Oklahoma Provider Request for Medical Fee Dispute Resolution is an administrative process used to resolve disputes between an insurance company and an Oklahoma healthcare provider regarding medical fee reimbursement. This process is governed by the Oklahoma Administrative Code (MAC) and allows providers to submit a dispute resolution request to the Oklahoma Department of Insurance (ODI) for review and resolution. The types of Oklahoma Provider Request for Medical Fee Dispute Resolution are: 1) Prepayment Dispute Resolution and 2) Post-payment Dispute Resolution. Prepayment Dispute Resolution is used to resolve disputes regarding the amount of payment for a medical service prior to the service being provided. Post-payment Dispute Resolution is used to resolve disputes regarding the amount of payment for a medical service after the service has been provided. Both types of dispute resolution requests must include a copy of the medical invoice, documentation of the provider’s patient eligibility, and the provider’s detailed appeal.