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Granite Gastroenterology | GI Clinic & IBD Care

GastroenterologyManchester, NH

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

Ratings by platform

  • Birdeye/Google aggregate: 5.0 out of 5 stars (aggregated based on 73 reviews across platforms) (73)
  • WebMD Care: 4.5 out of 5 stars (23 ratings (8 written 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].

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