If both parents are service members, choose one to be listed as the child(ren)'s sponsor in DEERS.
Only sponsors can add or remove family members:
Contact information includes your address, email addresses or phone number(s). Family members can update contact information after they're registered in DEERS.
Note: Addresses must be a physical address; P.O. boxes can't be used.
Update DEERS whenever you have a change (this list is not all-inclusive):
If you're enrolled in any TRICARE plan (e.g. TRICARE Prime, TRICARE Select, TRICARE Reserve Select, TRICARE Retired Reserve or TRICARE Young Adult) remember to also change your address and other personal information with your regional contractor.
Up-to-date DEERS records are vital to accessing your TRICARE benefit. It’s critical to keep your DEERS information up to date so you and your family can use TRICARE.
Errors in DEERS can cause problems with claims, authorization letters for referrals, and delivery of home delivery prescriptions. It’s also important to keep your information in DEERS up to date so you don’t miss important information and enrollment deadlines.