The Missouri Medicaid Audit and Compliance Unit (MMAC) is utilizing Gov. Delivery to provide updates and information via e-mail. Please visit our website at mmac.mo.gov to sign up for Gov.Delivery. Currently enrolled Medicaid Fee-for-Service providers and newly enrolling or revalidating providers will automatically be signed up for Gov. Delivery. You will have the opportunity to unsubscribe if you wish when you receive an e-mail message from MMAC via Gov. Delivery. This service is not limited to Medicaid providers; any interested party may sign up for the service. It is free of charge.