Silver Cross Hospital ∙ 1900 Silver Cross Blvd ∙ New Lenox, IL 60451 ∙ 815-300-7130 ∙ Fax 815-300-7917



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Silver Cross Emergency Medical Services System


Silver Cross (formerly Will/Grundy) EMS System is located in New Lenox, IL.

The Silver Cross EMS System is a network of fire departments, ambulance services, industrial responders, training centers, dispatch centers, and hospitals, all committed to coordinate pre-hospital patient care. Silver Cross Hospital, a 100 Top Hospitals National award winner for seven consecutive years, is the state-designated Resource Hospital for the Silver Cross EMS System and has been since the System's inception in May of 1975. The Silver Cross EMS System provides primary and continuing medical education, quality assurance and administrative support to this network of agencies and providers.




David J Mikolajczak, DO, FACOEP, EMS Medical Director: [email protected] x7427


Lonnie Polhemus, RN, MSN, NREMT-P, EMS System Manager: [email protected] x7430

In addition to all managerial duties Lonnie is the contact for patient care follow-ups and the Quality Improvement Program.


Marilyn Zanelli, AAS, NREMT-P, Operations Coordinator: [email protected] x2900

Marilyn coordinates agency and provider system entry, initial licensure, relicensure, inspections, pyxis entry, good standing letters, special events, publications, and website maintenance.  Find more detailed information on the "Operations", "Licensure" and "System Entry" pages.


William Kallal, CCEMT-P, Education Coordinator:  [email protected] x7425

Bill coordinates the Paramedic Education Program and EMT-Basic Program as well as oversees our ACLS, PALS and ITLS courses. Check out the "Courses" page for more information.


Scott Pucel, EMT-P, Instructor: [email protected] x2909

Scott coordinates the System CME program through "Moodle" and assists the Education Coordinator with all courses.


Mary Iverson, American Heart Training Center Clerk: [email protected] x7589

Mary coordinates our American Heart Association Community Training Center and class registration for ACLS and PALS.



Silver Cross EMS System's EMS Week Cookout: 42 years and going strong!!!

For EMS Week information visit

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