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Locations

St. Charles

3310 W. Main St.Suite 100St. Charles, Illinois 60175
630-717-2600

Warrenville

4575 Weaver Pkwy, Suite 200Suite 200Warrenville, Illinois 60555
630-717-2600

Winfield

25 N. Winfield RoadSuite 300Winfield, Illinois 60190
630-717-2600

About Harold Louis Mozwecz, MD, FACG

Philosophy of Care

I believe in treating each individual with respect and strive to provide exceptional care with an emphasis on early diagnosis and disease prevention.

Languages

English

Clinical Interests

Gastroenterology

Personal Interests

In my free time I enjoy running, biking, scuba diving and reading.

Memberships

Gastroenterology Association

American College of Gastroenterology

Chicago Society of Gastroenterology

American College of Physicians

Chicago Society for Gastrointestinal Endoscopy

Education
Schools
University of IllinoisGraduation Date: 1985Degree: MD
Residency
University of Illinois and VA West Side Medical CenterResident in Internal Medicine

Ratings and Comments

Comments are collected in our Press Ganey Patient Satisfaction Surveys. Patients are de-identified to protect confidentiality and patient privacy. Learn more about our patient satisfaction survey.

Dr Mozwetz listened carefully, and we decided on a plan.

5

Nov 30, 2025

Dr. Mozwecz is always pleasant to talk with.

5

Sep 4, 2025

Very thorough explanation

5

Sep 4, 2025

All nurses and doctor were very helpful and made me feel heard and seen with my medical issues. I was treated with respect and kindness from everyone.

5

Sep 3, 2025

I like my visits with Dr. M. He is thorough and speaks on a patient level. He is very personable with me.

5

Aug 22, 2025

Patient Satisfaction Rating

4.8

192 Reviews

The Patient Satisfaction Rating score is an average of all responses to care provider related questions on our independent rating system, the Press Ganey Patient Satisfaction Survey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Learn more about our patient satisfaction survey.

Contact Us
Need Help?
Corporate Mailing Address1100 W 31st Street
Downers Grove, Illinois 60515
Main Line - (630) 469 9200Billing Customer Service - (866) 734 7680
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