As Republicans in Congress look to repeal and replace the ACA, they’re considering a return to high-risk pools like one in Wisconsin, which some considered a national model. The “Health Insurance Risk-Sharing Plan” — which ran from 1979 to 2014, when the federal health law’s exchanges started — was funded through premiums, insurance company assessments and reduced payments to providers. “Pooling the high-risk individuals together and managing their needs separately was a huge factor in the state’s success in offering a competitive insurance market,” J.P. Wieske, the state’s deputy insurance commissioner, told the House Energy and Commerce Committee this month.

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