NPPES file of Aug 9, 2026

Internal Medicine Physician in Texas

9,175 NPPES records list internal medicine physician with a practice address in Texas, 30 per 100,000 residents, the 42nd highest rate of 51. Houston and Dallas have the most; each record links to the provider's NPI and the Texas license search. Page 184 of 184.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207R00000X · method

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

Houston has the most, 1,488

  1. Houston1,488
  2. Dallas956
  3. San Antonio657
  4. Austin606
  5. Fort Worth388

Internal Medicine Physician records in Texas

  1. Zhihao Zhu, MDHouston, TX 770301376171942
  2. Oleg ZhukovskiyDallas, TX 752161700991304
  3. Mark Ziats, MD, PHDFort Worth, TX 761041356790091
  4. Jennifer Ziedonis, MDAustin, TX 787051467476770
  5. Kathryn Ziegler, MDSpring, TX 773891114111408
  6. Sarika Ziemann, DOHouston, TX 770301487282885
  7. Kent Zieser, DOMcKinney, TX 750691881791978
  8. Nathan ZimanHouston, TX 770301477015790
  9. Jennifer Zimmer, M.D.Plano, TX 750931619083029
  10. Jeremy Zimmerman, MDHouston, TX 770301689429797
  11. Stanley Zimmerman, M.D.Houston, TX 770541588675870
  12. Shireen Zindani, M.DHouston, TX 770301679878953
  13. Michael Zionts, MDHouston, TX 770251194811380
  14. Remy Zockazock, M.D.Katy, TX 774501215381900
  15. Maryum Zohair, MBBSHouston, TX 770701437311636
  16. Fatema Zohra, M.D.Amarillo, TX 791061710220173
  17. Anthony Zollo, MDLufkin, TX 759041366464844
  18. Jeffrey Zsohar, MDDallas, TX 752461063494839
  19. Stella Zu, MDSan Antonio, TX 782341790774909
  20. Babar Zuberi, M.D.Dallas, TX 752511275532640
  21. Diana Zulueta, M.D.Desoto, TX 751151013104876
  22. Jorge Zuniga, MDHouston, TX 770981235355330
  23. Oscar Zuniga, M.D.Victoria, TX 779011861794497
  24. Adonis Zuniga Goldwater, MDLaredo, TX 780411952328866
  25. Deborah Zygmunt, M.D.Victoria, TX 779011467407510

Source: CMS NPPES, primary taxonomy 207R00000X: records by practice city and the list of records, file of Aug 9, 2026.

Texas ranks 42 of 51 per resident

  1. Mississippi33
  2. North Dakota31
  3. Indiana31
  4. Texas30
  5. Montana29
  6. Oklahoma28
  7. 50 states and D.C.44

Source: CMS NPPES, primary taxonomy 207R00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

82.0% of these records appear in a Medicare file, against 78.7% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. Texas82.0%
  2. United States78.7%

Internal Medicine Physician records in Texas, measured

  • In a Medicare file7,523 of 9,175 · 82.0% here, 78.7% nationally
  • In the CMS Doctors and Clinicians file6,090 · 66.4% here, 61.4% nationally
  • Not updated in five years or more4,540 · 49.5% here, 55.4% nationally
  • Median graduation year2004 · the 6,088 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207R00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

9,175 NPPES records list internal medicine physician (207R00000X) as their primary taxonomy with a practice address in Texas: 30 per 100,000 residents against 44 nationally (50 states and D.C.). Houston has 1,488 of them (16%).

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. Florida10,151
  2. Pennsylvania7,300
  3. Illinois7,238
  4. Massachusetts6,825

States with a similar rate per 100,000

  1. Indiana30.7
  2. North Dakota31.3
  3. Montana28.6
  4. Oklahoma27.5

The largest states

  1. California17,696
  2. New York12,067
  3. Florida10,151
  4. Pennsylvania7,300
  5. Illinois7,238

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 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 9, 2026.