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.
Note: Most people age 65 or older are eligible for free Medicare Hospital Insurance (Part A) if they have worked and paid Medicare taxes long enough. You should sign up for Medicare Hospital Insurance (Part A) 3 months before your 65th birthday, whether or not you want to begin receiving retirement benefits. Medical insurance (Part B) helps pay for doctorsâ services and many other medical services and supplies that are not covered by hospital insurance.