Okla. Stat. tit. 36, § 36-2655: Service contracts

Any such corporation may enter into contracts for the rendering

or providing of optometric service or indemnity to any of its

members with any individuals licensed in optometry in Oklahoma and

who meet standards and rules of practice as set by said corporation.

Any such corporation may contract with any domestic or foreign

corporation or associations for the purpose of providing or

rendering optometric service or indemnity. The term "optometric

service plan," as used in this law, includes the contracting for the

payment of fees toward, or furnishing of, professional services or

ophthalmic materials authorized or permitted to be furnished by a

duly licensed doctor of optometry.