(a) In this section:
(1) “Affiliated pharmacist or pharmacy” means a pharmacist or pharmacy that directly, or indirectly through one or more intermediaries, controls or is controlled by, or is under common control with, a pharmacy benefit manager.
(2) “Nonaffiliated pharmacist or pharmacy” means a pharmacist or pharmacy that does not directly, or indirectly through one or more intermediaries, control and is not controlled by or under common control with a pharmacy benefit manager.
(b) A pharmacy benefit manager may not pay an affiliated pharmacist or pharmacy a reimbursement amount that is more than the amount the pharmacy benefit manager pays a nonaffiliated pharmacist or pharmacy for the same pharmacist service.