Approved by the Cancer.Net Editorial Board, 04/2015. 1  A biopsy is the removal of a small amount of tissue. It is an important way doctors diagnose many different types of cancer.  The sample removed during the biopsy needs to be processed and analyzed before the doctor can make a diagnosis.
You can sign up for Part A and/or Part B during the General Enrollment Period between January 1âMarch 31 each year if both of these apply: You didn't sign up when you were first eligible. You arenât eligible for a Special Enrollment Period (see below). You must pay premiums for Part A and/or Part B. Your coverage will start July 1.
Who needs to apply for Medicare? You may not need to sign up for Original Medicare, Part A and Part B, but you may have options about the type of Medicare coverage you receive. To be eligible for Medicare, you must be either a U.S. citizen or a legal permanent resident of at least five continuous years. Generally, if you're receiving Social Security or Railroad Retirement Board (RRB) benefits, you'll be automatically enrolled in Medicare when you turn 65.