the liability or potential liability of a third party for the injuries, disease, or sickness of the recipient, fails to identify such third party or parties to the Division of Medicaid or who fails to cooperate with the Division of Medicaid in the recoupment of its payments from such third party or parties shall be liable to the Division of Medicaid to the extent of the payments made to the provider for medical assistance or services rendered to a recipient to which the third party or parties is, are, or may be liable.
Miss. Code § 43-13-311