Browse Health
Gastroenterologist (digestive)
27 years of experience
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Harold Mozwecz:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. Harold Mozwecz is Below Average. Dr. Mozwecz has been reviewed by 9 patients who have provided 3 comments. The rating is 2 out of 5 stars.

Patient Ratings
Ease of Appointment 2.3
Promptness 4.3
Courteous Staff 2.3
Accurate Diagnosis 1.4
Bedside Manner 1.0
Spends Time with Me 1.0
Follows Up After Visit 1.0

Specialties & Research

Dr. Harold Mozwecz, MD is board certified in Gastroenterology.

  • He has special expertise in 9 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Celiac Disease
  • Colon Cancer
  • Constipation
  • Endoscopy (Endoscopic Surgery)
  • Heartburn
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Education & Awards

Dr. Mozwecz graduated from University of Illinois at Chicago.


Dr. Mozwecz has 9 hospital affiliations:

  • Macneal Memorial Hospital 
  • Edward Hospital 


  • Chinese
  • Polish
  • Spanish

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Additional Information
Dr. Harold L Mozwecz MD is a male Internist, has 27 years of experience and practices in Gastroenterology.
Where does Dr. Harold L. Mozwecz practice?
Dr. Harold Mozwecz has 1 office location.
Dr. Harold Mozwecz practices Gastroenterology near Naperville, IL.
See Naperville Gastroenterologists.