John Villacis, M.D., F.A.A.A.A.I.


  • Accepting New Patients
  • Accepts Medicare
  • Accepts New Medicare Patients
  • Speaks Spanish (Fluent)

Provider Credentials

John Villacis, M.D. is an allergy, asthma and immunology specialist who sees both adults and children for the evaluation and treatment of allergy associated disorders.  He is a history enthusiast with interests in running, soccer and traveling.

Specialty Focus

  • Food allergies (anaphylaxis and eosinophilic esophagitis)
  • Asthma in adults and children
  • Allergic rhinitis (Allergies, Hay Fever)
  • Sinusitis
  • Insect sting allergies
  • Hives (urticaria)
  • Evaluation for recurrent infections
  • Reactive Airway Disease
  • Chronic Cough

Medical Education


Texas Tech University School of Medicine, Lubbock, TX

Internship & Residency

Internal Medicine, The University of Texas Medical Branch, Galveston, TX


Allergy and Immunology, Tulane University Health Sciences Center, New Orleans, LA


  • American Board of Allergy and Immunology
  • Certified Anaphylaxis Community Expert by the Allergy & Asthma Network Mothers of Asthmatics (AANMA) and American College of Allergy, Asthma & Immunology (ACAAI)


Texas Medical Board


  • ADC Board of Directors, Vice Chairman
  • Section Chief , Allergy & Immunology
  • Association of Staff Physician Recruiters , Diplomate
  • Texas Medical Association Leadership College, Class of 2012
  • TMA Council of Practice Management, Member
  • Travis County Medical Society Alternate Delegate for the TMA
  • Recruitment and Retention Committee Member
  • Public Relations/Marketing Committee Member

Professional Affiliations

  • Fellow, American Academy of Allergy, Asthma, and Immunology (FAAAAI)
  • Texas Asthma, Allergy and Immunology Society (TAAAIS)
  • Travis County Medical Society
  • Texas Medical Association
  • Association of Staff Physician Recruiters