While some payers differ in their use of modifiers, taking the time to learn the rules will pay off. In the last five years, payers have increased their recognition of modifiers when processing claims, which makes it even more important to learn them and use them correctly. Modifier 25. Anytime you provide more than one service at a single encounter, you must consider whether a modifier is needed.
The Visa Waiver Program (VWP) allows citizens of certain countries to travel to the United States without a US Visa if they are visiting for 90 days or less as nonimmigrant visitors for business or pleasure (tourism). The Visa Waiver Program was established in 1986, and it became permanent in October, 2000.
Visas are required by all nationals referred to in the chart above except: 1. Nationals of Bulgaria, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Italy, Lithuania, Luxembourg, Romania, Slovakia, Slovenia and Sweden, who can enter Turkey without a visa for 90 days within a 180-day period.