NPPES file of Aug 9, 2026

Allergy Physician in Texas

76 NPPES records list allergy physician with a practice address in Texas, 0.2 per 100,000 residents, the 22nd highest rate of 49. San Antonio and Dallas have the most; each record links to the provider's NPI and the Texas license search. Page 2 of 2.

CMS NPPES registry, loaded Aug 27, 2026; 2023 Census estimates · NUCC 207KA0200X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

San Antonio has the most, 11

  1. San Antonio11
  2. Dallas8
  3. Houston8
  4. Fort Worth4
  5. Austin3

Allergy Physician records in Texas

  1. Bernard Ng, M.B.B.S.Houston, TX 770301346264447
  2. Phung Nguyen, MDHouston, TX 770061326196734
  3. Joseph Perez, M.D.Sugar Land, TX 774781750390605
  4. Theresa Queng, M.D.,M.P.H.Bellaire, TX 774011538165022
  5. Puthalath Raghuprasad, M.D.Odessa, TX 797611073570032
  6. Roberto Rodriguez, M.D.San Antonio, TX 782291821069550
  7. Roger Rossen, MDHouston, TX 770301427072297
  8. Michael Ruff, MDDallas, TX 752311679532576
  9. Sunil Saraf, M.D.Pasadena, TX 775051376506295
  10. Donald Senter, M.D.Garland, TX 750421194718197
  11. Alireza Shakouri, MDSouthlake, TX 760921366652208
  12. Tommy Sim, M.D.Friendswood, TX 775461306872353
  13. Gary Smith, M.D.Corpus Christi, TX 784111699779652
  14. Michael Tyler, M.D.San Antonio, TX 782321053432351
  15. Jane Unzeitig, M.D.Laredo, TX 780411770587750
  16. Swapnil Vaidya, MD, PHDFort Worth, TX 762441457575615
  17. Julius Van Bavel, M.D.Austin, TX 787311396718516
  18. Adrianne Vaughn, M.D.San Antonio, TX 782581649263740
  19. Jose Venzor, M.D.El Paso, TX 799361447254784
  20. Bernardo Villacis, M.D.Fort Sam Houston, TX 782341336230374
  21. John Villacis, MDAustin, TX 787581437115888
  22. Eliseo Villalobos, MDSan Antonio, TX 782491760479935
  23. Carlos Vital, M.D.Houston, TX 770041871588541
  24. Rubina Wahid, MDSugar Land, TX 774781992707756
  25. Alissa Welsh, MDWebster, TX 775981831509116
  26. Ningxi Zhu, M.D.Corpus Christi, TX 784121487948121

Source: CMS NPPES, primary taxonomy 207KA0200X: records by practice city and the list of records, loaded Aug 27, 2026.

Texas ranks 22 of 49 per resident

  1. Pennsylvania0.3
  2. Montana0.3
  3. North Dakota0.3
  4. Texas0.2
  5. Oregon0.2
  6. Utah0.2
  7. 50 states and D.C.0.3

Source: CMS NPPES, primary taxonomy 207KA0200X by practice state, loaded Aug 27, 2026; records per 100,000 residents, 2023 Census estimates.

What the count covers

76 NPPES records list allergy physician (207KA0200X) as their primary taxonomy with a practice address in Texas: 0.2 per 100,000 residents against 0.3 nationally (50 states and D.C.). San Antonio has 11 of them (14%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Florida66
  2. Illinois56
  3. New York109
  4. New Jersey42

States with a similar rate per 100,000

  1. Oregon0.2
  2. Washington0.2
  3. South Carolina0.2
  4. Kentucky0.2

The largest states

  1. California157
  2. New York109
  3. Florida66
  4. Illinois56
  5. New Jersey42

Source: CMS National Plan and Provider Enumeration System (NPPES), file loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.