Primary Care Doctors Near Me in Belvidere, IL
Internal Medicine • Belvidere, IL
Clinic Type
Internal Medicine
Address
11904 Oak Creek Pkwy Huntley, IL 60142
Phone
(847) 506-1478 / (847) 884-7710
careers@ascension.org
Opening Hours
Not published — contact the clinic to confirm hours.
Website
https://healthcare.ascension.org/find-care/specialty/primary-care-doctors/belvidere--illinois
Emergency Care
If you are experiencing a life-threatening emergency, call 911 or go directly to the ER.
Services Offered
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Team
Insurance & Payment
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Languages Spoken
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Social Media
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What Patients Say
Overall sentiment across review platforms: positive
- Birdeye (UW Health Belvidere Clinic): 4.8/5 (445 reviews)
- Tebra (Eileen Solis, FNP-BC): 4.99/5 (196 reviews)
- WebMD (Dr. Therese Lucietto-Sieradzki): 4.0/5 (48 ratings)
- US News (Dr. Mary D. Simmons): 5/5 (28 reviews)
- Healthgrades (Dr. Clayton Malaker): 4.2/5 (6 reviews)
- WebMD (Dr. James Phoenix): 5/5 (11 ratings)
Patients praise
- Caring, attentive, and professional staff
- Physicians who listen to patient concerns and value their input
- Efficient, clean, and modern clinic environments
- Convenience of telehealth options and timely lab services
- Comprehensive and knowledgeable medical care
Common complaints
- Long wait times in office waiting rooms
- Scheduling issues and difficulty booking appointments
- Perceived dismissiveness or disagreements over medical advice
"Dr. Eileen and her entire staff are amazing! They really make you feel like family. They go above and beyond for their patients."
— Tebra (Review for Eileen Solis, FNP-BC)"You’ll be in her waiting room for at least an hour so don’t bother going while you’re at work."
— Vitals (Review for Dr. Therese Lucietto-Sieradzki)"Dr. Malaker was very caring. He took his time with me and actually listened to what I had to say. He never talk down to me and made me feel like he valued my opinion."
— Healthgrades (Review for Dr. Clayton Malaker)Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].
In the News
- Dr. Mary Callis, MD, Family Physician | Belvidere, IL | WebMD — Jan 15, 2026
- Dr. Mary D. Simmons, MD - Family Medicine Doctor in Belvidere, IL — May 14, 2026
- Dr. Stephanie A. Gorham, MD - Family Medicine Doctor in Belvidere, IL — May 14, 2026
- Dr. Daniel R. Retzer, MD - Family Medicine Doctor in Belvidere, IL — May 14, 2026
- TRT Medical Weight Loss in Belvidere, IL | EliTest Health - EliTest Health — Apr 23, 2026
Information sourced from the clinic's website as of July 11, 2026.
More internal medicine clinics in Belvidere
Summary: OSF HealthCare is a nonprofit integrated health system founded in 1877 and headquartered in Peoria, Illinois. It operates in multiple locations across the United States (including 21 offices in Illinois) and employs over 5,250 staff with annual revenue around $4.6 billion. OSF Medical Group provides primary care and other specialty services; it has roles and clinics listed under various care settings, including primary care, cancer institute, and other specialty programs. If you’re seeking OSF Medical Group – Primary Care in Belvidere, IL, this page confirms OSF HealthCare’s broader network and affiliated locations, but does not provide a specific Belvidere primary care clinic address. For precise Belvidere primary care availability, contact OSF HealthCare through their main site or OSF Medical Group directory to locate the Belvidere clinic or nearest OSF primary care office.
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