Sentinel Federal employees and retirees face an average 12.3% increase in FEHB premiums for 2026, though changes vary significantly by plan. It is critical to compare plans, enrollment types, and government contributions during Open Season to manage rising costs. FEDVIP premiums will increase minimally. Read more: https://www.govexec.com/pay-benefits/2025/10/what-fehb-changes-mean-your-2026-health-coverage/408883/