Dr. John Villacis MD, FAAAAI

  • Allergy and Immunology Round Rock, TX

Patient Reviews

Reviews reflect patients' level of satisfaction with the care they received from this provider. Dr. John Villacis xhas an overall rating of 5.0.


Dr. John Villacis, MD, FAAAAI is a Doctor primarily located in Round Rock, TX, with other offices in Austin, TX and Austin, TX. He has 14 years of experience. His specialties include Allergy and Immunology. Dr. Villacis is affiliated with Seton Medical Center Williamson, Seton Shoal Creek Hospital and Daughters of Charity Seton Highland Lake. He speaks English.


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Specialties & Expertise

Dr. John Villacis has the following 10 areas of expertise, 1 specialty and 1 board certification.

Allergy and Immunology

An allergy & immunology specialist is a physician who is specially trained in matters pertaining to chronic and acute allergies, as well as deficiencies of the immune system. The doctor will determine whether an allergy, which attacks our immune system, is present. They'll also determine the cause, whether it be environmental triggers like trees and pollen, food-borne like peanuts and dairy, the venom of insects like bees, or a medication like penicillin.
In addition to determining the allergen causing an immunological response in a patient, the specialist will treat the symptoms caused by the reaction.


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Board Certification

See the board certifications this doctor has received. Board certifications provide confidence that this doctor meets the nationally recognized standards for education, knowledge and experience.

Locations & Directions

1499 E Old Settlers Blvd
Round Rock, TX 78664

5701 W Slaughter Ln
Austin, TX 78749

12221 N MO Pac Expy
Austin, TX 78758

Nearby Doctors

Dr. John Villacis, MD, FAAAAI is similar to these 3 Doctors near Round Rock, TX.