Aetna U.S. Healthcare® : Member Services Change providers, request a new member ID card or submit an address change. Some restrictions may apply dependent on your current health plan membership. Aetna U.S. Healthcare® : Employer Services Access and information about Aetna U.S. Healthcare's file upload utility, the customized communications group, customer health care information reports, individual billing and administration services, the Informed Health® Line, the Plan Sponsor Monitor decision support tool, and USQA® the leading performance and outcomes measurement company in the country. Aetna Financial Services: Participant Services AetnaAccess® provides password protected, secure access to retirement accounts-look up account balances and fund performance information or reallocate your account portfolio. Aetna International: Global Benefits Customer Services This service center let's you submit claim or benefit questions. Messages are retrieved every business day by a qualified Member Service Representative during normal business hours, from 8 a.m. to 4 p.m., Eastern Time, U.S.