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Physicians & Staff

CCSI is proud to serve patients with highly skilled physicians and staff. Our physicians bring a wealth of expertise together with a variety of special interest areas. Furthermore, our specially trained staff meet the needs of patients on a daily basis.

CCSI patients describe our physicians and staff as competent, caring, compassionate, helpful, and considerate. Our physicians and staff help patients and their families during what is often a difficult and frustrating time. Whether giving a treatment, educating patients and their families, or just showing a simple smile, CCSI’s caring and compassionate staff provide support to patients and their families each and every day.

For more information about our physicians and providers, select a link:


For individual center and clinic contact information, please click here.

For general questions and information, please email us at:

To schedule an appointment or speak about a specific question or concern, please call our office at: (217) 876-6600.

Additional Staff Contact Information:


Emily B. Purcell, RN, BSN, OCNDirector of Nursing ServicesEPurcell@ccsci.netPhone (618) 436-5410Fax (618) 436-8063


Marielle Reyes, MT(ASCP)
Director of Laboratory Services
Phone (217) 329-3313
Fax (217) 872-5226


Jonathan Hanke, Pharm.D
Director of Pharmacy Services
Phone (618) 416-7970
Fax (618) 416-7971


Rhonda S. Luther, BA, MA
Chief Operating Officer
Phone (217) 329-3268
Fax (217) 329-3252

Joe Wisner, CPA, MBA
Chief Financial Officer
Phone (217) 329-3276
Fax (217) 329-3252

Human Resources

Thomas G. Pratt, MBA
Director of Human Resources
Phone (217) 329-3262
Fax (217) 329-3252

Office, Billing & Transcription

Lillie Barker
Director of Support Services
Phone (217) 329-3302
Fax (217) 329-3317

Deanna Schmitz
Director of Business Office Services
Phone (217) 877-9442
Fax (217) 233-1670

Tricia Henning
Director of Information Services & Special Projects
Phone (217) 329-3257
Fax (217) 233-1670