Defense Enrollment Eligibility Reporting System (DEERS) is a computerized database for United States Service members, military retirees, 100% VA Disabled Veterans, dependents, DoD active Contractors, and others worldwide who are entitled to Public Key Infrastructure and TRICARE eligibility.Click to see full answer. Also question is, what do you need to enroll in deers? Remember to bring all required documents to your appointment to update DEERS and/or recieve your ID card. Call the ID card office first if you have any questions. Marriage certificate. Spouse birth certificate. Spouse Social Security card. Spouse photo ID. All documents must be originals or certified copies. Also, can I enroll in deers without my husband? Retired and active-duty servicemembers are automatically signed up for DEERS but family members aren’t so you’ll have to ask your spouse to enroll you. This is the very first step because you need to be in DEERS to be eligible for Tricare and to get your military dependent ID (and you will use your ID for everything). Besides, what does deers Rapids stand for? Defense Enrollment Eligibility Reporting System How do I check my deers eligibility?You can verify your DEERS information by contacting your regional TRICARE managed care support contractor, your local TRICARE service center or the nearest personnel office (ID card facility).