(December 7, 2023, 1:08 PM EST) -- MADISON, Wis. — Arguing that Congress left “retrospective benefits claims only to participants and beneficiaries,” the third-party administrator (TPA) of hundreds of self-funded employee welfare benefit plans urged a Wisconsin federal court to dismiss all backward-looking claims in Acting U.S. Department of Labor Secretary Julie A. Su’s suit over hospital emergency services and urinary drug screening claims....