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About

Dr. John Siegfried, MD is a Doctor primarily located in Aurora, IL. He has 41 years of experience. His specialties include Gastroenterology and Internal Medicine. Dr. Siegfried is affiliated with Presence Mercy Medical Center. He speaks English.

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Locations & Directions

Dreyer Medical Clinic-Highland

1221 N Highland Ave
Aurora, IL 60506

Specialties & Expertise

Dr. John Siegfried has the following 10 areas of expertise and 2 specialties:

  • Gastroenterology

    Specialty

  • Internal Medicine

    Specialty

  • Abdominal Pain

    Expertise

  • Acid Reflux Disease (GERD)

    Expertise

  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)

    Expertise

  • Celiac Disease

    Expertise

  • Colonoscopy

    Expertise

  • Constipation

    Expertise

  • Hemorrhoids

    Expertise

  • Hepatitis C

    Expertise

  • Irritable Bowel Syndrome (IBS)

    Expertise

  • Ulcerative Colitis

    Expertise

  • Languages

    • English

School

University Of Illinois College Of Medicine, 1975

Residency

University Of Illinois Hospital & Health Sciences System

This information is proprietary data maintained in a copyrighted database compilation owned by the American Board of Medical Specialties. Copyright 2016 American Board of Medical Specialties. All rights reserved.