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Internal Medicine | ProHealth Care | Waukesha County, WI

Internal MedicineWaukesha, WI

★★★★★4.9/52,087 reviews across 6 platforms

Ratings by platform

  • ProHealth Care Internal Medicine (Provider: Dr. Daniel Cheng): 5 / 5 (609)
  • ProHealth Care Internal Medicine (Provider: Dr. Reyhan Demircioglu): 4.9 / 5 (273)
  • ProHealth Care Internal Medicine (Provider: Dr. Andrew McGown): 4.9 / 5 (316)
  • ProHealth Care Internal Medicine (Provider: Dr. James Chapman): 5 / 5 (345)
  • ProHealth Care Internal Medicine (Provider: Dr. Marcus Perry): 4.9 / 5 (284)
  • ProHealth Urgent Care Waukesha (Sunset Drive): 4.6 / 5 (260)

What patients say

Patients praise

  • High level of physician professionalism, kindness, and compassion
  • Thorough medical evaluations and attentive listening by doctors
  • Excellent follow-up care and responsiveness from providers
  • Convenient access and efficient appointment processes in some clinics

Common complaints

  • Billing disputes and confusion regarding insurance coding
  • Perceived lack of communication or unresponsiveness from administrative/billing departments
  • Occasional patient reports of feeling rushed during appointments
  • Reports of rude staff or unhelpful interactions in non-physician departments

In patients' words

"Dr. Cheng is one of the s [best doctors] I have ever had. He always follows up with info, concerns and remedies."

ProHealth Care patient review

"Dr. Demi is kind, considerate, compassionate - and professional."

ProHealth Care patient review

"Wish I could give less then 1 star for the billing department. They are extremely rude and do not do anything to assist with billing errors."

Better Business Bureau customer complaint

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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