Wis. Stat. § 49.485: False claims.

Whoever knowingly presents or causes to be presented to any officer, employee, or agent of this state a false claim for medical assistance shall forfeit not less than $5,000 nor more than $10,000, plus 3 times the amount of the damages that were sustained by the state or would have been sustained by the state, whichever is greater, as a result of the false claim. The attorney general may bring an action on behalf of the state to recover any forfeiture incurred under this section.