Leadership

Meet the MCSO leadership team, dedicated to delivering exceptional healthcare services. Our executive staff includes the CEO, COO, and specialized managers across key departments, supported by the MCSO Executive Committee of esteemed medical professionals. Together, they ensure operational excellence and high-quality patient care.

Leadership

MCSO Organizational Leadership & Executive Staff

John Hennessy, Chief Executive Officer
Jason Heyland, Chief Operating Officer
Karen Neumann, Compliance Manager/Comptroller
Ernestine Sonneman, Manager of Surgical Billing and Coding
Mary Travnik, Manager of Human Resources
Michael Urban, Manager of Laboratory Services
Sonia Gomez, Area Manager
Ilona Malone, Area Manager
Tammy Begeske, Manager
Sandy Martinez, Manager
Esmeralda Medrano, Manager
Sandy Pekala, Manager

Committee

MCSO Executive Committee

John Hennessy
Fadi Habib, MD
Neil Friedman, MD
Mark Schacht, MD
Timothy Hollister, MD

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Need Help?

For help registering or for answers to your questions about the Metro Chicago Surgical Oncology patient portal, please fill out a contact form or call 847-673-6505 and ask for Sonia Gomez.