Summary

Dr. Thomas Diaz specializes in family medicine and brings nearly five decades of medical experience to patient care. They completed medical school at The University of Texas School of Medicine at San Antonio and went on to complete residency training at the University of Kansas School of Medicine. With 48 years of dedicated practice, Dr. Diaz has built extensive expertise in comprehensive family healthcare.

Dr. Diaz practices at Memorial Hermann Katy Hospital and serves patients in Katy, Texas. They focus on treating various allergic conditions including allergic rhinitis and other allergic reactions. Dr. Diaz offers specialized treatments such as allergen immunotherapy and sublingual immunotherapy to help patients manage their allergies effectively. Patients have given Dr. Diaz an average rating of 3.1 stars on Vitals.

AI-generated from data on this provider profile.

Quick Facts

  • 3.1
  • 48 years of experience
  • 12 insurance plans accepted
  • University Of Kansas School Of Medicine
  • 10 written reviews
  • 1 specialty
  • 6 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location

Office Location

Thomas Guerra Diaz Md

1331 W Grand Pkwy N Ste 345Katy, TX 77493

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Dr. Thomas Guerra Diaz, MDDr. Jessica Orta, MDDr. Motaz Ibrahim, MDDr. Sam Askandar, MD
Family MedicineFamily MedicineFamily MedicineFamily Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
3.1 
48 Years of Experience 10 Years of Experience 17 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Spanish, English Speaks English, Arabic Speaks Arabic, English
Katy , TXSugar Land , TXRichmond , TXKaty , TX
Med School: The University Of Texas School Of Medicine At San Antonio Med School: Alexandria University Med School: Ain Shams University
Current Profile
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Insurance Plans Accepted by Dr. Thomas Guerra Diaz

  • Aetna
  • AmeriGroup
  • Blue Cross Blue Shield of Texas
  • CHAMPVA
  • Cigna-HealthSpring
  • Humana
  • Medicare
  • Medicare - Medicare
  • Memorial Hermann
  • United Behavioral Health
  • UnitedHealthcare
  • Wellcare

Medical Specialties

Dr. Thomas Guerra Diaz has the following specialty

Specialty Expertise

Dr. Thomas Guerra Diaz has the following 6 areas of expertise

  • Check-up
  • Contraception
  • Family Planning
  • Immunization
  • Influenza
  • Weight Loss

Certifications, License, & Education

48 Years Experience

EDUCATION & TRAINING

Residency

University Of Kansas School Of Medicine

Medical School

The University Of Texas School Of Medicine At San AntonioGraduated in 1978

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Frequently Asked Questions

Does Dr. Thomas Diaz accept virtual/telehealth appointments?
Dr. Thomas Diaz has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Is Dr. Thomas Diaz accepting new patients?
Dr. Thomas Diaz has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Thomas Diaz?
You can find contact information for Dr. Thomas Diaz here on Vitals.
Does Dr. Thomas Diaz accept my insurance?
You can see the insurance plans that Dr. Thomas Diaz accepts on their Vitals profile.
Which hospitals is Dr. Thomas Diaz affiliated with?
Dr. Thomas Diaz is affiliated with Memorial Hermann Katy Hospital.

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