1) Most commonly, preauthorization and precertification refer to the process by which a patient is pre-approved for coverage of a specific medical procedure or prescription drug.
No Call of Duty Modern Warfare 4 game exists. There is, however, a Call of Duty 4: Modern Warfare and a Call of Duty: Modern Warfare 2. There are currently no plans by the Calâ¦l of Duty publisher, Activision and its developers, Treyarch & Infinity Ward to make a Call of Duty: Modern Warfare 4. As of now the next scheduled release of Call of Duty is Modern Warfare 3, which will be slated for a November 2011 release.
Times have changed however and it looks as though Modern Warfare 3's developers Sledgehammer are back, launching the first Call of Duty game that will be specifically built for Xbox One and Sony PS4.