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Middlesex Digestive Health & Endoscopy CenterMiddlesex Digestive Health & Endoscopy Center

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Healthy Colon. Healthy You.

You can directly schedule your colonoscopy.

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AI May Improve Your Colonoscopy Findings

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

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Beat the Trend. Get Screened at 45!

More Young Adults Are Getting Colon Cancer.

Schedule Your Colonoscopy Today

No Out-of-Pocket Expense for Your Colonoscopy

By May 31, 2022, most health insurance plans will fully cover this procedure to evaluate a positive stool-based test for colon cancer. Check with your insurance about your coverage.

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Thank you, Acton!

We're Honored to Serve You

Virtual Tour

Take a virtual tour of our center today.

Prevent Colon Cancer

Learn more about colonoscopies.

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About Us

Learn more about our practice.

Acton’s Best GI Doctors Dedicated to Patient Care

Our Acton gastroenterologists and team at Middlesex Digestive Health & Endoscopy Center are dedicated to providing quality, affordable care to the community in its quest to lower colon cancer rates and treat digestive diseases, including Crohn’s Disease, irritable bowel syndrome (IBS) and gastroesophageal reflux disease (GERD).

We believe in compassionate medicine, where patients feel reassured and unrushed. We hold ourselves to the highest of standards, as our center is accredited by the Accreditation Association for Ambulatory Health Care (AAAHC).

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

Our Acton gastroenterologists and team at Middlesex Digestive Health & Endoscopy Center are 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.com to help boost colon cancer screenings and prevention for residents in Middlesex County.

Insurance and Billing

Middlesex Digestive Health & Endoscopy Center accepts most major insurance. 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.

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Artificial Intelligence

Middlesex Digestive Health & 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 in identifying polyps. For your screening, you may benefit from a colonoscopy powered with Artificial Intelligence.

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Find Our Center

Watch this video for detailed directions and parking information.

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Meet Our Physicians

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Lauren Bleich Lauren Bleich M.D., MPH Michael DeSimone Michael DeSimone M.D. Mark Epstein Mark Epstein M.D. Gail Herzig Gail Herzig M.D. Benjamin Hyatt Benjamin Hyatt M.D. Ann Marie Joyce Ann Marie Joyce M.D., FASGE Peter Krims Peter Krims M.D. Frank Vanzandt Linn, Jr. Frank Vanzandt Linn, Jr. M.D.
4.9/5
4.9 /5
1,102 Reviews

Google
5.0/5
Feb 1, 2026
Google • Middlesex Digestive Health & Endoscopy Center

Efficient, incredibly nice medical staff. They made an unpleasant procedure like a relaxing day at the spa!

Google
4.0/5
Jan 31, 2026
Google • Middlesex Digestive Health & Endoscopy Center

Great team! The entire staff was very pleasant and supportive.

Google
5.0/5
Jan 31, 2026
Google • Middlesex Digestive Health & Endoscopy Center

Everyone was so friendly. I felt very prepared and in good hands.

Facebook
5.0/5
Jan 30, 2026
Facebook • Middlesex Digestive Health & Endoscopy Center

Friendly,service was great, quick and easy.

Google
5.0/5
Jan 30, 2026
Google • Middlesex Digestive Health & Endoscopy Center

The whole process was easy and quick, great staff and docs


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Articles of Interest
Busy Life? Consider Direct Access Colonoscopy

Busy Life? Consider Direct Access Colonoscopy

Career, family and the nonstop pace of life demands your full attention. Direct Access Colonoscopy is a simple and convenient way to schedule your colon cancer screening.

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Dr. Mark Epstein Featured in Everyday Health

Dr. Mark Epstein Featured in Everyday Health

We’re proud to highlight that Dr. Mark Epstein of Middlesex Digestive Health & Endoscopy Center was recently featured in Everyday Health.

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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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