Expanding Medical Surge Capacity to Counteract COVID-19: South Korea's Medical Fee Adjustment Through the National Health Insurance System.

South Korea has improved its existing surge capacity by adjusting the medical fees payable through NHI to healthcare providers. Particularly, through the provider payment system of fee-for-service, the Korean government could prevent the spread of infection and protect the medical staff assigned to respond to COVID-19. However, additional studies on alternative payment systems are needed to control costs while maintaining an effective pandemic response system in the face of the prolonged COVID-19 outbreak.