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Dr. Alexander Tosiou, MD

Dr. Alexander Tosiou, MD

Lake Forest, IL

26 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Tosiou, Gastroenterologist in Lake Forest, IL?

    Dr. Alexander Tosiou, MD is a Gastroenterologist, who primarily practices in Lake Forest, IL with 2 additional practice locations. He has been practicing for over 26 years and is board certified. Dr. Tosiou graduated from Loyola University Chicago Stritch School of Medicine and completed his residency at Advocate Lutheran General Hospital Program. Dr. Tosiou is fluent in English and Spanish, and is currently seeing new patients. Dr. Tosiou’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Tosiou’s office at (847) 295-1300.

    Where did Dr. Tosiou go to medical school and complete their residency?

    • Residency: Advocate Lutheran General Hospital Program

    • Medical School: Loyola University Chicago Stritch School of Medicine

    What languages does Dr. Tosiou speak?

    Dr. Tosiou and their clinical team can communicate with patients in the following languages:

    • English

    • Spanish

    What conditions does Dr. Tosiou treat?

    As a Gastroenterologist, Dr. Tosiou diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Tosiou. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.

    Also known as:

    • Colon Cancer Screening
    • Health Screening
    • Colorectal Cancer Screening (PDQ®)
    • Screening Tests to Detect Colorectal Cancer and Polyps
    • Tests to Detect Colorectal Cancer and Polyps
    • Colorectal Cancer Screening
    • Colonoscopy Screening
    • Bowel Cancer Screening

    ICD-10 Codes:

    • Z1211: Encounter for screening for malignant neoplasm of colon

    Also known as:

    • Other Specific Abnormal Blood Chemistry Results
    • Blood
    • Specified Blood Chemistry Imbalance
    • Unusual Blood Chemistry Findings
    • Specific Blood Panel Abnormalities

    ICD-10 Codes:

    • R7989: Other specified abnormal findings of blood chemistry

    Also known as:

    • High Blood Pressure
    • Hypertension
    • Primary Hypertension
    • Essential Hypertension

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Does Dr. Tosiou accept my insurance?

    Dr. Tosiou accepts most major insurance plans. Important: Please call our office at (847) 295-1300 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Tosiou accept in Lake Forest, IL?

    Dr. Tosiou in Lake Forest, IL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Centene

    • CVS Health (formerly Aetna)

    • Humana

    • Medicare

    • State of Illinois

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    Where is Dr. Tosiou's office located?

    Dr. Alexander Tosiou's Primary Practice

    660 N Westmoreland Rd # 302

    Lake Forest, IL 60045

    (847) 295-1300

    Get Directions

    Dr. Alexander Tosiou's Practice 2

    251 E Huron St

    Chicago, IL 60611

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    Dr. Alexander Tosiou's Practice 3

    1475 E Belvidere Rd

    Grayslake, IL 60030

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    What is Dr. Tosiou's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Tosiou's National Provider Identifier (NPI) number is 1184602732.

    What common questions do patients ask about Dr. Tosiou?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Tosiou

    What is Dr. Alexander Tosiou's specialty?

    Dr. Tosiou is a Gastroenterologist near Lake Forest, IL. An internist focused on diagnosing and treating disorders of the digestive system, encompassing the stomach, intestines, liver, and gallbladder. This specialist manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice, and performs intricate diagnostic and therapeutic procedures using endoscopes to examine internal organs. Contact Dr. Tosiou to book an appointment today.

    Is this Dr. Alexander Tosiou affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Tosiou is affiliated with Endeavor Health Evanston Hospital which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    Where can I learn more about Gastroenterologist?

    Explore Gastroenterologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is Alexander Tosiou accepting new patients in Lake Forest, IL?

    Yes, Dr. Alexander Tosiou is accepting new patients at this time.

    Does Dr. Alexander Tosiou offer online booking?

    Please contact Dr. Tosiou's office at (847) 295-1300 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Alexander Tosiou?

    Please contact Dr. Tosiou's office at (847) 295-1300 for information regarding telehealth appointment availability or for scheduling assistance.

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