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Clinic Type

Rheumatology

Address

800 N Westmoreland Rd Ste 201, Lake Forest, IL 60045, USA

Phone

+1 847-535-7647

Email

Opening Hours

Monday 08:00 - 17:00; Tuesday 08:00 - 17:00; Wednesday 08:00 - 17:00; Thursday 08:00 - 17:00; Friday 08:00 - 17:00

Services Offered

  • Rheumatology

Insurance & Payment

Languages Spoken

FAQs

What are the hours of operation?

Monday–Friday 8:00 am–5:00 pm

What Patients Say

Overall sentiment across review platforms: mixed

  • Yelp: 1-star review mentioned (billing-related; based on 1 review snippet) (at least 1 review referenced)
  • Northwestern Medicine (doctor profile for Patrick E. Onkka, MD): 4.9 (1,374 Ratings)
  • WebMD (Dr. Denise Verges): 4.5 (10 Ratings)
  • Vitals (Dr. Kathryn A. Kiehn): 4.7 (24 Ratings (and 8 written reviews))
  • Healthgrades (Dr. Denise Verges): 4.0 (12 reviews (8 with written review))
  • Vitals (Dr. Joon W. Kim): 3.1 (reviews exist (1 to 3 shown))

Patients praise

  • Some rheumatology providers have high patient feedback/ratings (e.g., Patrick E. Onkka: 4.9; Kathryn A. Kiehn: 4.7).
  • Patient comments describe thorough explanations, responsiveness, and feeling listened to (Onkka; Kiehn).
  • WebMD and other profiles for Dr. Denise Verges show generally favorable patient satisfaction indicators (e.g., 4.5 rating; described strengths like explaining conditions and being courteous/staff).

Common complaints

  • Mixed experiences including billing/administrative complaints (Yelp snippet states 1-star review based on billing).
  • Some negative reviews for Dr. Denise Verges include issues such as incorrect insurance information, long waits, and concerns about diagnosis/diagnostics (Healthgrades).
  • Some critiques of care quality/documentation and lab result discussion, and concerns about injection/medication delivery preferences (Vitals for Dr. Joon Kim).

""Dr. Onkka is an excellent doctor. He listens and gives clear, supportive medical advice.""

Northwestern Medicine doctor profile for Patrick E. Onkka, MD

""I love that ... she talks regularly with my other physicians" and "She truly listens to you" (review excerpts)."

Vitals profile for Dr. Kathryn A. Kiehn, MD

""desk gave me wrong information about my insurance, waited 45 minutes ... Dr. did not provide accurate diagnosis or diagnostics.""

Healthgrades reviews for Dr. Denise Verges, 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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