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Clinic Type

Internal Medicine

Address

345 West Washington Avenue, Suite 100, Madison, WI 53703

Phone

5152418199

Email

UPH_CentralIAPrivacyOfficer@unitypoint.org

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

Team

  • Rebecca Kellum, MD — Internal Medicine physician
  • Robert B. Hegeman, MD — Physician
  • Shannon O. Smith, MD — Physician
  • Elizabeth George, MBBS — Physician
  • Philip N. Zimmermann, MD — Physician
  • Jason A. Dambach, MD — Physician
  • Deborah K. Boushea, MD — Physician
  • Daniel E. Cole, MD — Physician
  • Deborah B. Ehrenthal, MD — Physician
  • Sana M. Salih, MBBS — Physician
  • Christine M. Nardi, DO — Physician
  • Gloria U. Song, MD — Physician

Insurance & Payment

Languages Spoken

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Ratings.MD (Peggy J Simpson, MD): 4.9/5 (177 ratings)
  • Ratings.MD (Orest I Kostelyna, MD): 4.9/5 (189 ratings)
  • Ratings.MD (Margaret J Punt, MD): 4.9/5 (176 ratings)
  • Ratings.MD / SSM Health (Nancy Y Huang, MD): 4.9/5 (256 ratings)
  • SSM Health (David Cooper, MD): 4.8/5 (195 ratings)
  • Healthgrades (Dr. Deborah Williams, MD): 5.0/5 (7 ratings)
  • Vitals (Dr. Elizabeth George, MD): 2.0/5 (33 reviews)

Patients praise

  • Highly knowledgeable, thorough, and professional physicians
  • Strong patient-provider communication, including active listening and shared decision-making
  • Compassionate, caring, and trustworthy care
  • Efficient, friendly, and helpful support staff in specific practices

Common complaints

  • Difficulty or long wait times for appointments
  • Perceived lack of concern, poor communication, or dismissive attitudes from some providers
  • Frustration with medical billing, coding issues, and administrative processes
  • Inconsistency in quality of care and staff professionalism

"He is the best internal medicine physician I have worked with in my 60+ years. He is caring, smart, and professional, while also being relatable."

Ratings.MD (Orest I Kostelyna, MD)

"Service throughout this whole process has been horrible and at this point, I feel like they are just trying to scam their patients out of money."

LocalityBiz (UW Health 1102 S Park St Clinic)

"I felt embarrassed asking her things as her answers always seemed almost defensive and condescending. Only appointment with her felt very rushed and felt like she didn’t care."

Vitals (Dr. Elizabeth George, MD)

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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