Atlanta Allergist – Dr. Thomas Chacko

Board Certified Pediatric and Adult Allergist/Immunologist

Outstanding Key Points

Dr. Chacko has multiple publications, including a review on the current asthma guidelines and a chapter on anaphylaxis in the operating room. He has also presented his research on allergy skin testing and immunotherapy at national meeting for the American Academy of Allergy, Asthma and Immunology and the American College of Allergy, Asthma and Immunology.

Contact Dr. Thomas Chacko Today at 404-256-7532.

Awards and Recognition

  • Selected for Cover of Atlanta Top Doctor Magazine
  • Rated One of America’s Top Doctor in Allergy/Immunology
  • Dr. Chacko elected president of the Georgia Allergy, Asthma Immunology Society. He was chosen by his fellow Allergists/Immunologists in the Atlanta/Georgia area.
  • Repeatedly named one of Atlanta’s Top Doctor by Atlanta magazine.
  • Named one of Atlanta’s top allergists by Jezebel magazine.


Areas of expertise
All areas of adult and pediatric allergy and immunology, including:

  • allergic rhinitis (hay fever)
  • sinusitis
  • asthma
  • chronic cough
  • allergen immunotherapy
  • skin testing
  • food allergy
  • hives
  • drug allergy
  • anaphylaxis
  • and generalized immune deficiencies. 


Outside medicine
Dr. Chacko is originally from New York City and has moved to the Atlanta area summer of 2007 along with his wife, who is a high school teacher. He enjoys playing with his 3 little children and watching most sports.

American Academy of Allergy, Asthma and Immunology, American College of Allergy, Asthma and Immunology

On 10 person National Academy of Allergy Asthma and Immunology Taskforce to write Practice Parameters in Allergy Immunotherapy for 2012 (invited honor to be asked to be part of this committee…only Allergist in Georgia invited)

Education and Training

Jefferson Medical College, Philadelphia PA

Internal Medicine Residency
New York University/ Bellevue Hospital

Internal Medicine/Pediatric Allergy and Immunology Training
University of South Florida, Tampa Florida. Scored top 1% nationwide on Allergy/Immunology In-Training Exam

Board Certified Pediatric and Adult Adult/Immunologist

Languages Spoken
Fluent In Spanish

Dr. Chacko and Dr. Sanjay Gupta on CNN

Dr. Chacko on National TV discussing peanut allergy and peanut desensitization

Dr.Chacko explaining exercise induced asthma on CNN

Meet Dr. Chacko

Dr. Chacko on Telemundo



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Atlanta Office | Cumming Office | Roswell/Alpharetta Office | Johns Creek Office | Duluth Office