Male gastroenterology doctor headshot

William L. Peterson, MD

Gastroenterology

About This Provider

Board certified in Gastroenterology and Internal Medicine.

Top 10% Patient Experience

This provider ranks in the top 10% nationally in patient experience, based on scores from the "Care Provider Overall" question on surveys completed with Press Ganey.

Education

Medical

  • University of North Dakota School of Medicine & Health Sciences, Grand Forks, ND

Residency

  • Internal Medicine, University of Nebraska College of Medicine, Omaha, NE

Fellowships

  • Gastroenterology , University of Pittsburgh School of Medicine, Pittsburgh, PA

Board Certifications

  • Gastroenterology
  • Internal Medicine

Professional Memberships

  • Sangamon County Medical Society
  • Illinois State Medical Society
  • American Medical Association

Locations