Leslie S. Zun, MD

Medical Director

Lake County Health Department

Leslie S. Zun is medical director of Lake County Health Department and Community Health Center. He is also professor, Department of Emergency Medicine, with a secondary appointment in the Department of Psychiatry, at the Rosalind Franklin University of Medicine and Science/Chicago Medical School in North Chicago, Ill. He is also the assistant dean for faculty development. Dr. Zun’s background includes a medical degree from Rush Medical College and a Master of Business Administration degree from Northwestern University’s School of Management. He is past president of the American Association for Emergency Psychiatry, past chair of the Coalition for Psychiatric Emergencies and a prior board member of the American Academy of Emergency Medicine. He is the chief editor of the Behavioral Emergencies for Healthcare Providers textbook and course director for the National Update on Behavioral Emergencies conference.


Addressing an Overwhelmed System: Moving to a Rational System of Care for Patients in Mental Health Crisis

Presented by Howard J. Gershon, LFACHE, Leslie S. Zun, MD, Stephen M. Merz, FACHE at 1:00 PM on Friday, March 26th.

For the past several years, our healthcare delivery system has been struggling to address an onslaught of behavioral health crises. Many patients have suffered because they haven’t been able to get the kind of help that they need, and others have received services in crowded, medically focused emergency departments or other inappropriate treatment settings. This…

Mental Health Crisis: Patient Care in the Right Place at the Right Time

Presented by Howard J. Gershon, LFACHE, Leslie S. Zun, MD, Stephen M. Merz, FACHE at 10:00 AM on Monday, March 22nd.

According to national figures, approximately 15% of all emergency department patients present with a mental health crisis. Understanding the difference between a mental health crisis and an emergency is essential to determine the best care option. The emergency department is usually the appropriate environment for psychiatric emergencies but not for a mental health crisis. To…