Overview
Constance Pietrzak is a Gastroenterologist in Hazel Crest, Illinois. Her top areas of expertise are Familial Adenomatous Polyposis, Hepatitis C, Gardner Syndrome, Gastrectomy, and Endoscopy.
Her clinical research consists of co-authoring 2 peer reviewed articles. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- HMO
- INDEMNITY
- POS
- PPO
Locations
Additional Areas of Focus
Dr. Pietrzak has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
Peter Kahrilas is a Gastroenterologist in Chicago, Illinois. Dr. Kahrilas has been practicing medicine for over 46 years is highly rated in 18 conditions, according to our data. His top areas of expertise are Achalasia, Gastroesophageal Reflux Disease (GERD), Heartburn, Endoscopy, and Gastrectomy.
John Pandolfino is a Gastroenterologist in Chicago, Illinois. Dr. Pandolfino has been practicing medicine for over 32 years is highly rated in 19 conditions, according to our data. His top areas of expertise are Achalasia, Gastroesophageal Reflux Disease (GERD), Hiatal Hernia, Endoscopy, and Colonoscopy.
Nirmala Gonsalves is a Gastroenterologist in Chicago, Illinois. Dr. Gonsalves has been practicing medicine for over 26 years is highly rated in 12 conditions, according to our data. Her top areas of expertise are Esophagitis, Eosinophilic Esophagitis, Gastritis, Viral Gastroenteritis, and Endoscopy.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Experienced
- Chronic Erosive GastritisDr. Pietrzak isExperienced. Learn about Chronic Erosive Gastritis.
- ColitisDr. Pietrzak isExperienced. Learn about Colitis.
- ColonoscopyDr. Pietrzak isExperienced. Learn about Colonoscopy.
- Diverticular DiseaseDr. Pietrzak isExperienced. Learn about Diverticular Disease.
- EndoscopyDr. Pietrzak isExperienced. Learn about Endoscopy.
- EsophagitisDr. Pietrzak isExperienced. Learn about Esophagitis.

