Enacts new GS 58-50-295 to prohibit an agreement between an insurer or an entity writing vision insurance and an optometrist for the provision of vision services on a preferred or in-network basis to plan members or insurance subscribers in connection with specified types of plans, from requiring that an optometrist provide services or materials at a fee that is limited or set by the plan unless the contract provides the reimbursement for services or materials as covered services. Defines covered services for purposes of the statute. Effective October 1, 2013, and applies to contracts entered into, amended, or renewed on or after that date.