국민건강보험공단 (National Health Insurance Service) is a South Korean government agency responsible for managing the country's national health insurance program. Established in 2000, it aims to provide affordable healthcare services to all citizens, ensuring that everyone has access to necessary medical treatments. The agency collects insurance premiums from individuals and employers to fund healthcare services. It also oversees the reimbursement of medical expenses to healthcare providers, promoting a system that supports both patients and medical institutions. Through its efforts, 국민건강보험공단 plays a crucial role in maintaining public health and improving the overall quality of healthcare in South Korea.