Okla. Admin. Code § 365:40-5-121
No HMO shall be required to reimburse claims for non-authorized out-of-network services other than emergency services unless the HMO offers a point of service option pursuant to Part 7 of this Subchapter.
Added at 21 Ok Reg 77, eff 11-1-03 (emergency)
Added at 21 Ok Reg 1672, eff 7-14-04