Indiana Code Title 27. Insurance § 27-8-11-12

Sec. 12. (a) As used in this section, “drug” means a prescription drug.

(b) As used in this section, “insurer” refers to an insurer that provides coverage for drugs.  The term includes a person that administers drug benefits on behalf of an insurer.

(c) As used in this section, “pharmacy” refers to a pharmacist or pharmacy that has entered into an agreement with an insurer under section 3 of this chapter.

(d) A pharmacy or pharmacist shall have the right to provide an insured with information concerning the amount of the insured's cost share for a prescription drug.  Neither a pharmacy nor a pharmacist shall be proscribed by an insurer from discussing this information or from selling to the insured a more affordable alternative if an affordable alternative is available.

(e) An insurer that covers prescription drugs may not include a provision that requires an insured to make payment for a prescription drug at the point of sale in an amount that exceeds the lesser of:

This subsection does not prohibit the adjudication of claims in accordance with an accident and sickness insurance policy issued or administered by an insurer.  The insured is not liable for any additional charges or entitled to any credits as a result of the adjudicated claim.

(f) The insurer or a pharmacy benefit manager may not require a pharmacy or pharmacist to collect a higher copayment for a prescription drug from an insured than the insurer or pharmacy benefit manager allows the pharmacy or pharmacist to retain.