Overview
John Siegfried is a Gastroenterologist in Aurora, Illinois. His top areas of expertise are Esophagitis, Gastrectomy, and Colonoscopy.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Locations
John Pandolfino is a Gastroenterologist in Chicago, Illinois. Dr. Pandolfino has been practicing medicine for over 33 years is highly rated in 19 conditions, according to our data. His top areas of expertise are Achalasia, Gastroesophageal Reflux Disease (GERD), Swallowing Difficulty, Endoscopy, and Colonoscopy.
Peter Kahrilas is a Gastroenterologist in Chicago, Illinois. Dr. Kahrilas has been practicing medicine for over 47 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.
Rajesh Keswani is a Gastroenterologist in Chicago, Illinois. Dr. Keswani has been practicing medicine for over 25 years is highly rated in 27 conditions, according to our data. His top areas of expertise are Bile Duct Obstruction, Cholestasis, Acute Pancreatitis, Endoscopy, and Colonoscopy.
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
- ColonoscopyDr. Siegfried isExperienced. Learn about Colonoscopy.
- EndoscopyDr. Siegfried isExperienced. Learn about Endoscopy.
- EsophagitisDr. Siegfried isExperienced. Learn about Esophagitis.
- GastrectomyDr. Siegfried isExperienced. Learn about Gastrectomy.


