Dr. Alexander Tosiou, MD
SaveGastroenterology ·
Male ·
51 y/o
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.
Northwestern Medical Group
800 N Westmoreland Rd Ste 102
Lake Forest, IL 60045Insurance Accepted
- Aetna
- Blue Cross Blue Shield
- Cigna
- First Health (Coventry Health Care)
- HFN
- Humana
- MultiPlan
- UnitedHealthCare
Learn about Dr. Tosiou
Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.
Top Care Areas
See how frequently Dr. Tosiou performs your care needs compared to other doctors.
Diarrhea
very high
more than 99% of peers
Abdominal Disorders
very high
more than 99% of peers
Gastrointestinal Diseases
very high
more than 99% of peers
Dr. Tosiou's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.
Care Philosophy
This content was provided by Dr. Tosiou ""Better people means better experiences. Our care team is committed to delivering results that change lives." "
2 Specialties
- Gastroenterology
- Internal Medicine
2 Board Certifications
- GastroenterologyAccredited by: American Board of Internal Medicine*
- Internal MedicineAccredited by: American Board of Internal Medicine*
72 Conditions Treated
- 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
- Cholelithiasis
- Cirrhosis
- Colitis
- Colorectal Cancer
- Constipation
- Crohn's Disease
- Dehydration
- Diaphragmatic and-or Hiatal Hernia
- Diarrhea
- Diverticulitis, Intestinal
- Diverticulosis, Intestinal
- Duodenal Ulcer
- Duodenitis
- Dysentery
- Dysphagia
- Enteritis
- Esophageal Achalasia and Cardiospasm
- Esophageal Diseases
- Esophageal Diverticulum
- Esophageal Ulcer
- Esophageal Varices
- Esophagitis
- Gas-Bloat Syndrome
- Gastric Ulcer
- Gastritis
- Gastroesophageal Reflux Disease (GERD)
- Gastrointestinal Bleeding
- Gastrointestinal Diseases
- Gastrointestinal Malabsorption
- Gastroparesis
- Heartburn
- Hemochromatosis
- Hemorrhoids
- Hernia
- Ileus
- Indigestion
- Inflammatory Bowel Disease
- Intestinal Ischemia
- Intestinal Obstruction
- Irritable Bowel Syndrome
- 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
- Reflux Esophagitis
- Small Intestine Cancer
- Stomach and Small Intestine Cancer
- Stomach Diseases
- Ulcer
- Ulcerative Colitis
- Unexplained Weight Loss
- Vomiting Disorders
Less
8 Procedures
- Colonoscopy
- Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
- Endoscopy
- Endoscopy (Esophagus, Stomach, Small Intestine)
- Flexible Sigmoidoscopy
- Gastroenterology Procedures
- Liver Biopsy
- Pyloromyotomy
Background Check
0 Malpractice Claims
No malpractice history found for Illinois.
0 Sanctions
No sanctions history found for the years that Healthgrades collects data.
0 Board Actions
No board actions found for the years that Healthgrades collects data.
Education
- Loyola UniversityUndergraduate School | Graduated 1989
- Loyola University Of Chicago/Stritch School Of MedicineMedical School | Graduated 1993
- Evanston Northwestern HealthcareInternship Hospital | Completed 1994
- McGaw Medical Center Of Northwestern UniversityResidency Hospital | Completed 1996
- Advocate Lutheran General HospitalFellowship Hospital | Completed 1999
- Northwestern University Feinberg School Of MedicineFellowship Hospital | Completed
Awards & Recognition
Awards & Honors
- 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
Media & Publications
Dr. Tosiou has no media or publications listed.
Languages Spoken
- English
Memberships & Professional Affiliations
Dr. Tosiou does not have any memberships or affiliations listed. If you are Dr. Tosiou and would like to add memberships or affiliations, please update your profile.
Dr. Tosiou's Reviews
Likelihood of recommending Dr. Tosiou to family and friends
11 total reviews (4 have comments)
Are you Dr. Tosiou?
Make it easy for patients to share their feedback. Also manage your personalized profile!
Visit Dr. Tosiou
Now Accepting New Patients
Dr. Tosiou accepts 8 insurance carriers
- AetnaAetna POSAetna PPO
- Blue Cross Blue ShieldBlue Cross Blue Shield PPO
- CignaCigna PPOGreat West Healthcare-Cigna PPO
- First Health (Coventry Health Care)First Health (Coventry Health Care) PPO
- HFNHFN PPO
- HumanaChoice Care PPO
- MultiPlanMultiPlan PPOPHCS Network PPO
- UnitedHealthCareUnited Healthcare HMOUnited Healthcare POSUnited Healthcare PPO
Less
*Please verify this information when scheduling an appointment.
Patient Comments (4)