Barnett Allergy & Asthma Center
Allergy & Immunology • Flower Mound, TX
About
Barnett Allergy Asthma Center in Flower Mound, Texas offers allergy testing, asthma care, immunotherapy, and oral immunotherapy (OIT) for children and adults. Led by board-certified allergist Dr. Sherry Barnett, the clinic provides personalized allergy and immune condition management to families in Flower Mound and surrounding Denton County communities.
Clinic Type
Allergy & Immunology
Address
3121 Cross Timbers Road, Suite 100, Flower Mound, TX 75028
Phone
+1 940-503-4447
barnettallergytx@gmail.com
Opening Hours
Office Hours: Monday/Thursday 8:00am - 5:30pm; Tuesday 10:00am - 6:30pm; Wednesday 7:30am - 12:30pm; Allergy Shot Hours: 8:00am - 5:00pm (varies by day)
Telehealth
Available
Services Offered
Team
Insurance & Payment
—
Languages Spoken
FAQs
What are the office hours?
Office hours: 8:00am - 5:30pm.
When is allergy shot availability?
Allergy Shot Hours: 8:00am - 5:00pm, 10:00am - 6:00pm, 7:30am - 12:30pm, 8:00am - 5:00pm.
What is the address for mailing or visits?
3121 Cross Timbers Road, Suite 100 Flower Mound, TX 75028.
How can I contact the office by phone or email?
Phone: 940-503-4447; Email: barnettallergytx@gmail.com.
Where can I access the patient portal?
Patient Portal: https://18493.portal.athenahealth.com
Awards & Accreditations
What Patients Say
Overall sentiment across review platforms: positive
- Healthgrades: 4.0 out of 5 stars (based on 3 reviews) (3 reviews)
- Healthline/FindCare: 5.0 out of 5 stars (based on 2 reviews) (2 reviews)
- Yahoo Local: 5.0 out of 5 stars (based on 4 reviews) (4 reviews)
- Facebook: 100% recommend (based on 11 reviews) (11 reviews)
Patients praise
- Kind and compassionate bedside manner
- Thorough, knowledgeable, and efficient care
- Excellent diagnostician and listener
- Friendly and helpful medical staff
- Highly recommended by local families and school nurses
Common complaints
- Some patients feel the doctor may be less interested in exploring root causes for complex or non-straightforward cases.
"Dr. Barnett is a kind and compassionate doctor who listens, gives great counsel, and never rushes us out. The medical staff is AMAZING and caring."
— LocalityBiz review"She seems great for straightforward cases but she didn’t seem interested in helping me figure out the root cause of my symptoms."
— Healthgrades review"Dr. Sherry Barnett is a wealth of expertise and knowledge on the subject of allergies. She is by far the best allergist I've ever been to."
— Yahoo Local reviewSynthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].
In the News
- Safe2Bite offers allergy testing, treatments in Frisco | Community Impact — Feb 24, 2026
- We’re excited to introduce our New Provider: Haylee “Rebecca” Hauser, MPAS, PA-C | North Texas Allergy and Asthma Associates — Feb 2, 2026
- Louise H. Bethea, MD, an Allergist and Immunologist with Allergy Asthma and Immunology Care Center | Pro News Report — Dec 6, 2025
Information sourced from the clinic's website as of July 11, 2026.
Comparing your options?
See other allergy & immunology clinics in Flower Mound, or search the full directory by insurance, ratings, and more.