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Clinic Type

Neurology

Address

Phone

(309) 671-3000

Email

bclark80@uic.edu

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

  • Comprehensive Epilepsy Clinic
  • Headache Clinic
  • Movement and Spasticity Clinics
  • Multiple Sclerosis Center
  • Neuro-ophthalmology and vertigo
  • Neuromuscular disorders clinic
  • Neuro-rehabilitation
  • Sleep disorders clinic

Insurance & Payment

Languages Spoken

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Birdeye (OSF Illinois Neurological Institute): 3.1 / 5 (108 reviews)
  • Healthgrades (Dr. Christopher Zallek): 3.2 / 5 (4 reviews)
  • Vitals (Dr. Jianming Dong): 2.7 / 5

Patients praise

  • Expertise in complex surgical procedures and seizure management
  • Professional and helpful support staff (in specific cases)
  • Positive outcomes reported by some long-term patients

Common complaints

  • Dismissive bedside manner and lack of empathy
  • Patients feeling unheard or having concerns disregarded
  • Long wait times and administrative issues
  • Issues with medication management and communication of diagnosis
  • Sudden office closures without patient notification (specific to one provider)

"Truthfully one of the worst experiences I've had. Completely disregarded the moment we walked through the door. The greeters/check in clerks didn't even notice I was there."

Birdeye Review of OSF Illinois Neurological Institute

"His offices closed unexpectedly, Feb. 2023! I found out he closed by a prescription getting denied. I never got a notice of his closure..."

WebMD Review of Dr. Gene Cheng

"Within 1 year Dr Ergene was able to find the right medication cocktail to allow me to finally say I am seizure free!"

Vitals Review of Dr. Erhan Ergene

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.

More neurology clinics in Pekin

Pekin, IL·Neurology

- The provided page focuses on Danville Polyclinic, a private hospital/healthcare provider within OSF HealthCare, with locations across the United States (Covington, IN; Danville, IL; and additional Danville, IL/Covington addresses). - Key details: annual revenue about $9.55M; 5 employees; services span clinical, nursing, pharmacy, and supportive/palliative care; part of OSF HealthCare with private ownership; main contact phone 1-217-446-6410; headquarters in Covington, IN. - Notable metrics: employer rating 5.0/5 from 2 reviews; salary examples for roles (e.g., Ob/Gyn ~$132.8k, CT Technologist ~$92.9k). - Locations listed: - 416 Union St, Covington, IN - 707 N Logan Ave, Danville, IL - 707 Logan Ave, Danville, IL (same street, different listing) - If you’re seeking “OSF Illinois Neurological Institute in Peoria” or OSF HealthCare Pekin specifically, this page does not provide details for the Illinois Neurological Institute or Pekin location. It instead outlines Danville Polyclinic and OSF HealthCare locations generally.

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Pekin, IL·Neurology

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