Small businesses can shop off-exchange through a broker or directly with an...

https://wiki-net.win/index.php/Can_I_Give_Employees_a_Set_Amount_for_Health_Insurance_Each_Month%3F

Small businesses can shop off-exchange through a broker or directly with an insurer, comparing small-group plans and costs. Before choosing, check that employees’ doctors, hospitals, and prescriptions are covered by the plan’s network.