Dr. Jiun Yoon, MD

Dr. Jiun Yoon, MD


23 Years of Experience

Accepting patients


    Jiun Yoon, MD started his own solo allergy practice, Ashburn Allergy, PLLC, after eleven years of government service and six years in a group private practice. He served nine years on active duty service with the United States Army. Prior to joining a group private practice, he practiced at the Fort Belvoir Community Hospital and also contributed to the education of future allergists at the Walter Reed National Military Medical Center Allergy and Immunology training program. During his distinguished nine year Army career he also served as a Brigade Surgeon in the 2nd Infantry Division, staff internist with the 8th Army based in Seoul, South Korea, and Chief of the Allergy and Immunology Service at Dwight D. Eisenhower Army Medical Center in Augusta, Georgia; including a deployment in support of Iraqi Freedom with the 10th Combat Support Hospital. Prior to his commission in the US Army, he completed his undergraduate training at the University of Michigan in Ann Arbor and earned is Doctor of Medicine from the Drexel University College of Medicine in Philadelphia. He completed his internship and residency in Internal Medicine at Tripler Army Medical Center in Honolulu, HI and fellowship training in Allergy and Immunology at the Walter Reed Army Medical Center. He is board certified in Allergy/Immunology. Dr. Yoon's professional career includes appointments on several committees appointed by the American Academy of Allergy Asthma and Immunology (AAAAI) and the American College of Allergy Asthma and Immunology(ACAAI). He has also been elected as a Fellow of both the AAAAI and the ACAAI, as well as the American College of Physicians. His special interests in the field of allergy and immunology include: allergic and non-allergic rhinitis, food allergies, and venom allergies. His approach to patient care incorporates many aspects of core Army values including: integrity, duty, honor, and respect to provide top-notch compassionate and effective care for all ages.

    Castle Connolly Top Doctor

    Castle Connolly Top Doctors are doctor-nominated and selected by a physician-led research team.

    Medical Specialties and Areas of Expertise


    Education & Training

    Walter Reed Army Medical Center (Fellowship)

    Tripler Army Medical Center (Residency)

    Board Certifications

    American Board of Allergy and Immunology since 2008



    Medical Conditions Treated

    conditions treated by an Allergist-Immunologist, like Dr. Jiun Yoon, may include:

    Please contact Dr. Yoon's office for more information or to schedule a consultation.

    Medical Procedures Performed

    procedures performed by an Allergist-Immunologist, like Dr. Jiun Yoon, may include:

    For detailed information, please contact Dr. Yoon's office.


    Top Insurances

    • Aetna

    • Cigna

    • Medicare

    • UnitedHealthcare

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    Ashburn Allergy, PLLC

    20955 Professional Plz

    Ste. 300

    Ashburn, VA 20147

    (571) 246-6323

    Get Directions | View Website

    Allergy & Asthma Care Centers

    44160 Scholar Plaza

    Suite 390

    Leesburg, VA 20176

    (800) 287-2829

    Get Directions | View Website

    Allergy & Asthma Care Centers

    8644 Sudley Road

    Suite 118

    Manassas, VA 20110

    (800) 287-2829

    Get Directions | View Website

    Frequently Asked Questions

    Is Dr. Jiun Yoon accepting new patients?

    Yes, Dr. Jiun Yoon is accepting new patients at this time.

    Does Dr. Jiun Yoon offer online booking?

    Please contact Dr. Yoon's office at (571) 246-6323 for information about online booking, telehealth, or to schedule an appointment.

    Does Dr. Jiun Yoon offer telehealth appointments?

    Please contact Dr. Yoon's office at (571) 246-6323 for information telehealth appointment availability or for scheduling assistance.

    Which language(s) does Dr. Jiun Yoon speak?

    Dr. Jiun Yoon speaks English and Korean.

    Which board certifications does Dr. Jiun Yoon have?

    Dr. Jiun Yoon is certified by the American Board of Allergy and Immunology.

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