20 Largest Hospital Systems in the U.S. by Revenue

2. HCA Healthcare 

2023 Revenue: $64.96 billion 

HCA Healthcare stands second among the largest hospital systems by revenue and operates 186 hospitals and approximately 2,300 ambulatory sites, including surgery centers, freestanding ERs, urgent care centers, and physician clinics across 20 states and the United Kingdom. In 2023, HCA Healthcare recruited more than 116,500 new colleagues, including 37,500 bedside nurses. HCA Healthcare provided approximately $37.5 million through its tuition assistance program in 2023. HCA Healthcare provided approximately $3.7 billion in uncompensated care which includes charity care and uninsured discounts in the same year.