5 Star Processing offers merchant account services in the United States. When you integrate with the NMI payment gateway, you are able to process payments through any method. It will also handle auto-charges for subscription or payment plans. When a customer submits payment through the NMI gateway, they never leave your company website - NMI simply processes payments on the back end. If you have any query about the NMI Payment Gateway, then contact our experts at this number: (888) 253 9692