Provides that, for services rendered to basic health plan enrollees, the administrator shall issue contracts that require managed health care systems to reimburse health care providers in an amount equal to eighty percent of the payment rates for the same medical services provided to state employees through self-insured programs implemented by the authority under RCW 41.05.140. For services rendered to subsidized enrollees who are children or women receiving maternity services through the basic health plan, the administrator shall issue contracts that require managed health care systems to reimburse health care providers in an amount equal to the payment rates paid for the same medical services provided to state employees through self-insured programs implemented by the authority under RCW 41.05.140.