This is a Request for Information (RFI) for the TRICARE Medicare Eligibles Program 2nd Generation (TMEP2) to conduct market research for future claims processing and customer support services. The contract involves processing tens of millions of claims annually and requires significant transition activities, with performance anticipated to begin in the United States and U.S. Territories. An anticipated acquisition timeline includes a draft statement of work in late 2025, a final RFP in mid-2026, and a contract award by mid-2027. The government seeks detailed capability statements from interested parties, including their experience with large-scale health claims processing and compliance with TRICARE systems. No budget information is specified in this RFI description.