

Oncology
Ramji Rajendran, MD
Medical Director, Department of Radiation Oncology and Illinois Gamma Knife Center
Dr. Ramji Rajendran, MD, PhD, is a radiation oncologist specializing in advanced radiation therapies for a broad spectrum of cancers, including prostate cancer, brain cancer, breast cancer, lung cancer, testicular cancer, bladder cancer, head and neck cancer, and gynecologic malignancies. He serves adult and geriatric patient populations, with practices in the Chicago area, including Elk Grove Village, Hoffman Estates, and Geneva, IL. As Medical Director of the Department of Radiation Oncology a
21+
Years in Practice
Credentials
Board Certifications
- Radiation Oncology (American Board of Radiology)
Education & Training
- Medical School: University of Illinois at Urbana-Champaign (MD, PhD in Cell Biology)
- Residency: Hospital of the University of Pennsylvania (Radiation Oncology)
- Internship: Penn Presbyterian Medical Center
- Undergraduate: University of Virginia
Peer Recognition
- Castle Connolly — Top Doctor
2023-2026 (4 years)
2023-2024 (2 years)
- Healthgrades — Healthgrades Honor Roll
Clinical Focus
Subspecialties
Conditions & Treatments
Practice Details
Hospital Affiliations
- Ascension Alexian Brothers
- St. Alexius Medical Center, Hoffman Estates, IL
- Ascension Alexian Brothers Medical Center
- AdventHealth
- Radiation Oncology Consultants
Languages
English, Tamil
Experience
21+ years in practice