Jennifer Spanier-Stiasny, D.O


20 Tower Court Ste F

Gurnee, IL 60031

Quick Facts

  • Virtual Telemedicine Visits Available, Call For Details
  • Board Certified Gastroenterologist
  • Currently Accepting New Patients
  • Most Insurance Plans Accepted
  • Performs Colonoscopies

Illinois Gastroenterology Group - Gurnee Research

Gastroenterology in Gurnee, IL

Illinois Gastroenterology Group - Gurnee Research

20 Tower Court

Ste F

Gurnee, IL 60031

Closed. Opens Thur at 8 AM


Illinois Gastroenterology Group - Gurnee, IL

Gastroenterology in Gurnee, IL

Illinois Gastroenterology Group - Gurnee, IL

20 Tower Court

Ste C

Gurnee, IL 60031

Closed. Opens Thur at 8 AM


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Gastroenterology in Highland Park, IL

IGG - Highland Park, IL

806 Central Ave

Ste 202

Highland Park, IL 60035

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Gastroenterology in Libertyville, IL

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755 S Milwaukee Ave

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Request an Appointment

If you are experiencing a medical emergency, please call 9-1-1. This form is intended for non-urgent appointment requests only. Non-emergency requests will be responded to within 24-48 hours.

About Jennifer Spanier-Stiasny, D.O.

Dr. Spanier-Stiasny specializes in providing comprehensive management within the full spectrum of gastroenterology. She offers everything from routine screening colonoscopies to advanced hepatobiliopancreatic procedures such as ERCP (endoscopic retrograde cholangiopancreatography and EUS (endoscopic ultrasound). Clinical interests also include irritable bowel syndrome, inflammatory bowel disease, GERD, celiac disease, gastrointestinal cancers, and management of liver diseases. In addition to clinical care, she has authored many academic articles and presentations. She has educated many Chicago area students and residents as a long-term internal medicine faculty member. Using her wide breadth of experience, she passionately engages in carefully tailored individualized care that is up-to-date and evidence based. Dr. Spanier-Stiasny emphasizes disease prevention, patient education, and values the establishment of long-lasting partnerships with patients based on respect, trust, and open communication.



Undergraduate Education:

Bachelor of Science (Life Science Major/Psychology Minor)

Pennsylvania State University 2002


Medical Education:

Doctor of Osteopathic Medicine, Kansas City University of Medicine and Biosciences 2006


Post-Graduate Training:

Residency – Internal Medicine, McLaren Macomb, McLaren Health Care, affiliated with the Michigan State College of Osteopathic Medicine 2006-2009

Fellowship – Gastroenterology, St. John Macomb-Oakland Hospital, St. John Providence Health System, affiliated with the Michigan State College of Osteopathic Medicine 2009-2012




Spanish (Medical)


In Practice Since:


Awards and Accreditation:

Board Certifications:

American Osteopathic Board of Internal Medicine

American Osteopathic Board of Internal Medicine – Gastroenterology


Medical Societies:

American Osteopathic Association

American College of Osteopathic Internists

American College of Gastroenterology

American Gastroenterological Association

American Society for Gastrointestinal Endoscopy


A very pleasant experience. I was treated respectfully by everyone in the office. They were efficient, sensible, and demonstrated profesionalism. I recommend Dr. Spaniard as she is a very knowledgeable professional that met all my needs.

M.S. Google

Dr Spanier was wonderful, she really took time to listen to all of my issues. She made me feel very comfortable during my visit, especially during the pandemic.

D.D. Google

Dr. Spanier-Stiasny was attentive, thorough, and sensitive to the reasons for the visit. The staff were prompt and welcoming. I would strongly recommend the entire team.

M.U. Google

Dr. Spanier was patient, friendly, and highly knowledgeable. She took time to thoroughly listen to and investigate the background of my complaint and helped me understand my plan of care. If my children or other family members needed her specialty care I would seek her out and recommend her highly.

R.C. Google

I was fortunate a family member encouraged me to seek out Dr. Jennifer Spanier-Stiasny’s help. Meeting the staff first, I was impressed with their professionalism and courteousness. Following Dr. Jennifer Spanier-Stiasny’s advice , she performed a surgical procedure, no pain during or after. Her anesthesiologist, is the best. With Dr. Jennifer Spanier-Stiasny’s recommendations, involving diet, medications and exercise, I have been able to enjoy life again without the previous painful, digestive issues.

J.R. Google


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