To provide that no insurer, health care center, fraternal benefit society, hospital service corporation, medical service corporation or other entity delivering, issuing for delivery, renewing, amending or continuing an individual or group vision plan in this state shall include in any contract with an optometrist any provision that requires the optometrist to accept as payment an amount set by such insurer, center, society, corporation or entity for products provided to an insured or enrollee that are not covered benefits under such insured’s or enrollee’s plan.