Okla. Stat. tit. 36, § 36-4513: Disclosure of patient insurance coverage and benefit

information to medical service providers, health plans or health

plan sponsors.

A. All entities providing health insurance or health care

coverage to individuals residing within the state shall provide such

information on coverage and benefits as may be required by any

health care provider, health plan, health plan sponsor or their

agent regarding the coverage provided by the entity to any patient

or beneficiary of the medical service provider, health plan, or

health plan sponsor.

B. Any health care provider, health plan, health plan sponsor

or their agent is authorized to transmit the simple human

identifiers in ANSI X.12 270 inquiries including the name, gender,

date of birth, and member number or policyholder identification

number if required by the health plan of a patient to any and all

entities licensed or registered to provide health insurance or

health care coverage to individuals residing within the state to

establish the coverage in force for a patient presenting or about to

present a claim.

C. Any party named in subsection A of this section shall have a

cause of action for injunctive relief and costs including, but not

limited to, attorney fees for the enforcement of this section

against any noncompliant health plan.