1. Since there isn't a designated primary care doctor, the out-of-pocket expense for outpatient treatment is determined based on the medical institution, not the doctor. 2. In cases of a fixed percentage co-payment, the patient's out-of-pocket cost is applied to the medical insurance-covered treatment fee (reimbursable treatment fee) rather than the actual treatment cost. 3. The cost-sharing information described in this section is applied to the medical insurance-covered treatment fee (reimbursable treatment fee), not the actual treatment cost.