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Gastroenterologist PA and DE | US Digestive Health

GastroenterologyBethlehem, PA

★★★★★4.5/534 reviews across 3 platforms

Ratings by platform

  • Vitals / WebMD (Dr. Edward Chen): 4.4 - 4.5/5 stars (approx. 20-40 ratings combined across platforms)
  • WebMD (Dr. Tomasz Niewiarowski): 4.5/5 stars (12 ratings)
  • WebMD (Dr. Rodrigo Duarte Chavez): 5.0/5 stars (2 ratings)

What patients say

Patients praise

  • thorough and professional care
  • kind and compassionate bedside manner
  • efficient scheduling and staff performance
  • clear explanations of medical conditions and procedures

Common complaints

  • occasional reports of clinical, assembly-line treatment style
  • concerns regarding lack of follow-up from certain providers

In patients' words

"Absolutely amazing Dr & staff. You’re in & out. They explain everything in detail, they’re patient & a relaxing atmosphere."

WebMD user review regarding Dr. Niewiarowski

"This doctor made me feel like I was part of an assembly line. Very clinical, terrible bedside manner and does not follow up after procedures."

Vitals user review regarding Dr. Chen

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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