As long as you are outside of the U.S., you can use any medial facility. Many hospitals and healthcare providers all over the world have direct billing. You have two options: case by case direct billing or pay out of pocket and get reimbursed.
Global Fusion has specific facilities that are available within the U.S. Click on the following link to see which hospitals are available in your area.
For the those who have purchased the Expat Silver Plan, you have specific network of facilities internationally and with in the U.S. Click on the links below to see which hospitals are available in your area.