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Allergists in Texas

Data updated monthly · Last refresh October 2026

325 Allergy & Immunology providers practice in Texas, including 71 (22%) offering telehealth. The largest concentration is in Houston. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

325providers
71telehealth
Houstontop city

Allergy & Immunology by city in Texas

Choose a city to see providers there.

Allergy & Immunology in Houston41 providers
Allergy & Immunology in San Antonio29 providers
Allergy & Immunology in Austin28 providers
Allergy & Immunology in Dallas26 providers
Allergy & Immunology in Fort Worth11 providers
Allergy & Immunology in Sugar Land10 providers
Allergy & Immunology in Plano8 providers
Allergy & Immunology in Arlington8 providers
Allergy & Immunology in Flower Mound7 providers
Allergy & Immunology in Garland7 providers
Allergy & Immunology in Round Rock7 providers
Allergy & Immunology in Denton5 providers
Allergy & Immunology in Jbsa Lackland5 providers
Allergy & Immunology in Bellaire5 providers
Allergy & Immunology in Pearland5 providers
Allergy & Immunology in El Paso4 providers
Allergy & Immunology in Cypress4 providers
Allergy & Immunology in Temple4 providers
Allergy & Immunology in Katy4 providers
Allergy & Immunology in Cedar Park4 providers
Allergy & Immunology in The Woodlands4 providers
Allergy & Immunology in Waco4 providers
Allergy & Immunology in Corpus Christi4 providers
Allergy & Immunology in Lubbock3 providers

Allergy & Immunology providers in Texas

Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Niharika Marpu, M.D.
Round Rock, TX · $475 in drug and device payments (2025) · (512) 244-9024
Dr. Sumit Bose, M.D.
Round Rock, TX · $2,192 in drug and device payments (2025) · Telehealth · (512) 509-0200
Dr. Veena Rajashekhar, M.D.
Round Rock, TX · $630 in drug and device payments (2025) · (512) 248-8864
Dr. Indulekha Warrier, M.D.
Rowlett, TX · $254 in drug and device payments (2025) · (972) 412-4696
Dr. Christodoulos Christodoulou, M.D.
San Angelo, TX · $695 in drug and device payments (2025) · Telehealth · (325) 747-2480
Dr. Amanda Trott-gregorio, MD
San Antonio, TX · $3,618 in drug and device payments (2025) · (210) 888-1297
Dr. Ana Ortiz, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 614-7594
Dr. Araceli Elizalde, MD
San Antonio, TX · $18,550 in drug and device payments (2025) · Telehealth · (210) 704-4708
Dr. Chioma Udemgba, M.D.
San Antonio, TX · $52 in drug and device payments (2025) · Telehealth · (210) 644-2100
Dr. Christopher Calabria, MD
San Antonio, TX · $1,134 in drug and device payments (2025) · (210) 614-4405
Dr. Connie Vick, APRN, FNP-C
San Antonio, TX · $910 in drug and device payments (2025) · (210) 494-0690
Dr. Damian Chamberlain, MD
San Antonio, TX · $279 in drug and device payments (2025) · Telehealth · (210) 358-3108
Dr. Daniel Ramirez, M.D.
San Antonio, TX · $1,762 in drug and device payments (2025) · (210) 614-3923
Dr. Daniel Ramirez, M.D.
San Antonio, TX · $166 in drug and device payments (2025) · (210) 614-3923
Dr. Edward Brooks, M.D.
San Antonio, TX · $486 in drug and device payments (2025) · Telehealth · (210) 450-7337
Dr. Erika Gonzalez, MD
San Antonio, TX · $2,183 in drug and device payments (2025) · Telehealth · (210) 616-5385
Dr. Fiona Adame, DO
San Antonio, TX · $3,760 in drug and device payments (2025) · (210) 616-0882
Dr. Gordana Gligoric, MD
San Antonio, TX · $1,142 in drug and device payments (2025) · (210) 807-3889
Dr. John Dice, M.D.
San Antonio, TX · $4,071 in drug and device payments (2025) · (210) 616-5385
Dr. John Mastrovich, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 342-6200
Dr. Joseph Diaz, M.D.
San Antonio, TX · $185,756 in drug and device payments (2025) · (210) 616-0882
Dr. Juan Ariza, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 292-4277
Dr. Jurairat Molina, MD
San Antonio, TX · $2,462 in drug and device payments (2025) · Telehealth · (210) 494-0690
Dr. Kirk Waibel, M.D.
San Antonio, TX · $4,064 in drug and device payments (2025) · (210) 528-1980
Dr. Lisa Mcdonald, DNP, APRN, CPNP
San Antonio, TX · No drug or device payments recorded (2025) · (210) 899-6856
Dr. Lukena Karkhanis, M.D.
San Antonio, TX · $89,940 in drug and device payments (2025) · (210) 616-0882
Dr. Marie Loera, M.S.N., R.N., F.N.P.
San Antonio, TX · $4,092 in drug and device payments (2025) · (210) 616-0889
Dr. Mark Stahl, D.O.
San Antonio, TX · $6,788 in drug and device payments (2025) · (210) 490-2051
Dr. Michael Vaughn, M.D.PHD.
San Antonio, TX · $1,376 in drug and device payments (2025) · (210) 499-0033
Dr. Mika Cole, M.D,
San Antonio, TX · $1,493 in drug and device payments (2025) · (210) 930-4555
Dr. Prarthana Patel, MD
San Antonio, TX · $282 in drug and device payments (2025) · (210) 644-3700
Dr. Robert Jacobs, M.D.
San Antonio, TX · $355 in drug and device payments (2025) · (210) 614-3923
Dr. Robert Ramirez, M.D.
San Antonio, TX · $10,156 in drug and device payments (2025) · Telehealth · (210) 614-3923
Dr. Theodore Freeman, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 614-7594
Dr. Monica Johnson, D.O.
Schertz, TX · No drug or device payments recorded (2025) · (210) 654-0944
Dr. Alisha Diaz
Southlake, TX · $2,799 in drug and device payments (2025) · (817) 421-0770
Dr. Ernesto Ruiz-huidobro, MD
Southlake, TX · $2,986 in drug and device payments (2025) · (817) 421-0770
Dr. Hardik Patel, MD
Spring, TX · $1,090 in drug and device payments (2025) · (281) 453-1001
Dr. Pedro Avila, MD
Spring, TX · $935 in drug and device payments (2025) · (281) 453-1001
Dr. Bijalben Patel
Sugar Land, TX · $282 in drug and device payments (2025) · (346) 338-4435
Dr. David Amran, M.D.
Sugar Land, TX · $15,421 in drug and device payments (2025) · Telehealth · (281) 494-4600
Dr. John Kelley, MD
Sugar Land, TX · $7,512 in drug and device payments (2025) · (281) 242-0131
Dr. Lewis Brown, M.D.
Sugar Land, TX · No drug or device payments recorded (2025) · (281) 242-0131
Dr. L. Reed Shirley, MD
Sugar Land, TX · No drug or device payments recorded (2025) · (281) 242-0131
Dr. Meng Chen, MD
Sugar Land, TX · $20,130 in drug and device payments (2025) · (281) 242-0131
Dr. Mengwei Ni, MD
Sugar Land, TX · No drug or device payments recorded (2025) · (713) 442-9100
Dr. Nerissa D'silva, MD
Sugar Land, TX · $3,466 in drug and device payments (2025) · Telehealth · (281) 649-7200
Dr. Vasudha Mantravadi, MD
Sugar Land, TX · $1,078 in drug and device payments (2025) · (281) 649-7200
Dr. Vikas Kancherla, M.D.
Sugar Land, TX · $2,656 in drug and device payments (2025) · Telehealth · (281) 325-0258
Dr. John Dvoracek, M.D.
Temple, TX · No drug or device payments recorded (2025) · (254) 724-2111

Conditions Allergy & Immunology providers in Texas commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Allergy & Immunology providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Allergy & Immunology providers are in Texas?

There are 325 Allergy & Immunology providers with active NPI records practicing in Texas, according to federal NPPES data refreshed monthly.

Do Allergy & Immunology providers in Texas offer telehealth?

Yes. 71 of the 325 Allergy & Immunology providers in Texas (about 22%) report offering telehealth services in CMS data.

Which cities in Texas have the most Allergy & Immunology providers?

Houston (41), San Antonio (29), Austin (28) have the highest concentration of Allergy & Immunology providers in Texas.

How many Allergy & Immunology providers in Texas received drug or device company payments?

242 of 325 Allergy & Immunology providers in Texas (74%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Allergy & Immunology providers in Texas treat?

Allergy & Immunology providers commonly treat seasonal allergies, food allergies, asthma, eczema, chronic hives and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

Do most Allergists in Texas work in independent practices or large health systems?

Among 219 Allergists in Texas enrolled in Medicare, 57% bill through a solo or small practice with fewer than 10 clinicians, 23% through a mid-size group of 10 to 99, and 20% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Allergists in Texas work at?

According to CMS facility affiliation records, the Texas hospitals where the most Allergists hold privileges are Houston Methodist Hospital in Houston; University Health System in San Antonio; Baylor Scott & White Medical Center - Temple in Temple.

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Related

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Allergy & Immunology in Texas? Get featured.