Attention GCI Patients — Effective October 6, 2025, the GCI Oak Lawn location will be closed. All patients of GCI Oak Lawn will be seen at our Chicago Ridge location at 10604 Southwest Highway, Suite 109, Chicago Ridge, IL 60415.

Physicians

Corey Foster, MD, MS

Radiation Oncology

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Locations

Mokena - Medical & Radiation Oncology

19060 Everett Blvd
Mokena, IL 60448

708-478-4302

Oak Lawn - Radiation Oncology

4440 West 95th Street
Oak Lawn, IL 60453

708-684-5475

Medical School

University of Michigan Medical School

Internship

Christiana Care Health System

Residency

The University of Chicago Medicine

Board Certification

Radiation Oncology

Hospital Affiliations

  • Advocate Christ Medical Center
  • Advocate South Suburban Hospital
  • Advocate Trinity Hospital
  • Franciscan Health Olympia Fields
  • Saint Joseph Medical Center
  • Northwestern Medicine Palos Hospital

Honors & Awards

  • DeSales University Presidential Full-Tuition Scholarship
  • DeSales University Faith and Reason Honors Program
  • DeSales University Academic Excellence Award in Biology
  • Charles and Phyllis Lowe Merit Scholarship
  • Alpha Omega Alpha National Medical Honor Society
  • Fellow, University of Chicago Summer Program in Outcomes Research Training
  • Chicago Radiological Society Steven Pinsky, MD Resident Research Award in Radiation Oncology
  • Chief Resident, University of Chicago Medical Center
  • Radiological Society of North America (RSNA) Roentgen Resident/Fellow Research Award

Special Interests

Vegan cuisine, horseback riding, Michigan athletics, reading, drawing

What Satisfied Patients Are Saying