The DOES application is a web-based, direct data entry system which can be utilized by Managed Care Support Contractors (MCSCs) to enroll TRICARE beneficiaries into TRICARE programs in the Defense Enrollment Eligibility Reporting System (DEERS). DOES has been updated to include HIPAA-compliant data elements. The system includes upgraded security features and was deployed to all users as of May 2003. All TRICARE enrollments are performed using the HIPAA-compliant DOES application.