Brittany Gurney thought a letter forgiving her remaining medical debt might be a mistake. Bills from her son’s hospital treatment in 2020 had followed the Arizona mother for years. Earlier this year, the balance really was cancelled.

An October report from WBUR traces the relief to a partnership involving Arizona and the nonprofit Undue Medical Debt, which buys and cancels qualifying debt. For Gurney, it ended an old obligation. It does not stop a future medical bill from becoming another burden.

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