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Doanh Nguyen, MD FAAAAI

Dr. Doanh Nguyen is a board-certified allergist and immunologist and a Diplomate of the American Board of Allergy & Immunology, the American Board of Internal Medicine, and the National Board of Physicians and Surgeons. 

 Dr. Nguyen earned his bachelor’s degree in Biochemistry and Biophysics from the University of Houston and his medical degree from the University of Texas Medical School at Houston. He completed his internal medicine residency at University Hospitals, Case Western Reserve University, followed by fellowship training in Allergy and Immunology at All Children’s Hospital/Johns Hopkins Medicine, University of South Florida. His fellowship research focused on subcutaneous immunoglobulin therapy for primary humoral immunodeficiency and atopic dermatitis, and he helped establish a standardized Atopic Dermatitis Clinic during his training. He has served as a Clinical Professor in the Department of Family and Community Medicine at Baylor College of Medicine since 2015. 

Dr. Nguyen’s current research, conducted through the Texas Allergy Group Clinical Research Unit and the Institute for Allergic Inflammation, focuses on systemic allergic inflammation, inflammatory load, biomarker stratification, and mechanisms of tolerance breaking. His investigations examine connections between chronic airway inflammation and remote epithelial dysfunction, proteinuria, thyroiditis, viral activation, and early autoimmunity. He is committed to developing biomarker-guided strategies to detect and mitigate systemic inflammation before organ-level complications occur. 

Dr. Nguyen also has extensive expertise in mast cell diseases, including Mast Cell Activation Syndrome (MCAS), chronic urticaria, angioedema, and complex mast-cell–driven inflammatory disorders. He provides comprehensive diagnostic evaluation and individualized treatment plans for patients with mast cell–related symptoms ranging from multisystem reactivity to chronic inflammatory manifestations. 

Dr. Nguyen cares for children and adults with asthma, allergic rhinitis, chronic sinusitis, chronic cough, hives, eczema, food allergies, drug and insect allergies, primary immunodeficiency, MCAS, and conditions driven by systemic allergic inflammation. He is particularly dedicated to improving quality of life for patients with severe eczema, asthma, chronic hives, mast cell disorders, and immune dysregulation.

Clinic Location

Clinical Expertise

    Allergic Inflammation and Systemic Allergic Inflammation
    Mast Cell Diseases and Mast Cell Activation Syndrome (MCAS)
    Chronic Spontaneous Urticaria and Formication
    Leaky Gut or Gut Inflammation and Pseudo-food Allergy
    Autoimmunity in Allergic Inflammation
    Allergy and Immunology
    Sinuses
    Asthma
    Eczema

Position and Appointment

  • Founder
    WikiAllergies, 2014
  • Founder
    Texas Allergy Group, 2014
  • Adjunct Clinical Faculty
    Department of Family and Community Medicine, Baylor College of Medicine, 2015 - current

Education

  • Undergrad/Graduate School
    University of Houston, 2000 - 2003
  • Medical School
    University of Texas Medical School at Houston, Houston, TX, 2003 - 2007
    Sante De Ecole Naval, Bordeaux, France, 1997-1998
    Centre Universite De Formation Des Sante Professionelles, HCMC, Vietnam, 1991-1997
  • Residency
    University Hospital, Cleveland, OH, Case Western Reserve University, 2007 - 2010
  • Fellowship
    All Children's Hospital, St. Petersburg, FL, University of South Florida, 2010 - 2012
  • Board Certification(s)
    American Board of Allergy Immunology, 2012
    American Board of Internal Medicine, 2010
    National Board of Physicians and Surgeons, 2022

Research Interests

    Systemic allergic inflammation
    Asthma and lower airway inflammation
    Urticaria and mast cell diseases
    Tolerance induction, breaking of tolerances and nascent autoimmunity

Selected Publication

List of recent publications »

Clinic

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