Dr. Alexander Tosiou, MD

Dr. Alexander Tosiou, MD

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Gastroenterology  ·  
Male  ·  
51 y/o
(12)

Accepting new patients

Dr. Alexander Tosiou, MD is a gastroenterology specialist in Lake Forest, IL and has been practicing for 19 years. He specializes in gastroenterology and internal medicine.
NEW PATIENTS
(847) 260-7897
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Northwestern Medical Group

800 N Westmoreland Rd Ste 102

Lake Forest, IL 60045
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New Patients
(847) 260-7897
Existing Patients
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Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield
  • Cigna
  • First Health (Coventry Health Care)
  • HFN
  • Humana
  • MultiPlan
  • UnitedHealthCare

Background Check

No malpractice claims found for Illinois
No disciplinary actions found for the years we collect data
No board actions found for the years we collect data
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Experience Check

Check Dr. Tosiou's experience treating your condition or procedure

Dr. Tosiou's Top Procedures and Conditions

Treatment Frequency
Gastroesophageal Reflux Disease (GERD)
very high
very high

Treatment Frequency

Dr. Tosiou treats Gastroesophageal Reflux Disease (GERD) more than 100% of his peers

Dr. Tosiou treats this condition more than 100% of his peers

Hemorrhoids
very high
very high

Treatment Frequency

Dr. Tosiou treats Hemorrhoids more than 100% of his peers

Dr. Tosiou treats this condition more than 100% of his peers

Learn more about Hemorrhoids
Stomach Diseases
very high
very high

Treatment Frequency

Dr. Tosiou treats Stomach Diseases more than 100% of his peers

Dr. Tosiou treats this condition more than 100% of his peers

Learn more about experience ratings

Dr. Tosiou's conditions and procedures:

Abdominal Disorders
Abdominal Pain
Abscess
Anal or Rectal Pain
Anal Prolapse
Anemia
Autoimmune Diseases
Barrett's Esophagus
Benign Neoplasm of the Digestive System
Benign Tumor
Blood Disorders
Cancer
Celiac Disease
Cholecystitis and Gallstones
Cirrhosis
Colitis
Colonoscopy
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Colorectal Cancer
Constipation
Crohn's Disease
Dehydration
Diaphragmatic and-or Hiatal Hernia
Diarrhea
Diverticulitis, Intestinal
Diverticulosis, Intestinal
Duodenal Ulcer
Duodenitis
Dysentery
Dysphagia
Endoscopy
Endoscopy (Esophagus, Stomach, Small Intestine)
Enteritis
Esophageal Achalasia and Cardiospasm
Esophageal Diseases
Esophageal Diverticulum
Esophageal Ulcer
Esophageal Varices
Esophagitis
Flexible Sigmoidoscopy
Gas-Bloat Syndrome
Gastric Ulcer
Gastritis
Gastroenterology Procedures
Gastroesophageal Reflux Disease (GERD)
Gastrointestinal Bleeding
Gastrointestinal Diseases
Gastrointestinal Malabsorption
Gastroparesis
Heartburn
Hemochromatosis
Hemorrhoids
Hernia
Ileus
Indigestion
Inflammatory Bowel Disease
Intestinal Obstruction
Irritable Bowel Syndrome
Liver Biopsy
Liver Damage from Alcohol
Malnutrition
Mesenteric Panniculitis
Nausea
Neoplasm of Gastrointestinal Tract
Non-Alcoholic Fatty Liver Disease
Noninfectious Gastroenteritis and Colitis
Pancreatitis
Peptic Ulcer
Pyloric Stenosis
Pyloromyotomy
Reflux Esophagitis
Small Intestine Cancer
Stomach and Small Intestine Cancer
Stomach Diseases
Ulcer
Ulcerative Colitis
Unexplained Weight Loss
Vomiting Disorders

About Me

Care Philosophy

"Better people means better experiences. Our care team is committed to delivering results that change lives." 

Specialties

  • Gastroenterology
  • Internal Medicine

Board Certifications

  • Gastroenterology
  • Internal Medicine
Learn why a board certification matters

Education

  • Northwestern University Feinberg School of Medicine
    Fellowship Hospital
  • 1999
    Advocate Lutheran General Hospital
    Fellowship Hospital
    1999
  • 1996
    McGaw Medical Center of Northwestern University
    Residency Hospital
    1996
  • 1994
    Evanston Northwestern Healthcare
    Internship Hospital
    1994
  • 1993
    Loyola University Of Chicago/Stritch School Of Medicine
    Medical School
    1993
  • 1989
    Loyola University
    Undergraduate School
    1989

Awards

  • Healthgrades Honor Roll
  • Alpha Sigma Nu National Jesuit Honor Award, 1994
  • Alpha Epsilon Delta Pre-Medical Honor Society, 1989
  • Janssen Fellow World Congress of Gastro Scholarship, 1998
  • Maurice M. Nesset Research Award, 1999
Learn more about recognized doctors

Dr. Tosiou's Reviews

Likelihood to recommend Dr. Tosiou

4.0

Based on 12 reviews

5 Stars
75%
(9)
4 Stars
0%
(0)
3 Stars
0%
(0)
2 Stars
0%
(0)
1 Star
25%
(3)

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Dr. Tosiou?
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Average Wait Time
  • Under 10 minutes
Dr. Tosiou's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness
What People Say About Dr. Alexander Tosiou, MD
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Seemed like a nice person, BUT... Went in for a routine colonoscopy, was bruised internally during the procedure, & ended up in the hospital 2 days later w/ severe abdominal pain. Now paying off my $5K worth of co-insurance for my day's stay at the hospital (which is where his office directed me). ...Read More
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He's straight forward and direct. That may put some people off, but I'd rather know what I'm dealing with and how easily fixed.
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Dr. Tosseou has horrible communication skills with patient and patients family. He never called once when test results came back; leaving me to interpret them myself from the online report. Also, he should not talk about patient when just receiving anesthsia and still fully awake. Dr. Tosseou...Read More
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Very thorough before starting treating me for Hep C. During treatment, monitored me very closely, actually saw him every two weeks during treatment. Due to his care, been Hep C free for over 10 years.
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Great he is very pleasant. Takes time for all the issues. He was very respectful of my nursing background and not condescending discussed med history. Had good discussion about RX, procedures and prognosis r/t to my complicated list of problems I appreciated his honest approach without any sugar...Read More
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Locations

Insurance accepted

Accepted insurance can change. Please double-check when making an appointment.

Aetna
Aetna POS
Aetna PPO
Blue Cross Blue Shield
Blue Cross Blue Shield PPO
Cigna
Cigna PPO
Great West Healthcare-Cigna PPO
First Health (Coventry Health Care)
First Health (Coventry Health Care) PPO
HFN
HFN PPO
Humana
Choice Care PPO
MultiPlan
MultiPlan PPO
PHCS Network PPO
UnitedHealthCare
United Healthcare HMO
United Healthcare POS
United Healthcare PPO

Affiliated Hospitals

Check the quality of care at hospitals where Dr. Tosiou treats patients.

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