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Allergy & Immunology Specialist
23 years of experience
Accepting new patients
Video profile
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Rene Leon is Excellent. Dr. Leon has been reviewed by 11 patients who have provided 1 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.5
Promptness 4.5
Courteous Staff 4.8
Accurate Diagnosis 4.0
Bedside Manner 4.5
Spends Time with Me 4.2
Follows Up After Visit 4.0

Specialties & Research

Dr. Rene Leon, MD is board certified in Allergy & Immunology.

  • He has special expertise in 4 areas:
  • Asthma
  • Hay Fever (Seasonal Allergic Rhinitis)
  • Hives (Urticaria)
  • Nasal Allergy (Rhinitis)

Education & Awards

Dr. Leon graduated from University of Guadalajara, Mexico, San Antonio. He has 6 awards.

Outstanding Teacher Award in Allergy & Immunology - May 3
Recipient of the 1994 Foundation for Fellows in Asthma Research Grant for
Outstanding Teacher Award in Allergy & I
Board of Directors Texas Allergy and Immunology Society - 1998-2000
Patients' Choice Award (2015)
On-Time Doctor Award (2015)


Dr. Leon has 3 hospital affiliations:

  • Baylor Regional Medical Center At Grapevine 
  • Las Colinas Medical Center 
  • North Hills Hospital 


  • Spanish
  • English

> > > > Dr. Rene Leon, MD

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Additional Information
Dr. Rene A Leon MD is a male Allergist & Immunologist, has 23 years of experience and practices in Allergy & Immunology.
Where does Dr. Rene A. Leon practice?
Dr. Rene Leon has 1 office location.
Dr. Rene Leon practices Allergy & Immunology near Southlake, TX.
See Southlake Allergists.