What is Medicare?

Prepare a 4- to 6-page paper  in APA format, Times New Roman, double-spaced 12 font to address the following questions: 

1.Briefly describe how hospitals and physicians are reimbursed under the current Medicare payment mechanism. 

2.Discuss what Medicaid is, what it covers, and how physicians are reimbursed. 3.Briefly describe how ACOs will be reimbursed under the proposed Medicare ACO rule. 

4.In your opinion, what would be the key to the success of the proposed ACOs, possibly leading to a fundamental overhaul of the delivery system? List three factors you believe to be crucial and justify your answer.