10/25/23 Every US Medicare-eligible expat has ongoing decisions to make about maintaining coverage or not while living overseas. I found this article a good brief summary and evaluation of the issues:
https://creativeplanning.com/internatio … -s-expats/
As a reminder, Social Security/Medicare questions for US expats in Brazil are handled by the Federal Benefits Unit (FBU) at the US Embassy in Lisbon, Portugal. They're very responsive, and have special phone hours for Brazil residents. Here's their contact info: