Yesim Y. Demirdag, MD

Board Certifications: 
Clinical Cytogenetics and Genomics, Allergy and Immunology, Pediatric Allergy and Immunology, Pediatrics
Accepting New Patients
Treats Children
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Dr. Yesim Demirdag is an assistant professor of pediatrics in the Division of Pediatric Allergy and Immunology, College of Physicians and Surgeons of Columbia University. Dr. Demirdag was born and educated in Turkey. She graduated with honors from the Akdeniz University School of Medicine in Antalya, Turkey, and completed her training in allergy and immunology at Louisiana State University. Dr. Demirdag's clinical research focuses on primary immunodeficiencies in children and adults with recurrent ear and sinus infections, growth factors in patients with primary and secondary immunodeficiencies, and genetics of allergic disorders. Her clinical practice focuses on immunodeficiencies in children and adults, as well as food allergies, eczema, drug allergies, allergic rhinitis, and asthma.

Areas of Expertise / Conditions Treated

  • Adult Allergy and Immunology
  • Allergic Rhinitis
  • Asthma
  • Drug Allergy
  • Eczema
  • Food Allergy
  • Immunodeficiency
  • Pediatric Allergy and Immunology

Academic Appointments

  • Assistant Professor of Pediatrics at CUMC

Hospital Affiliations

  • NewYork-Presbyterian / Columbia University Irving Medical Center
  • NewYork-Presbyterian Morgan Stanley Children's Hospital


  • Turkish


  • Female

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51 West 51st Street
New York, NY 10019

Credentials & Experience

Education & Training

  • 1990 Ankara Medical School
  • Residency: Louisiana State Univ Medical Center

Board Certifications

  • Clinical Cytogenetics and Genomics
  • Allergy and Immunology
  • Pediatric Allergy and Immunology
  • Pediatrics

Honors & Awards

  • Bravo Award, Press Ganey top three percentile provider award, 2012
  • USIDNet (US Immunodeficiency Network) short-term training award, 2008


Research Interests

  • Drug Allergy
  • Eczema
  • Food Allergy
  • Primary immunodeficiencies

Selected Publications

Should newborns be screened for immunodeficiency?: lessons learned from infants with recurrent otitis media.
Yilmaz-Demirdag Y., Curr Allergy Asthma Rep. 2011 Dec;11(6):491-8. doi: 10.1007/s11882-011-0221-8. Review.
Does heredity determine the allergy manifestation or the sensitisation to a specific allergen?
Yilmaz-Demirdag Y, Prather B, Bahna SL., Allergol Immunopathol (Madr). 2010 Mar-Apr;38(2):56-9. doi: 10.1016/j.aller.2009.07.003. Epub 2009 Oct 22.
Interleukin-2 treatment for persistent cryptococcal meningitis in a child with idiopathic CD4(+) T lymphocytopenia. Yilmaz-Demirdag Y, Wilson B, Lowery-Nordberg M, Bocchini JA Jr, Bahna SL, Allergy Asthma Proc. 2008 Jul-Aug;29(4):421-4. doi: 10.2500/aap.2008.29.3143. Erratum in: Allergy Asthma Proc. 2008 Nov-Dec;29(6):675.