Meet The Team

Benjamin Fergus, DC, DNS

  • Graduate of National University of Health Sciences
  • Founder and Clinic Director of Cornerstone Health
  • Specializes in evaluation and treatment of chronic and complex presentations, biomechanics, and sports medicine.
  • Founder and Head Instructor of GRIP Approach (Global Rehabilitation & Injury Prevention)
  • International medical educator on examination, rehabilitation, manual therapy and sports performance.
  • First Illinois physician to be named a Certified Dynamic Neuromuscular Stabilization (DNS) Practitioner after completion of an intensive rotation at Motol Hospital in Prague, Czech Republic.
  • Sports medicine consultant to collegiate, professional, and Olympic teams

I founded Cornerstone Health to offer the highest quality healthcare to patients who have struggled with other options. I am dedicated to helping you achieve your health goals. 
–Dr. Benjamin Fergus

Samantha Szyska, DC

  • Graduate of Logan College of Chiropractic
  • Specializes in acute musculoskeletal pain, pregnancy and pediatric care, chiropractic care, and sports rehabilitation.
  • Certified in acupuncture and in Webster Technique. 

When we work together, we will look deeper to find the root causes of physical limitations and help you realize your true potential for healthy movement.”
–Dr. Samantha Szyska

Denny Wongosari, MS, ATC, LMT

  • Licensed athletic trainer
  • Bachelor of Science in Athletic Training from Indiana Wesleyan University
    Post-professional Master of Science in Athletic Training from Indiana State University
    Licensed massage therapist
  • Specializes in injury prevention, sports rehabilitation & performance, vestibulo-ocular rehabilitation, and soft-tissue therapy
  • Has provided comprehensive sports medicine services in various colleges ranging from NCAA division 1 to NAIA in Colorado, Indiana, Wisconsin and Illinois.

“I work as part of the rehabilitation team at Cornerstone Health and help patients graduate from initial care to strengthening and self-care. I develop fitness and injury prevention programs based on modern science to keep our patients healthy.”


Monday – 7AM–7PM
Tuesday – 7AM–7PM
Wednesday – 7AM–7PM
Thursday – 7AM–7PM
Friday – 7AM–3PM
Saturday – By Appt. Only
Sunday – Closed


500 Davis Center Suite 109
Evanston, IL 60201

Tel: 847-868-9609
Fax: (847) 990-7944

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