Affiliate Marketing Secrets

I know that Medicare coverage is available in the US only and not in other countries. What about:
(1) Guam, Puerto Rico, Virgin Islands, American Samoa?
(2) “Freely associated countries” like Micronesia, Marshall Islands, Palau?

Am seeking a reasonably priced list of English-speaking prospects in the US, Canada, the UK, Netherlands, Australia, US territories, Germany, Puerto Rico and Mexico. All centered around the Health and Wellness industry(US).