(December 20, 2023, 6:10 PM EST) -- WASHINGTON, D.C. — The arbitration process designed to resolve disagreements over payment for out-of-network health care has reopened, and the government received more than 20 times the expected number of disputes in its first 15 months of operation, which contributed to the challenging rollout of the system, according to a report by the General Accounting Office (GAO)....