Live
Read now
Granite State Gastroenterology logo

Granite State Gastroenterology

Gastroenterology • Manchester, NH

★★★★★4.9/596 reviews across 2 platforms

Ratings by platform

  • Birdeye/Google aggregate: 5.0/5 (73 reviews)
  • WebMD Care: 4.5/5 (23 reviews)

What patients say

Patients praise

  • Staff described as welcoming, friendly, and helpful
  • Providers praised for being thorough, knowledgeable, and genuinely listening to patient concerns
  • Positive experiences with long-term management of chronic conditions like Crohn's disease
  • Clean and professional office environment

Common complaints

  • Concerns expressed regarding the knowledge level of some Physician Assistants (PAs) compared to doctors

In patients' words

"DR. Dainiak is the absolute rock star of Gastroentetology... he listens , i mean really listens. i’m happy to report that my crohn’s is under control."

— WebMD Care review

"Dr. Horton is an excellent and thorough doctor! She listens to your questions. She answers any and all questions or concerns you may have and provides explanations and advice should you seek those too."

— Granite State Gastroenterology website

"Dr. Dainiak is very nice. Unfortunately, the PA they feed me to knows almost nothing, which is concerning regarding my care."

— Yelp review

How these reviews were compiled

Synthesized from public patient-review platforms as of Jul 11, 2026 — sources: [1][2][3][4][5][6][7][8].

More clinics in Manchester

The Elliot

★★★★★4.7/5(360 reviews · 5 platforms)

Patients praise: providers described as thorough, attentive, and knowledgeable · staff noted as friendly and helpful in some instances.

Manchester, NHGastroenterologymixed

Catholic Medical Center

★★★★☆3.8/5(88 reviews · 5 platforms)

Patients praise: Providers perceived as thorough, knowledgeable, and personable · Strong bedside manner and effective communication for some physicians.

Manchester, NHGastroenterologymixed

Revitalized Performance

★★★★★5.0/5(300 reviews · 1 platform)

Patients praise: Highly effective personalized care, especially for sports and activity-related injuries · Staff are professional, understanding, and knowledgeable about specific athletic movements (e.g., CrossFit).

Manchester, NHPhysical Therapyvery positive

MVPT Physical Therapy

★★★★★5.0/5(293 reviews · 2 platforms)

Patients praise: compassionate and friendly staff · effective treatment methods.

Manchester, NHPhysical Therapypositive

New Hampshire Oncology-Hematology, PA

★★★★★4.9/5(182 reviews · 3 platforms)

Patients praise: Professional and friendly staff · Modern, clean, and well-equipped facilities.

Manchester, NHCancer Center/Oncologypositive

Catholic Medical Center

★★★★★4.9/5(86 reviews · 4 platforms)

Patients praise: High patient satisfaction with surgical outcomes and technical skill of urologists · Reports of attentive, compassionate, and life-saving emergency care.

Manchester, NHUrologymixed

See all clinics in Manchester →

Comparing your options?

Browse other Gastroenterology clinics, or filter by state and specialty to compare patient ratings.

More Gastroenterology clinics