A computer-based system, method and computer program product for determining compliance with contracted pharmacy reimbursement rates. The computer-based system, method and computer program product includes storing pharmacy reimbursement contract information comprised of information regarding a plurality of contracts between a payor and a pharmaceutical product provider. A plurality of claims are received via an electronic communications network. One or more of the plurality of received claims are compared to at least one of the plurality of contracts by identifying, via computer processor, one or more of the plurality of contracts having pharmaceutical reimbursement contract information that is common with one or more of the received claims. If only one contract is identified, the one contract is associated with the received claims. An indication of the association of the one identified contract with one or more of the received claims is stored in a computer memory.