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.
If you have a retiree plan from your old job, you must sign up for Part B when you turn 65. After you go on Medicare, the retiree plan becomes a secondary plan. But if your spouse isn't old enough for Medicare yet, he or she can still get the retiree plan if your former employer allows that.