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Oak Lawn Endoscopy CenterOak Lawn Endoscopy Center

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Named a 2025 Best Ambulatory Surgery Center by U.S. News & World Report

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Celebrating Our Patient Experience Scores

Our Ratings Exceed National Averages

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Beat the Trend. Get Screened at 45!

More Young Adults Are Getting Colon Cancer.

Schedule Your Colonoscopy Today

AI May Improve Your Colonoscopy Findings

State-of-the-art Artificial Intelligence (AI) technology assists our doctors with screenings.

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El cáncer de colon se puede prevenir.

Realícese una prueba por su familia. Realícese una prueba por usted.

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About Us

Learn more about our center.

Prevent Colon Cancer

Learn more about colonoscopies.

Request an Appointment

Fill out the form and we will contact you to schedule the appointment.

Why Choose Us?

Our gastroenterologists and staff at Oak Lawn Endoscopy Center are dedicated to providing quality, affordable care to the community in our quest to lower colon cancer rates and treat an array of digestive diseases, including Crohn’s Disease, irritable bowel syndrome (IBS) and gastroesophageal reflux disease (GERD).

Our board-certified GI doctors specialize in a myriad of GI procedures, including colonoscopy, flexible sigmoidoscopy and upper endoscopy.

Our patients value the compassionate care they receive from our GI doctors and say they are likely to recommend our center for GI procedures.

If you are due for a colonoscopy or in need of a GI procedure, don’t put it off any longer. Give us a call today!

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For Your Visit

Oak Lawn Endoscopy Center is committed to ensuring that your experience with us is relaxed and worry-free, from consultation through recovery. To assist us, we ask that you read and comply with all guidelines.

We’re pleased to partner with StopColonCancerNow to help boost colon cancer screenings and prevention for residents in Oak Lawn.

Patient Forms
Patient Forms

At Oak Lawn Endoscopy Center, your time is as valuable to us as it is to you. That’s why we provide online access to a variety of forms that patients may complete before their visit. The following documents will help us expedite the check-in process for your appointment. Please take a moment to download and print the appropriate form(s).

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Insurance and Billing
Insurance and Billing

Oak Lawn Endoscopy Center accepts most major insurance. As a courtesy to you, we will bill your insurance carrier for you; however, we cannot tell you what your policy will cover. Since your insurance policy and coverage are between you and your carrier, we urge you to contact them prior to your procedure. You will be responsible for any co-pays and deductibles. We accept cash, check or credit card.

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Artificial Intelligence
Artificial Intelligence

Oak Lawn Endoscopy Center has integrated state-of-the-art Artificial Intelligence (AI) technology to enhance the precision and effectiveness of our colonoscopy procedure. This AI system digitally analyzes real-time video feeds, assisting our gastroenterologists in identifying polyps. For your screening, you may benefit from a colonoscopy powered with Artificial Intelligence.

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Meet the Doctors

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Zahid Afzal Zahid Afzal M.D. Kamran Ayub Kamran Ayub M.D. Ajay Bajaj Ajay Bajaj M.D. Charles Berkelhammer Charles Berkelhammer M.D. Brian Blumenstein Brian Blumenstein M.D. Douglas Lee Douglas Lee M.D. Wayne Lue Wayne Lue M.D. Mihir Majmundar Mihir Majmundar M.D. Vincent Muscarello Vincent Muscarello M.D. Samir Patel Samir Patel M.D. Jeffrey Port Jeffrey Port M.D.
4.9/5
4.9 /5
1,167 Reviews

Google
5.0/5
Feb 3, 2026
Google • Oak Lawn Endoscopy Center

Google
5.0/5
Feb 2, 2026
Google • Oak Lawn Endoscopy Center

Google
3.0/5
Feb 2, 2026
Google • Oak Lawn Endoscopy Center

Google
5.0/5
Jan 31, 2026
Google • Oak Lawn Endoscopy Center

The Dr.and staff is the Best! I have always had a good experience with all involved!

Google
5.0/5
Jan 31, 2026
Google • Oak Lawn Endoscopy Center

Exceptionally nice staff, efficient & clear instructions


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Recent Posts
Patient Finds Answers Through Timely GI Evaluation at ASC

Patient Finds Answers Through Timely GI Evaluation at ASC

Discover how one patient found answers for chronic digestive issues at an ambulatory surgery center (ASC).

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You're Not Too Young: Why Colon Cancer Screening Matters

You're Not Too Young: Why Colon Cancer Screening Matters

Colorectal cancer is increasingly affecting adults under 50, making it a growing concern among younger populations.

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A U.S. News & World Report Best Ambulatory Surgery Center!

A U.S. News & World Report Best Ambulatory Surgery Center!

For the second year, our center has been named one of the Best Ambulatory Surgery Centers in the nation by U.S. News & World Report.

Read More
View All Posts
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Oak Lawn Endoscopy Center
9921 Southwest Highway,
Oak Lawn, IL 60453

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