Okla. Stat. tit. 36, § 36-6975: Agreement between provider and insurer or organization —

Changes to agreement.

A. An insurer or prepaid vision plan organization shall not

change or alter an agreement entered into with a vision care

provider unless the insurer or organization:

1. Provides notice of any proposed change to the provider

through a certified letter or an electronic communication requiring

an electronic signature proving receipt detailing proposed changes

to the vision care provider. A face-to-face or virtual meeting

shall be conducted if requested by the provider. If the changes in

the contract are not agreed to by the vision care provider within

ninety (90) days of the date of the provided notice, the agreement

shall terminate; and

2. Supplies the vision care provider with an explanation of

benefits and an explanation of payment for services and materials

rendered by the provider upon request, regardless of the provider’s

network status with the vision plan.

B. 1. A new agreement is required to be established and agreed

upon after three or more material changes are made to an existing

agreement from an insurer, vision plan, or vision care discount

plan.

2. Any amendment to a proposed contract that is being reviewed

by a provider prior to its execution and any amendment to an

existing contract with a service provider shall be underlined to

clearly indicate the contract modification.