Gregg Santilli, M.D.

Specializing in adult and pediatric allergy, asthma and respiratory illness, Dr. Gregg Santilli has been in practice since 1994. His extensive experience in treating allergy to foods, drugs and stinging insects enables Dr. Santilli to provide expert level diagnoses. Aerobiology, allergic fungal sinusitis and aspirin-triggered respiratory disease are just some of Dr. Santilli’s additional areas of specialized training

“I find the practice of Allergy highly rewarding as we continue to provide successful treatment options to cure bothersome seasonal and persistent allergies, recurrent sinus infections and even asthma in some cases. I truly enjoy caring for both children and adults as I follow allergic families throughout their lives. There is no greater satisfaction than making a vast improvement in the quality of a patient’s life who has suffered from dangerous food or insect allergies. Ground breaking new treatments continue to emerge in our field and I look forward to introducing highly effective therapies to patients as we remain on the cutting edge of our specialty.”


The Ohio State University
Columbus, Ohio

Medical School

The Ohio State University College of Medicine
Columbus, Ohio
1985 – 1989


University of Cincinnati College of Medicine
Department of Internal Medicine
Cincinnati, Ohio


University of Cincinnati College of Medicine
Division of Immunology, Section of Allergy
Cincinnati, Ohio
1992 – 1994


Board Certified by the American Board of Allergy and Immunology in both Adult and Pediatric Allergy, Asthma and Immunology

5 offices to choose from

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6100 Windcom Court, Suite 101
Plano, Texas 75093

Phone: 972-398-3500

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7785 Eldorado Pkwy, Suite 500
McKinney, TX 75070

Phone: 972-542-0500

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1101 Raintree Circle, Suite 140
Allen, Texas 75013

Phone: 469-656-1057

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12950 Dallas Parkway, Suite 700
Frisco, Texas 75033

Phone: 972-569-8500

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5012 South US HWY 75, Suite 150
Denison, TX 75020

Phone: 903-463-8400

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