See All Allergists & Immunologists in San Antonio, TX
Dr. Joseph Diaz, MD

Dr. Joseph Diaz, MD

Age 63 Allergy M
(11) 11 reviews

Telehealth available

Accepting New Patients


Dr. Joseph Diaz, MD is a allergy specialist in San Antonio, TX. Dr. Diaz completed a residency at University South Fla. He currently practices at Allergy Asthma & Immunology and is affiliated with Baptist Medical Center. He accepts multiple insurance plans.


  • University South Fla, Internship Hospital
  • University South Fla, Fellowship Hospital — 1988
  • University South Fla, Residency Hospital — 1986
  • University Of Texas Medical Branch At Galveston, Medical School — 1983

Insurance Accepted

  • Aetna
  • Ambetter
  • American Republic
  • Anthem
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Texas
  • CareFirst Blue Cross Blue Shield
  • Cigna
  • Commercial Insurance Company
  • CoreSource
  • Coventry Health Care
  • Delta Health System
  • Humana
  • Mail Handlers Benefit Plan (MHBP)
  • Medicaid
  • MultiPlan
  • Pipefitters
  • Principal Life
  • UnitedHealthCare

* Please verify this information when scheduling an appointment.




  1. Allergy Asthma & Immunology

    1. 1
      Allergy Asthma & Immunology Associates of South Texas P.A.
      2414 Babcock Rd Ste 109, San Antonio, TX 78229 Existing Patients: (210) 616-0882

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A really great office visit, Dr Diaz listened to us and prescribed a treatment plan.
P. Kirlin in San Antonio , TX — May 27, 2018
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Dr. Joseph Diaz, MD
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Frequently Asked Questions

Dr. Diaz frequently treats Animal Allergies, Pollen Allergy, and Allergic Rhinitis.  

Find contact information here to make an appointment.

Hospital Affiliations

  • Baptist Medical Center