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Gastroenterology in Williamsport, PA - ProviderMatch - Geisinger logo

Gastroenterology in Williamsport, PA - ProviderMatch - Geisinger

GastroenterologyWilliamsport, PA

★★★★★4.7/5271 reviews across 3 platforms

Ratings by platform

  • Geisinger ProviderMatch (Dr. Marika Bergenstock): 4.9/5 (30 ratings)
  • Geisinger ProviderMatch (Dr. Christine Shinyoung Hanna): 4.4/5 (52 ratings, 5 reviews)
  • UPMC Provider Profile (Dr. Heather J. Gerst): 4.7/5 (189 ratings, 44 reviews)

What patients say

Patients praise

  • Compassionate and caring bedside manner
  • Thorough explanations of conditions and treatments
  • Knowledgeable and professional medical staff
  • Good listener who addresses patient concerns

Common complaints

  • Billing and cost concerns
  • Communication issues with medication management
  • Scheduling or surgical cancellation problems

In patients' words

"After my first visit she made me feel comfortable with my care being provided which is alot being said because since ive been diagnosed with cerohsis of the liver 3 years ago, ive been so scared. Dr Gerst made sure i understood everything i needed to regarding the info that we had at that time."

WebMD (Dr. Heather J. Gerst)

"This very sick gal had a wonderful experience with Dr Kumar & his team at UPMC Williamsport. Everyone was knowledgeable, kind & compassionate. I highly recommend Dr Kumar & his team."

WebMD (Dr. Vivek Kumar)

"So total cost of this 2 hour exam plus Colonoscopy proceedure is $ 17, 962.95...Insurance and I have paid $ 4, 474.16. Question? does this pass the Washington Post test I think they are a bit greedy."

ComplaintsBoard (Geisinger Health System)

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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