About
D. earned his medical degree from Georgetown University in 1980 and completed his Internal Medicine residency at Penn State University in 1983. He holds board certification in Internal Medicine and serves as an Assistant Professor of Clinical Medicine at Northwestern University's Feinberg School of Medicine. Dr. Dillon focuses on general internal medicine with particular emphasis on preventive care. His clinical work spans cardiovascular disease, hypertension, high cholesterol, diabetes, asthma, allergies, cancer screening, and osteoporosis. He sees patients on a personal contractual basis for a yearly fee and does not participate in Medicare or commercial insurance.
Education & Training
Medical School
Georgetown University (1980)
Residency
Internal Medicine, Penn State University (1983)
Additional Training
Assistant Professor of Clinical Medicine, Feinberg School of Medicine
Certifications
Conditions Treated
Who is Dr. Dillon right for?
Dr. Dillon is well suited for adults managing cardiovascular risk factors such as hypertension, high cholesterol, or diabetes. Patients with asthma, allergies, or osteoporosis also fit his clinical focus. His preventive approach appeals to adults who want proactive screening and long-term chronic disease management.
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Frequently Asked Questions
Dr. Dillon treats a broad range of adult conditions. His clinical focus includes cardiovascular disease, hypertension, high cholesterol, diabetes, asthma, allergies, osteoporosis, and cancer screening. He practices general internal medicine with a strong preventive orientation.
Dr. Dillon earned his medical degree from Georgetown University in 1980. He completed his Internal Medicine residency at Penn State University in 1983. He holds board certification in Internal Medicine.
Yes. Dr. Dillon serves as an Assistant Professor of Clinical Medicine at Northwestern University's Feinberg School of Medicine.
Dr. Dillon does not participate in Medicare or commercial insurance. He sees patients on a personal contractual basis for a yearly fee.
Dr. Dillon emphasizes prevention as a core part of internal medicine. He focuses on personalized screening, proactive management of chronic conditions, and lifestyle guidance to help patients maintain long-term health.
Contact the office at 312-470-8990 for current availability. Each physician at Suite 118 manages their own patient panel independently.
Doctor profile last updated August 19, 2026