Source: Site record. Gregorio Marañón General University Hospital

Hospital General Universitario Gregorio Marañón, located at C. del Dr. Esquerdo, 46 in the Retiro district of Madrid, Spain, is one of the largest and most prestigious public teaching hospitals in Spain. With roots tracing back more than 400 years to the historic Hospital General de Madrid, the modern campus was officially inaugurated in 1968 and later renamed in honor of the renowned Spanish physician and intellectual, Gregorio Marañón. Operated under the Madrid Health Service (SERMAS), this massive medical complex spans over 20 buildings, handles roughly 250,000 emergency cases annually, and features over 1,200 beds and 40 operating rooms. Renowned globally for its leading-edge research, state-of-the-art technological endowment, and high-complexity medical care, it serves as a primary national reference center (CSUR) across multiple specialties—including cardiology, oncology, liver transplants, and complex psychiatry. Closely affiliated with the Faculty of Medicine at the…