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 113 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. Pratik Naik, M.D.El Paso, TX 799201023371903
  2. Satish Naik, MDPearland, TX 775841659467835
  3. Aung Naing, MDHouston, TX 770301104837590
  4. Bindu Nair, M DLewisville, TX 750561316038722
  5. Krishnan Nair, MDDallas, TX 752311578518684
  6. Rohit NairArlington, TX 760151932801511
  7. Uma Nair, M.D.San Antonio, TX 782091962475962
  8. Vijayachandran Nair, M.D.Cypress, TX 774331316996820
  9. Vinay Nair, MDGarland, TX 750411356468623
  10. Maria NajamHarlingen, TX 785501457975393
  11. Carolina Najera, MDAustin, TX 787121013764893
  12. Maria Najera, M.D.San Antonio, TX 782561568722429
  13. Jose Najera-Flores, M.D.Waco, TX 767121346488368
  14. Jennifer Nakamura, M.D.Austin, TX 787051306112735
  15. Michael Nakazawa, M.D., PH.DHouston, TX 770301265963474
  16. Nasser Nakissa, MDSan Antonio, TX 782071689774010
  17. Vasu Nalajala, MDBedford, TX 760221326096900
  18. Roopa Nalam, M.D., PH.DHouston, TX 770301851686349
  19. Geetha Nallamothu, M.D.San Antonio, TX 782161144496019
  20. Prasada Nalluri, M.D.Port Arthur, TX 776421982600227
  21. Anil Nalubotula, MDFort Worth, TX 761041922236660
  22. Preethi Nambi, MBBS, MDHouston, TX 770741265687974
  23. Sona Nambiar, M.DDallas, TX 753821083892434
  24. Surya Namboodiri, MDAustin, TX 787121215872528
  25. Swati Namburi, M.D.Plano, TX 750931659486447
  26. Sujitha Nandimandalam, M.D.Tyler, TX 757011114334752
  27. Vijayalakshmi Nandimandalam, MDBonham, TX 754181922075464
  28. Vidya Nandipati, M.D.Dallas, TX 752511013925288
  29. Srijna Nandivada, MDDallas, TX 753901992117113
  30. Gayathri Nanja, M.D.Austin, TX 787011275893505
  31. Aamer Naofal, MDHouston, TX 770301447997119
  32. All-E Naqvi, M.D.Big Spring, TX 797201982795902
  33. Humera Naqvi, MDKaty, TX 774941215247358
  34. Umesha Naragalu Boregowda, MDCedar Park, TX 786411881977619
  35. Reshma Narain, MDDallas, TX 752351245816628
  36. Harcharan Narang, M.D.Cypress, TX 774291144212978
  37. Anand Narayanan, MDBaytown, TX 775211215467923
  38. Roshni Narayanan, M.DLubbock, TX 794231154741148
  39. Santhosshi Narayanan, MDHouston, TX 770301164678439
  40. Subashini Narayanan, MDFrisco, TX 750351710986864
  41. Louis Nardizzi, MDDallas, TX 752311972554947
  42. Neelima Narreddy, M.D.Dallas, TX 752431063606283
  43. Moon Moon NarukondaFort Worth, TX 761041437532751
  44. Emilio Narvaez, D.O.Temple, TX 765081316488026
  45. Miranda Nash, M.D.Stephenville, TX 764011235398140
  46. Zayd Nashaat, M.D.Austin, TX 787041760844765
  47. Mouhamed Nashawi, MDFort Worth, TX 761041770160442
  48. Daniel Nassery, D.O.Jbsa Lackland, TX 782361205279288
  49. Shahryar Nassi, MDPlano, TX 750931356542617
  50. Andrew Nassralla, DOSan Antonio, TX 782241467197608

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.