Though there are many Medicare insurance plan available but it depends on the need of people which insurance plan they want to get enrolled under. There is a lot of difference between the original Medicare and Medicare insurance plan as the enrollment criteria for this plan is really different and the amenities they offer is also very different. A number of people are heading on to know what is Medicare part F plan by contacting different authenticated firms. By taking this step, one can get enormous benefits and can live a healthy and happy life after retirement too.