Texas allergy About Us - Texas Allergy & Breathing Centers
1611 N Belt Line Rd Suite C, Mesquite, TX 75149, United States


Texas Allergy and Breathing Centers, was founded in 2000 by Dr. Yousef Kayyas after seeing the growing need for allergy and asthma treatments. Our office is fully equipped with a full range of pulmonary function equipment, allergy tests and immunotherapy treatments.


WHY Choose us

Texas Allergy and Breathing Centers is your expert health care providers on all matters related to your pulmonary health. Through our convenient locations in Mesquite, Plano, and Rockwall, we are here to help patients with an array of services including:

  • Pulmonary evaluation and treatment
  • Full pulmonary function testing labs
  • Allergy testing and treatment
  • State-of-the-art four bed sleep lab
  • Sleep disorders testing, evaluation and treatment
  • DME, CPAP, BIPAP services and more.

Our Mission

So, Texas Allergy and Breathing Centers provides high quality care to patients affected by pulmonary disease, allergy symptoms, sleep related disorders, or life threatening critical illness. Texas allergy strive to be the area leader in our specialty, to be innovators of new treatments, and to serve in an educating role to others needing input from our expert physicians. So, we emphasize compassion, ethics and professionalism in our clinical and business practices.

Clinic hours

Monday :

8:00 AM – 5:00 PM


8:00 AM – 5:00 PM


8:00 AM – 5:00 PM

Saturday & Sunday:



    A New PatientAn Existing Patient

    Patient Faqs
    • Please bring your insurance card, identification card, and medications or a list of medications you are presently taking.
    • Yes, texas allergy can call and/or text to remind you of your appointment date and time.
    • So, if you prefer not to be contacted please advise our office. Please allow 24 hours for cancellations.
    • So, payment is expected at the time of service. MasterCard and Visa are accepted for your convenience. Please feel free to contact our billing office to ask any questions prior to your appointment.
    • Appointments are needed for allergy shots. We are open during regular office hours and closed during the lunch hour daily. Our last allergy injection is given 30 minutes prior to closing. Please give us a call to schedule your time.
    • Our physicians only order allergy testing after a complete consultation. So, the testing will then be scheduled after you and Dr. Kayyas discuss the best course of action for you.