Serving Nashua, New Hampshire

Gastroenterologist Serving Nashua, NH

Nashua patients can find board-certified digestive care at Bedford Gastroenterology, including colon cancer screening, upper endoscopy, and management of IBS and liver disease.

GI care for Nashua patients

Nashua patients can find board-certified digestive care at Bedford Gastroenterology, including colon cancer screening, upper endoscopy, and management of IBS and liver disease.

Dr. Dainiak’s independent practice model gives Nashua-area patients a personalized alternative for ongoing GI and digestive health care.

Popular GI services for Nashua, NH

Colonoscopy screening

Colon cancer screening and polyp detection for Nashua-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 Nashua patients choose Bedford Gastroenterology
  • Procedures performed at Bedford Gastroenterology’s main office, Bedford
  • 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 Nashua?

Not necessarily. Endoscopy procedures are performed at Bedford Gastroenterology’s main office, Bedford.

Is Bedford Gastroenterology accepting new patients from Nashua?

Yes, Dr. Dainiak welcomes new patients from Nashua 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 Nashua?

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 Nashua-area appointment?