| 摘要 |
a system, method, apparatus, and computer program code for identifying billing discrepancies includes receiving billing data from a billing entity, the billing data including an assessed fee and call details associated with each of a plurality of calls made by a customer, identifying, based at least in part on the call details received from the billing data, rate information associated with the customer, generating an expected tee for each of the plurality of calls, and comparing, for each of the plurality of calls, the expected fee with the assessed fee to identify discrepancies.
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