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.
Released on November 7, 2006, the game was developed by Treyarch, and was the first major installment in the Call of Duty series not to be developed by Infinity Ward. It was also the first not to be released on the PC platform. It was released on the PlayStation 2, PlayStation 3, Wii, Xbox, and Xbox 360.