Evolution of the Healthcare System in Saudi Arabia Over the Last Century: A Historical and Policy Analysis.

This article presents a narrative historical review of the development of the Saudi healthcare system from the establishment of the Public Health Directorate in 1925 to the ongoing reforms under Vision 2030. Saudi Arabia's healthcare journey has included major milestones, including the founding of the Ministry of Health in 1951, national immunization programs, the expansion of hospital infrastructure, and the introduction of primary healthcare services. Each era of national development contributed to shaping a system that today serves a rapidly growing and diverse population. Major reforms under the reigns of King Khalid, King Fahd, and King Abdullah significantly improved healthcare access, quality, and health outcomes. These reforms were supported by evolving governance mechanisms, including centralized administration through the Ministry of Health, national development planning, expanded public financing, and regulatory frameworks guiding healthcare delivery. In the contemporary period, under Vision 2030, healthcare transformation has accelerated through initiatives emphasizing public-private partnerships and sustainable financing. Digital health has expanded through national electronic health records, telemedicine platforms, integrated health information systems, and emerging artificial intelligence applications. The healthcare system has also demonstrated resilience in responding to challenges such as the MERS-CoV and COVID-19 pandemics, as well as the health demands of the Hajj pilgrimage. Despite substantial progress, challenges remain, including regional disparities, rising non-communicable diseases, and workforce sustainability. The Saudi experience offers important policy and leadership lessons for countries pursuing large-scale health system reform.