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cornerstone medical clinic sumner

Internal Medicine • Sumner, WA

Information from public sources; not independently verified. Confirm hours, insurance and appointment availability with the clinic.

Last gathered July 11, 2026. How our information is sourced · Report incorrect information

Services Offered

Not published.

Insurance & Payment

Not published.

Languages Spoken

Not published.

What Patients Say

Overall sentiment across review platforms: mixed

  • BirdEye: 4.1 stars (47 reviews)
  • BestProsInTown: not explicitly rated numerically but generally positive (25 reviews)

Patients praise

  • attentive and caring doctors who listen to patients
  • doctors who do not dismiss mental health concerns like anxiety
  • courteous and competent staff members
  • friendly environment

Common complaints

  • occasional negative interactions with front desk staff
  • concerns regarding continuity of care/appointments after initial visits

"An Amazing, Caring, Knowldgeable Doctor! I cannot say enough about Dr. Bains, both his vast medical knowledge and care that he & his entire staff..."

- Healthgrades

"Patients praise Dr. Dagan and his staff for being courteous and competent. While some patients have had negative experiences with a specific staff member at the front desk, many others highlight the positive interactions they've had with the staff, particularly mentioning one employee named Mary who is described as sweet, kind, and a genuine asset."

- BestProsInTown

Synthesized from public review platforms as of Jul 11, 2026 - sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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