The 20 Best Colonoscopy Doctors near Chicago, IL

Find the Experts and Specialists who perform Colonoscopy

The 20 Best Colonoscopy Doctors near Chicago, IL

Last Updated: 02/22/2026

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MediFind found 401 doctor with experience in Colonoscopy near Chicago, IL. Of these, 348 are Experienced, 49 are Advanced, 2 are Distinguished and 2 are Elite.

Location
LocationClose
401 providers found
    Rajesh N. Keswani
    Elite in Colonoscopy
    Gastroenterology
    Elite in Colonoscopy
    Gastroenterology
    259 E Erie St Ste 1600, Lavin Family Pavilion, 
    Chicago, IL 
     (1.3 miles away)
    Experience:
    25+ years
    Languages Spoken:
    English
    Offers Telehealth

    Rajesh Keswani is a Gastroenterologist in Chicago, Illinois. Dr. Keswani has been practicing medicine for over 25 years and is rated as an Elite provider by MediFind in Colonoscopy. His top areas of expertise are Bile Duct Obstruction, Cholestasis, Acute Pancreatitis, Colonoscopy, and Endoscopy.

    Elite in Colonoscopy
    Elite in Colonoscopy

    University Of Chicago Medical Center

    5841 S Maryland Ave, 
    Chicago,, IL 
     (6.7 miles away)
    Languages Spoken:
    English

    Prateek Sharma is a Cardiologist in Chicago,, Illinois. Dr. Sharma is rated as an Elite provider by MediFind in Colonoscopy. His top areas of expertise are COVID-19, Gastroesophageal Junction Cancer, Patent Foramen Ovale, Endoscopy, and Colonoscopy.

    Roop R. Gupta
    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology

    Northwestern Medical Associates, SC

    111 N Wabash Ave, 
    Chicago, IL 
     (0.2 miles away)
    Languages Spoken:
    English

    Roop Gupta is a Gastroenterologist in Chicago, Illinois. Dr. Gupta is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Gastrointestinal Bleeding, Diverticular Disease, Attenuated Familial Adenomatous Polyposis, Gastrectomy, and Endoscopy.

    Learn about our expert tiers
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    676 N Saint Clair St, Suite 1525, 
    Chicago, IL 
     (0.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Greg Cohen is a Gastroenterologist in Chicago, Illinois. Dr. Cohen is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Crohn's Disease, Ulcerative Colitis, Collagenous Colitis, Endoscopy, and Colonoscopy. Dr. Cohen is currently accepting new patients.

    Parambir S. Dulai
    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    259 E Erie St Ste 1600, Lavin Family Pavilion, 
    Chicago, IL 
     (1.3 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Offers Telehealth

    Parambir Dulai is a Gastroenterologist in Chicago, Illinois. Dr. Dulai 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 Viral Gastroenteritis, Ulcerative Colitis, Hemorrhagic Proctocolitis, Endoscopy, and Colonoscopy.

    Eugene F. Yen
    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    259 E Erie St Ste 1600, Lavin Family Pavilion, 
    Chicago, IL 
     (1.3 miles away)
    Experience:
    25+ years
    Languages Spoken:
    English
    Offers Telehealth

    Eugene Yen is a Gastroenterologist in Chicago, Illinois. Dr. Yen has been practicing medicine for over 25 years and is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Lymphocytic Colitis, Collagenous Colitis, Colitis, Colonoscopy, and Endoscopy.

    Stephen B. Hanauer
    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology
    259 E Erie St Ste 1600, Lavin Family Pavilion, 
    Chicago, IL 
     (1.3 miles away)
    Experience:
    49+ years
    Languages Spoken:
    English
    Offers Telehealth

    Stephen Hanauer is a Gastroenterologist in Chicago, Illinois. Dr. Hanauer has been practicing medicine for over 49 years and is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Crohn's Disease, Viral Gastroenteritis, Ulcerative Colitis, Colonoscopy, and Endoscopy.

    Imad Elkhatib
    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology

    Advocate Medical Group Gastroenterology

    10500 S Cicero Ave, 
    Oak Lawn, IL 
     (13.7 miles away)
    Languages Spoken:
    English, Arabic
    Offers Telehealth

    Imad Elkhatib is a Gastroenterologist in Oak Lawn, Illinois. Dr. Elkhatib is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Cholestasis, Bile Duct Obstruction, Bile Duct Stricture, Endoscopy, and Gastrectomy.

    Hareth Raddawi
    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology

    Advocate Medical Group Gastroenterology

    10500 S Cicero Ave, 
    Oak Lawn, IL 
     (13.7 miles away)
    Languages Spoken:
    English

    Hareth Raddawi is a Gastroenterologist in Oak Lawn, Illinois. Dr. Raddawi is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Gastrointestinal Bleeding, Bile Duct Obstruction, Cholestasis, Gastrectomy, and Endoscopy.

    Kiran Nimmagadda
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    259 E Erie St Ste 2250, Lavin Family Pavilion, 
    Chicago, IL 
     (1.3 miles away)
    Experience:
    29+ years
    Languages Spoken:
    English
    Offers Telehealth

    Kiran Nimmagadda is a Gastroenterologist in Chicago, Illinois. Dr. Nimmagadda has been practicing medicine for over 29 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Diarrhea, Trichohepatoenteric Syndrome, Barrett Esophagus, Colonoscopy, and Endoscopy.

    Charles Muller
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    259 E Erie St Ste 1600, Lavin Family Pavilion, 
    Chicago, IL 
     (1.3 miles away)
    Experience:
    11+ years
    Languages Spoken:
    English
    Offers Telehealth

    Charles Muller is a Gastroenterologist in Chicago, Illinois. Dr. Muller has been practicing medicine for over 11 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Colorectal Cancer, Familial Adenomatous Polyposis, Turcot Syndrome, Colonoscopy, and Endoscopy.

    Srinadh Komanduri
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    259 E Erie St Ste 1600, Lavin Family Pavilion, 
    Chicago, IL 
     (1.3 miles away)
    Experience:
    29+ years
    Languages Spoken:
    English
    Offers Telehealth

    Srinadh Komanduri is a Gastroenterologist in Chicago, Illinois. Dr. Komanduri has been practicing medicine for over 29 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Barrett Esophagus, Bile Duct Obstruction, Cholestasis, Endoscopy, and Pancreatectomy.

    Adam C. Stein
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    259 E Erie St Ste 1600, Lavin Family Pavilion, 
    Chicago, IL 
     (1.3 miles away)
    Experience:
    19+ years
    Languages Spoken:
    English
    Offers Telehealth

    Adam Stein is a Gastroenterologist in Chicago, Illinois. Dr. Stein has been practicing medicine for over 19 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Angiodysplasia of the Colon, Watermelon Stomach, Malnutrition, Endoscopy, and Gastrostomy.

    Stephen Y. Chang
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    259 E Erie St Ste 1600, Lavin Family Pavilion, 
    Chicago, IL 
     (1.3 miles away)
    Experience:
    27+ years
    Languages Spoken:
    English
    Offers Telehealth

    Stephen Chang is a Gastroenterologist in Chicago, Illinois. Dr. Chang has been practicing medicine for over 27 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Diarrhea, Trichohepatoenteric Syndrome, Angiodysplasia of the Colon, Endoscopy, and Colonoscopy.

    Thomas J. Lee
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    259 E Erie St Ste 1600, Lavin Family Pavilion, 
    Chicago, IL 
     (1.3 miles away)
    Experience:
    29+ years
    Languages Spoken:
    English
    Offers Telehealth

    Thomas Lee is a Gastroenterologist in Chicago, Illinois. Dr. Lee has been practicing medicine for over 29 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Trichohepatoenteric Syndrome, Diarrhea, Angiodysplasia of the Colon, Endoscopy, and Colonoscopy.

    Darren M. Brenner
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    259 E Erie St Ste 1600, Lavin Family Pavilion, 
    Chicago, IL 
     (1.3 miles away)
    Experience:
    24+ years
    Languages Spoken:
    English
    Offers Telehealth

    Darren Brenner is a Gastroenterologist in Chicago, Illinois. Dr. Brenner has been practicing medicine for over 24 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Chronic Idiopathic Constipation (CIC), Irritable Bowel Syndrome (IBS), Diarrhea, Gastrectomy, and Colonoscopy.

    Christian G. Stevoff
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    259 E Erie St Ste 1600, Lavin Family Pavilion, 
    Chicago, IL 
     (1.3 miles away)
    Experience:
    32+ years
    Languages Spoken:
    English
    Offers Telehealth

    Christian Stevoff is a Gastroenterologist in Chicago, Illinois. Dr. Stevoff has been practicing medicine for over 32 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Diarrhea, Trichohepatoenteric Syndrome, Swallowing Difficulty, Endoscopy, and Colonoscopy.

    Thomas B. Nealis
    Experienced in Colonoscopy
    Gastroenterology
    Experienced in Colonoscopy
    Gastroenterology
    259 E Erie St Ste 1600, Lavin Family Pavilion, 
    Chicago, IL 
     (1.3 miles away)
    Experience:
    20+ years
    Languages Spoken:
    English
    Offers Telehealth

    Thomas Nealis is a Gastroenterologist in Chicago, Illinois. Dr. Nealis has been practicing medicine for over 20 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Familial Adenomatous Polyposis, Trichohepatoenteric Syndrome, Diarrhea, Gastrectomy, and Endoscopy.

    Vitaliy Y. Poylin
    Experienced in Colonoscopy
    Colorectal Surgery
    Experienced in Colonoscopy
    Colorectal Surgery
    259 E Erie St Ste 1600, Lavin Family Pavilion, 
    Chicago, IL 
     (1.3 miles away)
    Experience:
    24+ years
    Languages Spoken:
    English
    Offers Telehealth

    Vitaliy Poylin is a Colorectal Surgeon in Chicago, Illinois. Dr. Poylin has been practicing medicine for over 24 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Rectal Prolapse, Colorectal Cancer, Lynch Syndrome, Ileostomy, and Hernia Surgery.

    David J. Bentrem
    Experienced in Colonoscopy
    Surgical Oncology
    Experienced in Colonoscopy
    Surgical Oncology
    675 N St Clair St Ste 21-100, Galter Pavilion, 
    Chicago, IL 
     (1.3 miles away)
    Experience:
    30+ years
    Languages Spoken:
    English
    Offers Telehealth

    David Bentrem is a Surgical Oncologist in Chicago, Illinois. Dr. Bentrem has been practicing medicine for over 30 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Pancreatic Cancer, Familial Pancreatic Cancer, Stomach Cancer, Pancreatectomy, and Pancreaticoduodenectomy.

    Showing 1-20 of 401

    Last Updated: 02/22/2026

    What is the definition of Colonoscopy?

    A colonoscopy is an exam that views the inside of the colon (large intestine) and rectum, using a tool called a colonoscope.

    The colonoscope has a small camera attached to a flexible tube that can reach the entire length of the colon.

    When should I see a Colonoscopy doctor near Chicago, IL?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing a Colonoscopy doctor near Chicago, IL?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How does MediFind rank Colonoscopy doctors near Chicago, IL?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by Colonoscopy doctors near Chicago, IL?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with a Colonoscopy doctor near Chicago, IL?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Colonoscopy doctor search results page. 

    Why is it important to get a second opinion from a different Colonoscopy doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with a Colonoscopy doctor near Chicago, IL?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my Colonoscopy doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my Colonoscopy doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female Colonoscopy doctors near Chicago, IL?

    Look for the filter feature on the left side of the Colonoscopy doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find a Colonoscopy doctor that offers video calls?

    Look for the filter feature on the left-side of the Colonoscopy doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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