Okla. Stat. tit. 85A, § 85A-44: Reduction of benefits

A. Any benefits payable to an injured employee under this act

shall be reduced in an amount equal to, dollar-for-dollar, the

amount of benefits the injured employee has previously received for

the same medical services or period of disability, whether those

benefits were paid under a group health care service plan, a group

disability policy, a group loss of income policy, a group accident,

health, or accident and health policy, a self-insured employee

health or welfare benefit plan, or a group hospital or medical

service contract; provided, however, such reduction does not apply

to any benefit received from a group policy for disability if the

injured employee has paid for the policy.

B. The claimant shall be required to disclose in a manner to be

determined by the Commission the identity, address, or phone number

of any person or entity which has paid benefits described in this

section in connection with any claim under this act.