GI Alliance of Illinois

Gastroenterology • Arlington Heights, IL

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Clinic Type

Gastroenterology

Address

1415 S Arlington Heights Rd, Arlington Heights, IL 60005

Phone

847-439-1005

Email

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Opening Hours

Monday – Friday 8:00 AM – 5:00 PM

Website

https://giallianceofillinois.com/arlington-heights/

Emergency Care

If you are experiencing a medical emergency, please call 9-1-1.

Services Offered

Gastroenterology
Interventional Gastroenterology
Nutrition and Wellness Services
Find a Trial
What to Expect
Our Team
Gastroenterology Blog
FAQs
Interventional Gastroenterology Illinois
Nutrition and Wellness Services Illinois

Team

Mitchell Bernsen, M.D. — Gastroenterologist
Jennifer Cahill, M.D. — Gastroenterologist
Adam B. Gluskin, M.D. — Gastroenterologist
Mitchell Kaplan, M.D. — Gastroenterologist
David J. Kim, M.D. — Gastroenterologist
Joel Lattin, D.O. — Gastroenterologist
Patricia Sun, M.D. — Gastroenterologist
Amy McKenney — FNP-C
Jamie Schwartz — N.P.

Insurance & Payment

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Languages Spoken

English

FAQs

What are your hours?

Monday – Friday 8:00 AM – 5:00 PM.

How do I schedule an appointment?

Call 847-439-1005 or click the “Message Us” button on the site and a team member will contact you within 48 hours.

Request An Appointment?

To schedule an appointment, please call 847-439-1005 or click the “Message Us” button located at the bottom right corner of your screen and a member of our team will contact you within 48 hours.

Social Media

Twitter Facebook Linkedin

Photos

What Patients Say

Overall sentiment across review platforms: mixed

Healthgrades: 4.4/5 (79)
Healthgrades: 3.7/5 (58)
Vitals: 3.8/5 (38)
Vitals: 3.2/5 (20)
Healthgrades: 4.1/5 (23)
U.S. News & World Report: 5/5 (50)
GI Alliance of Illinois: 4.8/5 (204+)

Patients praise

Professionalism and thoroughness during medical exams
Ability to explain medical information clearly
Kind and supportive office staff and nursing teams
Comfortable and efficient patient experience for procedures like colonoscopies
Empathetic and patient demeanor in some providers

Common complaints

Difficulty reaching staff or scheduling appointments
Reports of rude or dismissive bedside manner
Complaints about office administration, billing errors, or long wait times
Feelings of being rushed during appointments
Lack of clear explanations or follow-up plans

"The absolute worst experience. He has the worst attitude. Worst experience. Went for a follow up and they canceled my apt without even telling me."

— Vitals review of Dr. Peter C. Rantis Jr.

"First visit with Dr. Lattin. He very professional and easy to talk with. I walked with a plan for the next six months and 100% confidence that I was with the right physician."

— GI Alliance of Illinois review of Dr. Joel Lattin

"His bedside manner was horrible... rude and arrogant."

— Healthgrades review of Dr. Mitchell Bernsen

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026. Own this clinic? Claim or correct this listing.