Dr. Peter Orris, MD, MPH, FACP

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Specializes in: Occupational Medicine

Yale School of Medicine

Professional interests include: work injuries, vaccines

835 S. Wolcott Avenue Suite E144m
Chicago, IL 60612

(312) 996-7420

Dr. Peter Orris, MD, MPH, FACP is an occupational medicine physician in Chicago, IL specializing in occupational medicine. He graduated from Yale School of Medicine. Dr. Peter Orris, MD, MPH, FACP is affiliated with Cook County Health, Northwestern University Feinberg School of Medicine and University of Illinois Hospital and Health Sciences System.

Office Locations

1900 W Polk Street Suite 500
Chicago, IL 60612

(312) 884-5550

(312) 884-9701

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University of Illinois Hospital and Health Sciences System

835 S. Wolcott Avenue Suite E144m
Chicago, IL 60612

(312) 996-7420

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In The News (see more mentions in the news)

“"What they come up with in Geneva could well impact on how we approach plastics," said Dr. Peter Orris, an attending physician at UI Health and a professor at the school of public health at...”—"UN treaty to end plastic pollution could result in major changes, Chicago expert says", CBS News, August 2025

“"There's a lot of variability in what people think is correct, but certainly you don't want to use either of these in areas that kids are going to be playing," said Peter Orris, a professor and...”—"How some suburban parks have parted ways with pesticides", Daily Herald, July 2023

“"For known human carcinogens there is no safe amount, they increase our exposure to some degree," said Peter Orris, chief of occupational and environmental medicine at the University of Illinois...”—"Toxins in household products have FDA chasing a vapor trail", The Orange County Register, December 2021

Education & Training

Dr. Peter Orris, MD, MPH, FACP graduated from Yale School of Medicine. He completed residency at John Stroger Hospital of Cook County. He is certified by the Preventive Medicine in Occupational/Environmental Medicine and has a state license in Illinois.

Medical School: Yale School of Medicine

Residency: John Stroger Hospital of Cook County

Board Certification: Preventive Medicine in Occupational/Environmental Medicine

Licensed In: Illinois

Affiliations & Hospitals

Dr. Peter Orris, MD, MPH, FACP is associated with these hospitals and organizations:

Cook County Health

Northwestern University Feinberg School of Medicine

University of Illinois Hospital and Health Sciences System

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Biography

Dr. Peter Orris is a medical specialist in occupational medicine. His areas of expertise consist of work injuries and vaccines. After attending Yale School of Medicine and Rosalind Franklin University of Medicine and Science, Chicago Medical School, Dr. Orris completed his residency training at John Stroger Hospital of Cook County. He is affiliated with the University of Illinois Hospital and Health Sciences System, Cook County Health, and Northwestern University Feinberg School of Medicine.