Okla. Stat. tit. 36, § 36-6051: Free choice of practitioner and profession - Equal

reimbursement.

Notwithstanding any provision of any individual or group policy,

contract, plan or agreement of accident and/or health insurance or

any provisions of a policy, contract, plan or agreement for hospital

or medical service or indemnity, whenever such policy, contract,

plan or agreement provides for reimbursement for any visual or

optometric service which is within the lawful scope of practice of a

duly licensed optometrist, the person entitled to benefits, or

person performing services, under such policy, contract, plan or

agreement shall be entitled to reimbursement on an equal basis for

such service, whether the said service is performed by a physician

licensed under 59 O.S.1961, Sections 481 through 518, inclusive, or

by an optometrist licensed under 59 O.S.1961, Sections 581 through

606, inclusive. Optometric services shall include eye and/or visual

examination or a correction of any vision or muscular anomaly and

the supplying of ophthalmic materials, including contact lenses and

subnormal vision aids. Unless such policy, contract, plan or

agreement shall otherwise provide, there shall be no reimbursement

for ophthalmic materials, lenses, contact lenses, spectacles,

eyeglasses, and/or appurtenances thereto.