HOUSE BILL NO. 4345
"The insurance code of 1956,"
(MCL 500.100 to 500.8302) by adding section 3406v.
the people of the state of michigan enact:
Sec. 3406v. For an insurer that delivers, issues for delivery, or renews in this state a health insurance policy that provides coverage for prescription drugs, if an insured purchased a drug covered under the health insurance policy at an out-of-network pharmacy, and the cost of the purchased drug is less than the average cost of that drug in network pharmacies, the insurer shall apply the difference in cost when calculating the insured's overall contribution to any out-of-pocket maximum or any cost sharing requirement.