Serving Manchester, New Hampshire

Gastroenterologist in Manchester, NH

Bedford Gastroenterology provides board-certified digestive care to Manchester patients, with endoscopy procedures performed locally at Catholic Medical Center. Colonoscopy screening, GERD treatment, IBS care, and liver disease management, close to home.

GI care for Manchester patients

Bedford Gastroenterology provides board-certified digestive care to Manchester patients, with endoscopy procedures performed locally at Catholic Medical Center. Colonoscopy screening, GERD treatment, IBS care, and liver disease management, close to home.

With over 18 years serving southern New Hampshire, Dr. Christopher Dainiak has built a reputation among Manchester patients for thorough, personalized digestive care.

Popular GI services for Manchester, NH

Colonoscopy screening

Colon cancer screening and polyp detection for Manchester-area patients.

Upper endoscopy (EGD)

Diagnosis of acid reflux, ulcers, and swallowing issues.

IBS & IBD treatment plans

Personalized care for Crohn's disease, ulcerative colitis, and IBS.

Liver disease management

Hepatitis and fatty liver disease monitoring and treatment.
Why Manchester patients choose Bedford Gastroenterology
  • Procedures performed at Catholic Medical Center, Manchester
  • Dr. Dainiak: ABIM board certified, “Top Doctor” in NH Magazine, 2018–2024
  • Procedures also available at the #1-ranked ambulatory surgery center in New England (Newsweek, 2026)
  • Independent-practice care model focused on patient choice

Frequently asked questions

Do I need to travel to Bedford for my colonoscopy if I live near Manchester?

Not necessarily. Endoscopy procedures are performed at Catholic Medical Center, Manchester.

Is Bedford Gastroenterology accepting new patients from Manchester?

Yes, Dr. Dainiak welcomes new patients from Manchester and the surrounding area.

What insurance does Bedford Gastroenterology accept?

Most major insurance plans are accepted. Visit our Insurance & Billing page for details or call the office to confirm your coverage.

How do I schedule a colonoscopy from Manchester?

Call (603) 367-3064 or request an appointment online. Most patients start with a consultation before scheduling their procedure.

What are common signs I should see a GI doctor?

Persistent heartburn, abdominal pain, changes in bowel habits, or blood in the stool are all reasons to schedule an evaluation.

Ready to schedule your Manchester-area appointment?