Medicare enrollment can be complicated if you live outside the United States. This means that you do not live inside the 50 states of the U.S, the District of Columbia, Puerto Rico, the Virgin Islands, Guam, American Samoa, or the Northern Mariana Islands. Although Medicare does not typically cover medical costs you receive when you live abroad, you still need to choose whether to enroll in Medicare when you become eligible or to turn down enrollment. This is subject to consideration as well; Whether you plan to return to the U.S. Whether you are working or volunteering outside the U.S. The potential costs of delayed enrollment If you are 65 or older and qualify for Medicare , you can enroll in Medicare Parts A and B, also known as Original Medicare , either before or after you leave the U.S . However, you must remember that Medicare will typically not cover medical care you receive outside the U.S. Part A coverage is the best to keep eve...