For anyone who might not know, Medicare is a healthcare plan provider. It has 3 parts, Medicare Plan A, Medicare Plan B, and Plan D or commonly known as Original Medicare, Medicare Advantage Plan, and Prescription Plan.  Original Medicare is usually applicable for in-patient hospital service, skilled nursing facility care, hospice, and home health care. It is also known as Hospital Insurance . While Medicare Advantage Plan or commonly known as Medical Insurance  covers mainly your Outpatient and Physician Services, laboratory tests, wellness, and others.  And lastly, Medicare Plan D  or the Prescription Drug Coverage which covers the cost of your prescription drugs. This plan is usually run by private insurance companies that follow rules set by Medicare. You have your options as to what Medicare Plan to get. Either you choose Original Medicare, Medicare Advantage, or you'll have Original Medicare and add on it a Medigap or Medicare Supplement Plan....