1611 N Belt Line Rd Suite C, Mesquite, TX 75149, United States

OUR services
Full Service Pulmonary Clinic

Full Pulmonary Function Testing Lab and Treatment Oxygen

X-Rays to diagnosis Pulmonary diseases such as Edema  

Critical Care Services 

Full Service Allergy Clinic
Allergy Testing: Testing includes Pollen, Hay fever, Food, Pet Dander, etc.

Allergy Treatment:
Allergy Shots / Immunotherapy / Intradermal
Allergy induced asthma diagnoses and treatment
Why Choose Us
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. Our dedicated staff excels at providing you and your family with excellent and personalized health care. Our goal is to emphasize the importance of education, proper medication use, and creating the healthiest environment for you and your family.

1  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. 

2  We 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. 

3  We emphasize compassion, ethics and professionalism in our clinical and business practices.

What others Say

Iveth Hernandez
Iveth Hernandez

First time visit and everyone from front desk to Nursing staff was extremely nice and had a wonderful visit .

Karin Gililland

I was treated with respect and patience. The team of nurses and staff got me taken care of in a timely manner and rushed getting charts read so I could meet a deadline surgery. Thank you again for all you do, you are greatly appreciated.

Demitria Hopkins

The doctor & nurses here are the best ever. I get my allergy shot done here every month and they are very professional. I just love Diana who sits at the front desk she is always helpful and courteous to me. Even with the restrictions because of Convid-19 they are always thinking about the patients.

Tammy C

Friendly and courteous staff! From the front desk to the injections to the testing to the NP – very competent and caring! I have been a patient here for five plus years and have NEVER had an issue! Can’t recommend Texas Allergy and Breathing Centers – Mesquite enough!

before your visit


Please download the following questionnaire and fill it depending on your Language

and If you are a new patient please download the following form below
Patient Faqs
  • Please bring your insurance card, identification card, and medications or a list of medications you are presently taking.
  • Yes, we can call and/or text to remind you of your appointment date and time.
  • If you prefer not to be contacted please advise our office. Please allow 24 hours for cancellations.
  • 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. The testing will then be scheduled after you and Dr. Kayyas discuss the best course of action for you.
Clinic hours


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