Serving a penalty week and recouping an overpayment cannot be done in the same week. Enter the appropriate search criteria: Billing Provider and Member ID and DOB or Billing Provider and Member Last Name, First Name, and DOB.If we have identified an overpayment and request a refund, please mail the check along with a copy of the overpayment request letter we sent you. We have identified the following overpayment and are in good faith voluntarily refunding all monies collected in error. Click the link for "View Your Benefit Summary," scroll down to the "Overpayment Determinations" grid and click the link for "Request Waiver." Send claim overpayment checks via regular mail to: Molina Healthcare Medicaid. Attn: Recoveries Lockbox. Wage Tax refund requests must be submitted through the Philadelphia Tax Center. You don't need a username and password to submit a refund request. Please download the form, complete each field and print.