Are election claims on bulk-billing correct?

Were just 67% of GP visits bulk-billed when Tony Abbott was health minister? We take a look at the facts.

A central tenet of the Australian healthcare system is that doctors can set their own fees. The basic premise of Medicare is that the government pays a fixed sum for each type of service (the Medicare rebate), with the patient paying the remainder. When services are bulk-billed, the doctor charges the government directly, and only receives the Medicare rebate, with patients paying nothing.

The claim