The cost of Assisted Living Facilities nationwide can vary from $2,000 - $5,000 per month. Sometimes people have a false sense of security about what their insurance will pay.It’s important to know right up front that Medicare will not pay for assisted living. But, don’t give up all hope yet.he cost of Assisted Living Facilities nationwide can vary from $2,000 - $5,000 per month. Sometimes people have a false sense of security about what their insurance will pay. It’s important to know right up front that Medicare will not pay for assisted living. But, don’t give up all hope yet.