The 20 Best Colonoscopy Doctors near Highland Park, IL
Find the Experts and Specialists who perform Colonoscopy
MediFind found 206 doctor with experience in Colonoscopy near Highland Park, IL. Of these, 174 are Experienced, 29 are Advanced and 1 are Distinguished.
Asamad Soudagar is a Gastroenterologist in Lake Forest, Illinois. Dr. Soudagar has been practicing medicine for over 17 years and is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Familial Pancreatic Cancer, Bile Duct Obstruction, Bile Duct Stricture, Gastrectomy, and Endoscopy.
Advocate Medical Group Gastroenterology
Andrew Mazulis is a Gastroenterologist in Libertyville, Illinois. Dr. Mazulis is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Sclerosing Mesenteritis, Viral Gastroenteritis, Gastrointestinal Bleeding, Colonoscopy, and Endoscopy.
Endeavor Health Medical Group
Joel Retsky, MD, a gastroenterologist at Endeavor Health, specializes in inflammatory bowel disease, including Crohn’s disease and ulcerative colitis, as well as colonoscopy for colon cancer screening. He completed advanced training at the University of Chicago and served on faculty before joining community-based practice. Dr. Retsky is committed to delivering the same level of care he would want for his own family. Dr. Retsky is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Endoscopy, and Colonoscopy.
Endeavor Health Medical Group
Shailesh Bajaj, MD, a gastroenterologist at Endeavor Health, has been caring for patients for more than 17 years. He treats a wide range of digestive conditions, including cancers of the GI tract, and embraces new modalities that improve patient outcomes and comfort. Dr. Bajaj believes in treating every patient with the same care and respect he would offer his own family. Dr. Bajaj is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Cholangitis, Sclerosing Cholangitis, Bile Duct Obstruction, Gastrectomy, and Pancreatectomy.
Endeavor Health Medical Group
Matthew Tick, DO, a gastroenterologist at Endeavor Health, treats patients with a wide range of digestive disorders and embraces innovation to improve care. He values getting to know his patients and ensuring they feel heard, informed and empowered throughout their treatment journey. Dr. Tick is particularly interested in new GI therapies and technologies that offer more effective options for healing. Dr. Tick is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Hemorrhoids, Familial Adenomatous Polyposis, Turcot Syndrome, Endoscopy, and Colonoscopy.
Endeavor Health Medical Group
Omar Khan, MD, a gastroenterologist at Endeavor Health, specializes in inflammatory bowel disease, including Crohn’s disease, ulcerative colitis and hereditary colorectal cancer syndromes. He takes a personal, team-based approach to care, helping patients manage their condition through all stages of health. Dr. Khan is also passionate about advancing predictive tools to better match treatments with individual needs. Dr. Khan is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Hemorrhagic Proctocolitis, Ulcerative Colitis, Crohn's Disease, Gastrectomy, and Endoscopy.
Endeavor Health Medical Group
Nicholas A. Zwang, MD, an internal medicine and nephrology physician at Endeavor Health, provides care for adults with a focus on kidney health and overall wellbeing. He evaluates and manages acute and chronic kidney conditions, collaborates with specialists to address complex health needs and supports patients through ongoing disease management. Dr. Zwang combines expertise in internal medicine with nephrology to deliver comprehensive care tailored to each patient’s health goals. Dr. Zwang is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Acute Kidney Failure, Necrosis, Heart Failure with Preserved Ejection Fraction (HFpEF), Prostatectomy, and Ureteroscopy.
Endeavor Health Medical Group
Lesley Rhee, MD, a gastroenterologist at Endeavor Health, evaluates and treats conditions affecting the digestive system, including the esophagus, stomach, intestines and liver. She provides diagnostic procedures and therapeutic care to support patients in managing gastrointestinal health. Dr. Rhee is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Familial Adenomatous Polyposis, Gardner Syndrome, Hemorrhoids, Endoscopy, and Gastrectomy.
Comprehensive Gastrointestinal Health
Gene Chiao is a Pharmacologist and a Gastroenterologist in Northbrook, Illinois. Dr. Chiao is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Irritable Bowel Syndrome (IBS), Heartburn, Benign Esophageal Stricture, Colonoscopy, and Gastrectomy.
Comprehensive Gastrointestinal Health
Tara Troy is a Gastroenterologist in Northbrook, Illinois. Dr. Troy is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Hemorrhoids, Gas Bloat Syndrome, Heartburn, Colonoscopy, and Endoscopy.
Comprehensive Gastrointestinal Health
Jeffrey Nathanson is a Gastroenterologist in Northbrook, Illinois. Dr. Nathanson is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Irritable Bowel Syndrome (IBS), Heartburn, Gas Bloat Syndrome, Endoscopy, and Gastrectomy.
Aaron Cohn is a Gastroenterologist in Deerfield, Illinois. Dr. Cohn has been practicing medicine for over 15 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Crohn's Disease, Esophagitis, Esophageal Varices, Colonoscopy, and Endoscopy.
Uchicago Medicine Northbrook-Urogynecology And Pelvic Reconstructive Surgery
David Rubin is a Gastroenterologist in Northbrook, Illinois. Dr. Rubin is rated as a Distinguished provider by MediFind in Colonoscopy. His top areas of expertise are Ulcerative Colitis, Crohn's Disease, Viral Gastroenteritis, Ileostomy, and Endoscopy.
Alexander Tosiou is a Gastroenterologist in Lake Forest, Illinois. Dr. Tosiou has been practicing medicine for over 33 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Lower Esophageal Ring, Benign Esophageal Stricture, Diarrhea, Gastrectomy, and Endoscopy.
Frank Martini is a Gastroenterologist in Lake Forest, Illinois. Dr. Martini has been practicing medicine for over 44 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Diverticular Disease, Visceromegaly, Collagenous Colitis, Endoscopy, and Gastrectomy.
Saleh Eftaiha is a Colorectal Surgeon in Lake Forest, Illinois. Dr. Eftaiha has been practicing medicine for over 14 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Diverticular Disease, Anal Fissure, Ogilvie Syndrome, Small Bowel Resection, and Sacral Nerve Stimulation.
Advocate Medical Group Lincolnshire 100 Village Green
Richard Margolin is a primary care provider, practicing in Family Medicine in Lincolnshire, Illinois. Dr. Margolin is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are COVID-19, Multisystem Inflammatory Syndrome in Children (MIS-C), Sepsis, Gastrostomy, and Hip Replacement.
Advocate Medical Group Gastroenterology
Igor Naryzhny is a Gastroenterologist in Lincolnshire, Illinois. Dr. Naryzhny has been practicing medicine for over 17 years and is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Swallowing Difficulty, Painful Swallowing, Ascites, Gastrectomy, and Colonoscopy.
Gastroenterology Consultants Of The North Shore
Jonathan Williams is a Gastroenterologist in Glenview, Illinois. Dr. Williams is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Gastric Dysmotility, Tenesmus, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Gastrectomy.
Endeavor Health Medical Group
Michael Hersh, MD, a gastroenterologist and internal medicine physician at Endeavor Health, specializes in diagnosing and treating disorders of the digestive tract. He offers a range of procedures, including colonoscopy and upper endoscopy, and emphasizes the importance of routine screening and early detection. Dr. Hersh takes a problem-solving approach, helping patients understand their symptoms and guiding them through both prevention and treatment. Dr. Hersh is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Irritable Bowel Syndrome (IBS), Familial Adenomatous Polyposis, Turcot Syndrome, Colonoscopy, and Gastrectomy.
Last Updated: 04/28/2026


















