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 115 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. Leslie Nelson, MDDesoto, TX 751151700826088
  2. Mark Nelson, M.D.Dallas, TX 752161790932432
  3. Melissa Nelson, M.D.Dallas, TX 752461497109649
  4. Victor Nelson, M.D.Galveston, TX 775551437358710
  5. Anjali Nemawarkar, MDAustin, TX 787581093779555
  6. Alberto Nenninger Leon, MDEdinburg, TX 785391750809968
  7. Ivan Nepustil, MDLuling, TX 786481407879463
  8. Shawna Nesbitt, MD MSDallas, TX 753901578662292
  9. Lutfor Nessa, MD, MPHOdessa, TX 797631053060616
  10. Paul Neubach, M.D.Dallas, TX 752311316950454
  11. Brian Neubauer, M.D.Fort Sam Houston, TX 782341326259359
  12. Christopher Nevins, MDHouston, TX 770051376520841
  13. Dawn Nevle, M.D.Spring, TX 773791366537243
  14. Alexander Newell, MDFort Worth, TX 761041215686985
  15. Kenny Newgene, MDDallas, TX 752061376861906
  16. Jason Newman, M.D.Dallas, TX 753901528173507
  17. Kristen NewmanTemple, TX 765081194222828
  18. Lonzetta Newman, M.D.Houston, TX 770301295821239
  19. Megan Newman, M.D.Temple, TX 765081407173909
  20. Lesley Newton, M.D.Houston, TX 770541316137326
  21. Kuroush Nezafati, MDDallas, TX 752031427548973
  22. Mehran Nezhad, M.D.Victoria, TX 779011881658334
  23. Federico Ng, MDSan Antonio, TX 782301528061488
  24. Yvonne Ng, MDPlano, TX 750751104575786
  25. Evariste NgankeuGrand Prairie, TX 750541700063294
  26. Irene Ngantcha, MDMexia, TX 766671184806549
  27. Minh Nghi, MDFort Worth, TX 761041831146406
  28. Rose Ngishu, MDBenbrook, TX 761261063809531
  29. Diem NgoDallas, TX 752461134758733
  30. Hoan Ngo, M.D.Cypress, TX 774331932171436
  31. Jessica Ngo, M.D.Dallas, TX 752311346652617
  32. Khiem Ngo, MDSan Antonio, TX 782581841920444
  33. Lylla Ngo, MDAmarillo, TX 791061366754673
  34. Adrian Nguyen, MDPlano, TX 750931578698080
  35. Alexander Nguyen, MDHouston, TX 770901528001930
  36. Anh Nguyen, M.D.Houston, TX 770271114961679
  37. Anh Thu Nguyen, DOGalveston, TX 775551407648132
  38. Bao Ngoc Nguyen, MDSan Antonio, TX 782291124555792
  39. Bich Nguyen, M.D.Texas City, TX 775911093709834
  40. Brian Nguyen, MDDallas, TX 752081902393366
  41. Chanh Nguyen, MDConroe, TX 773041932366135
  42. Charles Nguyen, D.O.Houston, TX 770541679704084
  43. Chau Nguyen, DOGeorgetown, TX 786261396197661
  44. Christian Nguyen, DOFort Worth, TX 761041013659036
  45. Christian Nguyen, MDSan Antonio, TX 782291629573274
  46. Christine Nguyen, M.D.Galveston, TX 775551437686276
  47. Christopher Nguyen, DODallas, TX 752281134681778
  48. Danh NguyenDallas, TX 753901679159347
  49. Daniel Nguyen, MDKyle, TX 786401871531061
  50. Darwin Nguyen, DOHouston, TX 770361356044895

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.