Dr. Alexander Tosiou, MD
Dr. Alexander Tosiou, MD is a gastroenterologist in Grayslake, IL and has over 30 years of experience in the medical field. Dr. Tosiou has extensive experience in Esophageal Disorders. He graduated from Loyola University Chicago Stritch School of Medicine in 1993. He is affiliated with Northwestern Medicine Lake Forest Hospital. He is accepting new patients.
Practice
1475 E Belvidere Rd Ste 301 Grayslake, IL 60030Make an Appointment
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Dr. Tosiou is a Healthgrades Choice provider in Gastroenterology
The Healthgrades Choice designation helps you understand the most important factors to consider when choosing a healthcare professional. This designation is earned based on four set standards.
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- Above average experience
- Good hospital quality
- Good patient ratings
- No healthcare sanctions
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Dr. Tosiou's Reviews
Likelihood to recommend Dr. Tosiou
3.8
| 5 Star | 67% | 67% |
| 4 Star | 6% | 6% |
| 3 Star | 0% | 0% |
| 2 Star | 0% | 0% |
| 1 Star | 28% | 28% |
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How was your experience with Dr. Tosiou?Overall Patient Satisfaction
Likelihood of recommending Dr. Tosiou to family and friends is 3.8333333 out of 5
About Me
care philosophy
``Better people means better experiences. Our care team is committed to delivering results that change lives.``Gastroenterology
Internal Medicine
*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Advocate Lutheran General Hospital|northwestern University Feinberg School Of Medicine
Fellowship Hospital, 1999Evanston Northwestern Healthcare|mcgaw Medical Center Of Northwestern University
Residency Hospital, 1996Evanston Northwestern Healthcare
Internship Hospital, 1994Loyola University Chicago Stritch School Of Medicine
Medical School, 1993
Healthgrades receives board action history for physicians and physician assistants. The information displayed here is sourced from independent information providers, such as state board websites, and may not be the most up-to-date information. Healthgrades makes no representations with respect to the accuracy of any information provided here and assumes no responsibility or liability for such information.
Learn more about medical license public record checkDr. Tosiou is a Healthgrades Choice provider in Gastroenterology
Maurice M. Nesset Research Award, 1999
Alpha Epsilon Delta Pre-Medical Honor Society, 1989
Alpha Sigma Nu National Jesuit Honor Award, 1994
Janssen Fellow World Congress of Gastro Scholarship, 1998
Focus on IBD
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Affiliated Hospitals
- Recipient of 13
hospital awardsAmerica's 250 Best Hospitals Award™ (2025, 2024, 2023)
Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications
View all awardsPatient Safety Excellence Award™ (2025, 2024)
Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications
View all patient feedbackHow patients felt about the care they received at this hospital.
88%Patients said they were given information about recovering at home4% higher than the national average
80%Patients said that doctors always listened to them and explained things well4% higher than the national average
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