(May 18, 2016, 2:37 PM EDT) -- WASHINGTON, D.C. — An insurer and its subsidiaries claim that the federal government owes it $222,939,981.70 under the Patient Protection and Affordable Care Act (ACA) risk-corridor program for 2014, in a lawsuit filed in federal court May 17 (First Priority Life Insurance Co. Inc., et al. v. The United States of America, No. 16-587, Fed. Clms.)....