Visitor medical insurance for visiting USA and Canada is very important. In the America's (USA and Canada), health care is not cheap and small ailments can result in large medical expenses. Serious medical problems can be catastrophic without visitor health insurance. Visitor medical Insurance is required when you have parents and family visiting the United States (Inbound to US). Overseas visitor's insurance is popular with immigrant communities in the United States such as from India, China, Russia, Europe, Mexico and South America.