한국소비자원에 따르면 최근 3년여 동안 '선납진료비 환급 관련 피해구제 신청'은 총 272건이며 해마다 증가하는 추세다.
According to the Korea Consumer Agency, in the past 3 years, a total of 272 cases of "applications for damage relief related to the refund of prepaid medical expenses" have been increasing year by year.