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Dr. Zachary Johnston, MD

Dr. Zachary Johnston, MD

Gastroenterology*

Dr. Zachary Johnston, MD is a gastroenterologist in North Chicago, IL. He is affiliated with Inova Alexandria Hospital.

Practice

3001 Green Bay Rd North Chicago, IL 60064

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About Me

biography

Dr. Zachary Johnston, MD is a gastroenterologist in North Chicago, IL. He is affiliated with Inova Alexandria Hospital.
  • 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.

American Board of Medical Specialties®
American Board of Internal Medicine®
Gastroenterology
Internal Medicine
For detailed information about any of the below board actions, please search for the provider's records on the linked state licensing board or the Federation of State Medical Boards. To learn more about the difference between these sources, please refer to our FAQs.
Healthgrades has not received any data indicating a board action exists for this provider.

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Locations

Practice

Federal Health Care Center3001 Green Bay Rd North Chicago, IL 60064
1

Practice

Office4650 Taylor Rd Bethesda, MD 20889
2
Office4494 Rockville Pike Bethesda, MD 20889
3
Wrnmmcb8901 Wisconsin Ave Bethesda, MD 20889
4

Affiliated Hospitals

  • Inova Alexandria Hospital

    4320 Seminary Rd
    Alexandria, VA 22304
    Recipient of 33
    hospital awards

    America's 100 Best Hospitals Award™ (2025, 2024)

    Superior clinical outcomes in colorectal surgeries, gallbladder removal, upper gastrointestinal surgery, and treating bowel obstruction, gastrointestinal bleeds, and pancreatitis

    America's 250 Best Hospitals Award™ (2025, 2024, 2023)

    Superior clinical outcomes in colorectal surgeries, gallbladder removal, upper gastrointestinal surgery, and treating bowel obstruction, gastrointestinal bleeds, and pancreatitis

    View all awards

    How patients felt about the care they received at this hospital.

    82%
    Patients said they were given information about recovering at home

    2% lower than the national average

    74%
    Patients said that doctors always listened to them and explained things well

    2% lower than the national average

    View all patient feedback
Learn more about how Healthgrades measures Hospital Quality