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Take Action at 45 to Beat the Trend!

More Young Adults Are Getting Colon Cancer.

Schedule Your Colonoscopy Today

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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Prioritizing Patient Care

Our physicians exceed national benchmarks for quality care.

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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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Prevent Colon Cancer

Learn more about colonoscopies.

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About Us

Learn more about our center.

Allentown’s Best GI Doctors

Our gastroenterologists and staff at College Heights 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).

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.

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

College Heights 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 Lehigh County.

Non-Discrimination Notice: The Pennsylvania Department of Health complies with and enforces the laws and regulations which prohibit discrimination against employees and persons receiving services in facilities regulated by the Department. Facilities and programs operated by, or services contracted with or paid with funds provided by, the Commonwealth of Pennsylvania, Medicare or Medicaid, shall be provided without discrimination due to a person’s race, color, religion, sex, national origin, age, disability or genetic information.

Patient Forms

At College Heights 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

College Heights 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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Meet Our Physicians

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Kristen Halm Kristen Halm M.D. Michael S. Johns Michael S. Johns D.O. Sean Lacey Sean Lacey M.D. John Park John Park M.D. Jacob H. Pickle, IV Jacob H. Pickle, IV M.D. Mikhail Rakhmanine Mikhail Rakhmanine M.D. William Sangster William Sangster M.D.
4.9/5
4.9 /5
1,201 Reviews

Facebook
5.0/5
Feb 27, 2026
Facebook • College Heights Endoscopy Center

Everyone there was so nice. Made it enjoyable

Google
5.0/5
Feb 27, 2026
Google • College Heights Endoscopy Center

Excellent care. Friendly staff. Dr. Lacey makes you feel comfortable.

Google
5.0/5
Feb 27, 2026
Google • College Heights Endoscopy Center

Friendly staff, on time, good communication. I felt confident in the care there.

Google
5.0/5
Feb 26, 2026
Google • College Heights Endoscopy Center

Everyone was professional, helpful and personable. I had a very good experience. Very thorough. I would recommend!

Google
5.0/5
Feb 26, 2026
Google • College Heights Endoscopy Center

Nurses was awesome one her name Annie she was very nice but all fairness all nice 👍🏻 just there on Tuesday all Nurses was amazing kind helpful 👍🏻👏🏻

Google
5.0/5
Feb 22, 2026
Google • College Heights Endoscopy Center

Google
5.0/5
Feb 22, 2026
Google • College Heights Endoscopy Center

Made me feel at ease and included in all that would happen.

Google
5.0/5
Feb 20, 2026
Google • College Heights Endoscopy Center

Good professional outfit

Google
5.0/5
Feb 19, 2026
Google • College Heights Endoscopy Center

Google
5.0/5
Feb 19, 2026
Google • College Heights Endoscopy Center


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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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College Heights Endoscopy Center
3147 College Heights Boulevard,
Allentown, PA 18104

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