Official Medicare Publications
Medicare & You is the official U.S. government Medicare Handbook
(2015 edition is the most up-to-date available)
Choosing A Medigap Policy is an official U.S. government guide to health insurance for people with Medicare.
This publication helps you determine if you will be required to pay higher Medicare premiums based on income.
Important Medicare.gov Links
Apply for Medicare Online (Official Social Security Website, ssa.gov)