Edgar J. Curtis, FACHE
President and Chief Executive Officer, Memorial Health System

Ed Curtis President and CEO Memorial Health System

Edgar J. Curtis has served as president and chief executive officer of Memorial Health System since January 2008. Mr. Curtis provides senior-level administrative leadership for the overall strategic direction of the health system. He is a Fellow of the American College of Healthcare Executives.

Mr. Curtis is the immediate past chair of the Illinois Health and Hospital Association Board of Directors and serves on the boards of BJC, LLC; Vizient Mid-America; and the Midwest Healthcare Quality Alliance. He serves on the Illinois Higher Education Commission on the Future of the Workforce, is a member of several leadership councils for the Greater Springfield Chamber of Commerce, and has also served in leadership roles with several health-related and community organizations, such as the Springfield Urban League, United Way of Central Illinois and Central Illinois Foodbank.

Mr. Curtis received an honorary Doctor of Humane Letters and his Master of Business Administration from the University of Illinois at Urbana. After receiving his Bachelor of Science in Nursing from Southern Illinois University at Edwardsville, he began his career as a registered nurse. He later served in management and administrative positions at Memorial Medical Center from 1979 to 1993, and as executive vice president and chief operating officer of Memorial Health System and Memorial Medical Center for 14 years from October 1993 to December 2007.

Charles Callahan, PhD, MBA, FACHE
Executive Vice President and Chief Operating Officer, Memorial Health System

Chuck Callahan, Executive Vice President, COODr. Callahan earned his doctorate degree in Clinical Psychology at the University of Nebraska-Lincoln in 1991, and his MBA at the University of Illinois-Springfield in 2004. A Fellow of the American Psychological Association and the American College of Healthcare Executives, he is board certified in Rehabilitation Psychology by the American Board of Professional Psychology, and is a Certified Lean Six Sigma Black Belt. 

Dr. Callahan has over 50 professional publications in the areas of brain injury rehabilitation, neuropsychology, emergency/trauma medicine, healthcare process improvement, and outcomes measurement. He previously served on the editorial boards of Rehabilitation Psychology and The Journal of Head Trauma Rehabilitation, and is a past president of the American Psychological Association’s Division of Rehabilitation Psychology. Callahan served a six year term on the United Way of Central Illinois Board of Directors, including board chair in 2012-2013. He has been employed by Memorial Health System since 1991, and currently serves as its executive vice president and chief operating officer.  In addition, he is the executive director of the Midwest Healthcare Quality Alliance and the Quality Alliance Patient Safety Organization.

Rajesh G. Govindaiah, MD
Senior Vice President and Chief Medical Officer, Memorial Health System

Rajesh GovindaiahDr. Govindaiah became the health system's senior vice president and chief medical officer on May 1, 2010.

He is responsible for administrative and clinical leadership and coordination for the health system's medical staff, graduate medical education and physician alignment activities. He collaborates with physicians, residents and the administrative/clinical staffs of all health system affiliates to streamline operating systems. He also oversees activities to improve patient outcomes and support the health system mission to improve the health of the people and communities we serve.

A 2000 graduate of the University of Michigan medical School, Dr. Govindaiah completed his internal medicine residency at St. Joseph Mercy Hospital in Ann Arbor in 2005. He joined Springfield Clinic in 2006 and served there as chairman of the department of Hospital Medicine. Before that, he participated in similar clinical activities at St. Joseph Mercy Hospital in Ann Arbor.

Dr. Govindaiah has been actively involved in many quality initiatives at Memorial Medical Center, including the Glycemic Control Mentored Implementation Program; the Physician Information Technology Advisory, Clinical Performance, Medical Record and Utilization Management Committees; Mortality Review conferences and daily multidisciplinary patient rounds.

Marsha Prater, PhD, RN, NEA-BC, FACHE
Senior Vice President, Patient Care Services and Chief Nursing Officer, Memorial Health System

Marsha Prate CNO Memorial Health SystemDr. Prater brings over 28 years of nursing and leadership experience to Memorial Health System. As senior vice president of patient care services, Dr. Prater oversees the integration of the philosophy, goals, and objectives of Memorial Health System into the daily operations of the patient care delivery system across the continuum of care.

Dr. Prater also holds adjunct faculty positions at Mennonite College of Nursing at Illinois State University, Southern Illinois University - Edwardsville (SIUE) School of Nursing and SIU School of Medicine.

She has been with Memorial since 1990, initially serving as the administrator for oncology services until assuming her current role. Before coming to Memorial, Dr. Prater was an assistant professor of surgery and a staff nurse at SIU School of Medicine.

Dr. Prater received her bachelor's degree from Illinois Wesleyan University School of Nursing. She earned her master's and doctorate degrees from Southern Illinois University. She is a fellow in the American College of Healthcare Executives (FACHE) and holds ANCC certification as a nurse executive advanced-board certified (NEA-BC). She is also a member of several professional nursing and healthcare leadership organizations.