Integrated Gastroenterology Consultants

Gastroenterology • Chelmsford, MA

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About

Integrated Gastroenterology Consultants is a gastroenterology practice located at 20 Research Place Suite 220 in North Chelmsford, MA. The clinic offers gastroenterology services and operates from 7:30 a.m. to 4:30 p.m., with a comfortable reception area and well-equipped treatment rooms designed for patient convenience.

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Clinic Type

Gastroenterology

Address

20 Research Place Suite 220 North Chelmsford, MA 01863

Phone

855-818-1869

Email

elie.ata@merrimackhealth.org

Opening Hours

7:30 a.m.-4:30 p.m.

Website

https://www.mhlawrencehospital.org/locations/1113

Emergency Care

Emergency care available

Services Offered

Gastroenterology
Endoscopy
Infusion Therapy/Treatment Center
Laboratory Services
Imaging and Radiology
Joints
Rehabilitation
Sleep Center
Obstetrics and Gynecology
Primary Care
Occupational Health
Emergency Care
Heart and Vascular Center

Team

Allen Hwang — Physician
Franklin C. Marinelli — Physician
Supriya — Physician
Winnie Sz — Physician
Nitin Aggar — Physician
Heidi Ahmed — Physician
Bridget Seymour — Physician

Insurance & Payment

—

Languages Spoken

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FAQs

What are the practice hours?

7:30 a.m.-4:30 p.m.

Social Media

Youtube

Photos

What Patients Say

Overall sentiment across review platforms: positive

WebMD (for Dr. Richard Tilson): 5/5 (35 ratings, 20 reviews)
US News (for Dr. Heidi Ahmed): 5/5 (14 reviews)

Patients praise

Professional and courteous care team
Clear, thorough explanations of procedures and results
Compassionate and attentive bedside manner from providers
Welcoming and comfortable office atmosphere

Common complaints

Occasional reports of long wait times
Isolated severe negative feedback regarding staff and perceived incompetence
Internal workplace complaints from staff reviews regarding teamwork

"My visit with Dr. Tilson went very well. He explains everything about the procedure, what you should expect, the results and aftercare. He listens attentively to your concerns and puts you at ease."

— WebMD Review

"Some comments suggest that wait times can occasionally be longer than expected, though overall experiences remain positive."

— Wheree.com

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

In the News

Integrated Gastroenterology Consultants - Merrimack Health — Sep 12, 2025
INTEGRATED GASTROENTEROLOGY CONSULTANTS - Yelp — Jul 5, 2026
Bridget Seymour - Gastroenterology - Find a Doctor | Merrimack Health — Sep 13, 2025
Winnie Szeto - Gastroenterology - Find a Doctor | Merrimack Health — Sep 19, 2025
Dr. Jacqueline Chu, MD - Integrated Gastroenterology Consultants — Nov 15, 2025

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