MEDICARE PART A Credit Balance Reporting Guidelines Manual Rev. 10/2009 2 Credit Balance Reporting Guidelines Reporting Requirements QUARTER-ENDING REPORTING A credit balance report should be submitted to Medicare within 30 days after the close of each calendar quarter.
Dulles, Virginia. Dulles is an unincorporated area located in Loudoun County, Virginia, which is part of the Washington metropolitan area. The headquarters of Orbital ATK, GeoEye, and ODIN technologies and the former headquarters of MCI Inc. and AOL are located in Dulles.
Dulles. Discover things to do, places to stay, and where to dine in Dulles. Use the links above to find area events, an interactive map of whatâs nearby and great deals and packages. 1  Region: Northern Virginia. 2  Locality Loudoun. 3  Loudoun Convention and Visitors Association. 4  Visit Loudoun. 5  Leesburg, VA, 20175.