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Allergy & Immunology (Internal Medicine) in Texas

Data updated monthly · Last refresh August 2026

49 Allergy & Immunology (Internal Medicine) providers practice in Texas, including 15 (31%) offering telehealth. The largest concentration is in Houston. Profiles include Medicare quality scores where available.

49providers
15telehealth
Houstontop city

Allergy & Immunology (Internal Medicine) providers by city in Texas

Houston18 providers
Dallas5 providers
Galveston3 providers
San Antonio3 providers
Austin3 providers
Dickinson2 providers
Lubbock2 providers
Round Rock1 providers

Highest rated Allergy & Immunology (Internal Medicine) providers in Texas

Dr. Ekta Perera, MD
Houston, TX · Quality score 100/100 · Telehealth · (713) 500-6876
Dr. James Tarbox, MD
Lubbock, TX · Quality score 100/100 · (806) 743-3150
Dr. Sadhana Balasubramanyam, MD
Houston, TX · Quality score 99/100 · Telehealth · (713) 441-4447
Dr. Sanjiv Sur, MD
Houston, TX · Quality score 91/100 · Telehealth · (713) 873-8890
Dr. Sana Hasan, M.D.
Houston, TX · Quality score 84/100 · (713) 500-6525
Dr. Sebastian Ochoa Gonzalez, M.D.
Houston, TX · Quality score 80/100 · (832) 822-2096
Dr. Jennifer Mccracken, MD
Galveston, TX · Quality score 75/100 · (409) 772-3410
Dr. Julia Tripple, M.D.
Galveston, TX · Quality score 75/100 · (409) 772-3410
Dr. John Grant, MD
Galveston, TX · Quality score 75/100 · (409) 772-2436
Dr. Christian Wysocki, M.D., PH.D.
Dallas, TX · Quality score 75/100 · Telehealth · (214) 645-2800
Dr. David Khan, MD
Dallas, TX · Quality score 75/100 · Telehealth · (214) 645-8600
Dr. Rebecca Gruchalla, MD PHD
Dallas, TX · Quality score 75/100 · Telehealth · (214) 645-2866
Dr. Susan Andrew, MD
Dickinson, TX · Quality score 71/100 · Telehealth · (281) 910-1982
Dr. James Haden, M.D.
Fort Worth, TX · Quality score 17/100 · (817) 336-8855
Dr. Alfred Johnson, D.O.
Richardson, TX · Quality score 9/100 · Telehealth · (972) 479-0400
Dr. Adrian Casillas, MD
El Paso, TX · (915) 320-3854
Dr. Michael Volz, M.D.
Austin, TX · (832) 824-1000
Dr. Saffana Hassan, M.D.
Houston, TX · (713) 869-4405
Dr. James Quinn, M.D.
Fort Sam Houston, TX · (210) 539-9582
Dr. Mary Ann Miranda, MD
Harker Heights, TX · (254) 435-4995

Common questions

How many Allergy & Immunology (Internal Medicine) providers are in Texas?

There are 49 Allergy & Immunology (Internal Medicine) providers with active NPI records practicing in Texas, according to federal NPPES data refreshed monthly.

Do Allergy & Immunology (Internal Medicine) providers in Texas offer telehealth?

Yes. 15 of the 49 Allergy & Immunology (Internal Medicine) providers in Texas (about 31%) report offering telehealth services in CMS data.

Which cities in Texas have the most Allergy & Immunology (Internal Medicine) providers?

Houston (18), Dallas (5), Galveston (3) have the highest concentration of Allergy & Immunology (Internal Medicine) providers in Texas.

Where does this data come from?

Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files, including MIPS quality scores where available. The directory refreshes monthly.

Related reading on HealthcareDiscovery.AI

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Related

Sources: NPPES (CMS), Doctors and Clinicians national files, MIPS. Updated monthly. This directory is informational and not medical advice. Are you a Allergy & Immunology (Internal Medicine) in Texas? Get featured.