Southwest Allergy & Asthma Center



6100 Windcom Court,
Suite 101
Plano, Texas 75093

Serving: Plano, Frisco, Allen, McKinney, Carrollton, Richardson, Lewisville, Garland, Dallas, The Colony, Addison, Coppell, Little Elm, Celina, Prosper, Sachse, Murphy, Wylie, Rockwall, Lucas and Rowlett

(972) 398 - 3500Telephone:
(972) 398 - 3512FAX:

In the Texoma Medical Plaza adjacent to the new Texoma Medical Center
5012 South US HWY 75,
Suite 150
Denison, Texas 75020

Serving: Denison, Sherman, Bonham, Gainesville, Pottsboro, Van Alstyne, McKinney, Prosper, Durant (OK) and Madill (OK)

(903) 463 - 8400Telephone:
(903) 463 - 8500FAX:

7785 Eldorado Pkwy,
Suite 500
McKinney, Texas 75070

Serving: McKinney, Frisco, Allen, Celina, Prosper, Sachse, Murphy, Wylie, Rockwall, Lucas and Rowlett

(972) 542 - 0500Telephone:
(972) 398 - 3512FAX:

In Twin Creeks Medical Center Two
1101 Raintree Cir,
Suite 140
Allen, Texas 75013

Serving: McKinney, Frisco, Allen, Celina, Prosper, Sachse, Murphy, Wylie, Rockwall, Lucas and Rowlett

(469) 656 - 1057Telephone:
(972) 398 - 3512FAX:

12950 Dallas Pkwy,
Suite 700
Frisco, Texas 75033

Serving: McKinney, Frisco, Allen, Celina, Prosper, Sachse, Murphy, Wylie, Rockwall, Lucas and Rowlett

(972) 569 - 8500Telephone:
(972) 398 - 3512FAX:

Green Going Green to help you breathe easier!
Boy in Sand

What Others Say About Us

  • quote1Dr. Van Wagoner is very welcoming and helpful. He is a blessing; very kind and happy to answer various questions. He is genuinely concerned with caring for the health of individual patients.quote2
  • quote1Amazing staff every time we are here! They are efficient, courteous, and make my family feel welcomed and comfortable.quote2
  • quote1SWAAC has changed my life. Allergy shots mean I can now go outdoors like a normal person. The staff has been amazing and I carry SWAAC cards with me to share with students and colleagues suffering from allergies and asthma.quote2
  • quote1I always have a wonderful experience here. SWAAC has made a huge improvement in my allergies and my daily quality of life!quote2
  • quote1Thank you, SWAAC! Your whole team did such an amazing job with peanut oral desensitization therapy...You feel like family to us now! Thank you for all your care and expertise.quote2
    -Lily's Family
  • quote1I'm very thankful to have had a great place to heal me. You guys are THE BEST. Dr. V thank you for inspiring me to become a doctor! quote2
  • quote1I just wanted to thank you so much for taking the time to talk with me about my son's allergies and the surgery he was about to have. The info you gave me was extremely helpful. I was able to talk knowledgeably with the anesthesiologist...I greatly appreciate you taking time out of your day to give me the knowledge I needed to send him into surgery confidently.quote2
  • quote1We want to thank you for the time you spent with our boys & your staff. We have been to over 20 different physicians and we feel lucky to have found you. We feel that our boys are under the right care for their allergies & we can not thank you enough!!!quote2
    -Leigh Ann
  • quote1The reason that one goes to the doctor is to get well. John, you did this with spades for me. Your kindness, care and concern for me was amazing. But what is equal is the fact that EVERY person in your office cared just as much as you did. I will tell my world about you practice. You guys are amazing.quote2
  • quote1Thank you so much for the wonderful care you have given our daughter! She is much healthier and we are so blessed to have the good fortune to have you care for her...quote2
  • quote1The world is a healthier and happier place because of you...quote2
  • quote1Thank you all for the compassionate care and bright smiling faces...quote2
  • quote1He listens, he shows empathy towards me, he tells me how he is going to treat my condition and get me feeling better...quote2
  • quote1He made me feel so confident that my condition would get better ...He is a doctor that shows much concern for me as a person and not just a patient...quote2
  • quote1My son has only been there a couple of times but I've already seen some improvement and Dr. Van Wagoner is determined to find the source of the cause of your child's problems. He is very thorough and my son feels comfortable with him...quote2
  • quote1We are thankful for your willingness to be a group in the healthcare industry who ACTUALLY CARES about the people they are treating. You have gone above and beyond what we believe most would do...quote2
  • Regarding our In-House CT Scanner:
  • quote1The process was so much easier than a traditional CT...I was in and out of the procedure room in about 15 minutes...quote2