Top 10 Best Gastroenterologist in Barrie Ontario

1. Barrie GI Associates

Address: 15 Gallie Court, Suite 306, Barrie, ON L4M 7G1
Phone: 705-721-3344
About: A multi-physician gastroenterology and hepatology clinic serving Barrie and surrounding communities. They provide diagnostic and therapeutic endoscopy, colonoscopy and liver disease care.

2. Dr. Eoin Lalor — Gastroenterology & Endoscopy

Address: Suite #208, 1 Quarry Ridge Road, Barrie, ON L4M 7G1
Phone: 705-719-3996
About: Clinical gastroenterologist offering upper and lower endoscopy, colonoscopy and general GI care in the Barrie area.

3. Gastroenterology Clinic of Huronia

Address: 125 Bell Farm Road, Barrie, ON L4M 6L2
Phone: 705-726-8333
About: Dedicated gastroenterology clinic in Barrie providing outpatient GI services and procedures.

4. Barrie Endoscopy (GI / Endoscopy Group)

Address: Affiliated with Royal Victoria Regional Health Centre, 299 Georgian Drive, Barrie, ON L4M 6M2
Phone: 705-728-9090 (Royal Victoria Regional Health Centre main switchboard)
About: Multi-physician endoscopy service (mix of gastroenterologists and surgeons) providing inpatient/outpatient endoscopic procedures and colonoscopies at the Barrie hospital.

5. Innisfil Endoscopy Suites — (GI Team incl. Dr. Ahsan Malik)

Address: Innisfil, ON (clinic location within Innisfil)
Phone: 705-481-0135 (clinic contact/fax listed publicly)
About: Community endoscopy suites serving Simcoe County with gastroenterology specialists who perform diagnostic and therapeutic endoscopy.

6. Dr. Ahsan Syed — Barrie GI / Hepatology (part of local GI team)

Address: Practices in Barrie (affiliated with Barrie Endoscopy / local GI clinics)
Phone: Not publicly listed for direct line (clinic appointments arranged via local endoscopy clinic / hospital)
About: Gastroenterologist and hepatologist on the Barrie GI/endoscopy team; provides liver disease and general GI care.

7. Barrie Digestive Clinic

Address: Barrie, ON (public site lists clinic in Barrie; street address not prominently published)
Phone: Not publicly listed for a direct office line
About: A digestive health clinic offering a mix of conventional and complementary digestive services for local patients (note: not a hospital GI department).

8. Dr. Rima Petroniene — (GI / Endoscopy Team)

Address: Works in Barrie (affiliated with the Barrie endoscopy/ hospital GI service)
Phone: Not publicly listed for direct line (appointments via clinic/hospital)
About: Practicing gastroenterologist active in the Barrie endoscopy and GI service roster.

9. Dr. Nitasha Anand — Gastroenterologist (Orillia — near Barrie)

Address: 219 Mississaga Street West, Orillia, ON L3V 3B6
Phone: 705-326-2443
About: Gastroenterologist based in Orillia (serves patients from the surrounding Simcoe County area); performs endoscopy, colonoscopy and manages inflammatory bowel disease and other GI conditions.

10. Regional Hospital GI Services — Southlake / Newmarket & Area 

Address: Southlake Regional Health Centre, 596 Davis Drive, Newmarket, ON L3Y 2P9
Phone: 905-895-4521 (Southlake main switchboard)
About: Larger regional gastroenterology program that accepts referrals from Simcoe County and the Barrie area for advanced GI care and subspecialty services.