Portrait of Kenneth Bilger

Kenneth Bilger

Chief Executive Officer

Kenny joined Christie Clinic in June 2008. In his role as CEO, he works in concert with the Board of Directors and leads the Administrative Team to set the strategic vision, implement change initiatives and direct the operations of the Clinic. Prior to assuming the role of CEO in September of 2014, Kenny was the Chief Financial Officer for Christie Clinic. Kenny received his MBA from the University of Illinois and is a Certified Public Accountant.

Portrait of Dr William Pierce

Dr. William Pierce

Chief Medical Officer

Dr. Pierce joined Christie Clinic's Department of Foot and Ankle Surgery in 1987. In addition to his practice, he currently serves as the clinic's Chief Medical Officer. In this role, Dr. Pierce participates in recruiting and retaining physicians, mentors physicians and non-physicians, and serves as a goodwill ambassador to the community. He also oversees the Christie Clinic quality program and credentialing of medical providers.

Portrait of Jason Hirsbrunner

Jason Hirsbrunner

Chief Operating Officer

Jason Hirsbrunner, Chief Operating Officer, has been with Christie Clinic since 2007. As COO, Jason oversees the clinical operations as well as the Facilities and Marketing Departments. He most recently served as Christie Clinic’s Director of Continuous Improvement and, prior to that, Pharmacy Manager. Hirsbrunner began his career in healthcare leadership by overseeing several long-term care and assisted-living facilities throughout the state of Illinois. Jason received his undergraduate degree from Illinois Wesleyan University and his MBA from the University of Illinois.

Portrait of Anni McClellan

Anni McClellan

Chief Financial Officer

Ms. McClellan has been with Christie Clinic since 1999 and previously served as Director of Fiscal and Business Services. Her responsibilities included leadership for the revenue cycle from patient check-in to payment deposit, as well as overall financial budgeting, record keeping, and reporting. Anni is a member of the MGMA, Illinois CPA Society, and AICPA. She received her bachelor’s degree in accounting from the University of Illinois.



Christie Clinic Board of Directors

Portrait of Dr. Jennifer Ash

Jennifer Ash, MD

Christie Clinic Vein & Vascular Center

Dr. Jennifer Ash joined Christie Clinic in 2013. In the Vein & Vascular Center, Dr. Ash provides innovative solutions to challenging vascular problems including medical surgical, or interventional management of vascular disease. She earned her medical degree from Southern Illinois Medical School in Springfield in 2003. From 2003-2008, she completed her residency in General Surgery at University of Illinois College of Medicine in Peoria, Illinois. In 2010, she completed specialized fellowship training in Vascular and Endovascular Surgery at Southern Illinois University School of Medicine in Springfield, Illinois.

Portrait of Dr. Steven Damore

Steven Damore, MD

Department of Radiation Oncology

In the Department of Radiation Oncology, Dr. Damore treats all adult cancers and has specialty experience with stereotactic treatment for brain, spinal, lung, and gastrointestinal cancers and brachytherapy for breast, prostate, and gynecological cancers. He completed medical school at Washington University School of Medicine, St. Louis, MO and his residency at University of California, Irvine, CA.

Portrait of Dr. Eric Helfer

Eric Helfer, MD

Department of Urology

In the Department of Urology, Dr. Helfer treats diseases and malfunctions of the bladder, prostate, and kidneys in adults and children. He has been at Christie Clinic since 2006. He completed medical school at the University of Illinois College of Medicine, Peoria and his residency at the University of Missouri Hospital in Columbia.

Portrait of Dr. McGregor

Candace McGregor, MD

Department of Obstetrics and Gynecology

Dr. McGregor is a central Illinois native who received her Bachelor’s in Science from Millikin University and her Medical Doctorate from the University of Chicago Pritzker School of Medicine. In her role as a Christie Clinic Obstetrician Gynecologist, she enjoys caring for women throughout the life stages including puberty, childbearing, and menopause. Her special interests include treating patients with opioid addiction and treating patients with infertility. She also serves as a Clinical Assistant Professor for the University of Illinois teaching 2nd and 3rd year medical students.

Portrait of Dr. Palazzolo

Michael Palazzolo, MD

Department of Pediatrics

In the Department of Pediatrics, Dr. Palazzolo diagnoses and treats childhood illnesses and promotes wellness care to aid in childhood and young adulthood development. In addition, he has special medical interests in newborn medicine and pediatric infectious diseases.

Portrait of Dr. Tangella

Krishnarao Tangella, MD MBA

Department of Pathology

Dr. Tangella joined Christie Clinic in 2003, following his residency at the University of Arizona, University Medical Center, Tucson. He received his MBA from Kellogg School of Management at Northwestern University. In the Department of Pathology, Dr. Tangella interprets and diagnoses changes caused by disease in the tissues.

Portrait of Dr. Zabaneh

Sami S. Zabaneh, MD

Department of Internal Medicine

Before he joined Christie Clinic in 1995, Dr. Zabaneh served one year as chief medical resident at the University of Illinois College of Medicine. In the Department of Internal Medicine, Dr. Zabaneh diagnoses and treats non-surgical illnesses in adults.