Built upon more than 145 years of service to the communities we serve, we now look to the future and our place in it as a health care system that strives to continually improve processes, procedures, and outcomes with the latest and most advanced technologies and treatments. Overview: Throughout communities in Illinois and Wisconsin, 15 hospitals, numerous community-based health centers and clinics, our 15,000+ colleagues have built a culture based on our solid core values of respect, care, competence, and joy.