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 43 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. Timothy Dixon, MDLubbock, TX 794151407479280
  2. Albert Dizon, DOFort Sam Houston, TX 782341831823988
  3. Sammy Dizon, MDGalveston, TX 775551093919656
  4. Randa Djendou, M.DHouston, TX 770941922399856
  5. Holly Dluzniewski, M.D.Austin, TX 787031932176492
  6. Ailinh Do, MDHouston, TX 770241518520634
  7. Ha Do, MDBedford, TX 760221528014800
  8. Huy Do, D.OFort Sam Houston, TX 782341679890099
  9. Khanh Do, M.D.San Antonio, TX 782211174672927
  10. Minh DoDallas, TX 752351942589205
  11. Nam Do, M.D.Amarillo, TX 791061063456572
  12. Steven Do, D.O.Houston, TX 770711447611124
  13. Thanh Do, M.D.Houston, TX 770361083663033
  14. Anh Trinh T Doan, DOTemple, TX 765081033850391
  15. Christina Doan, D.OKyle, TX 786401447576087
  16. Ellis Doan, M.D.Austin, TX 787311124280805
  17. Matthew Doan, MDSugar Land, TX 774781508353319
  18. Steven Dobberfuhl, MDAustin, TX 787451932105400
  19. Oliver Dobbs, MDEl Paso, TX 799021912468158
  20. Christian Doby, MDGeorgetown, TX 786261487340840
  21. Rama Krishna Docca, MDFort Worth, TX 761041124125000
  22. Hafiza Docrat, MDSugar Land, TX 774781730275017
  23. Amanda Dodson-Mooring, DOKingwood, TX 773391215431481
  24. Mark Doerner, M.D.Allen, TX 750131922040872
  25. Donna Dolan, MDSan Marcos, TX 786661831134824
  26. Moira Dolan, MDAustin, TX 787481861679284
  27. Anna Dolgner, MDHouston, TX 770301235454109
  28. Debra Dollar, MDAustin, TX 787591275549545
  29. Fatima Dollar, MDSan Antonio, TX 782291164002630
  30. Hunaid Dollar, MDMagnolia, TX 773541487760229
  31. Donna Dolle, M.D.Houston, TX 770581962499244
  32. Elizabeth Doman, DOSan Antonio, TX 782341871150599
  33. Ann Domask, M.D.Houston, TX 770241790780955
  34. Kelsey Dombrowski, DOGrand Prairie, TX 750521306532221
  35. Joan Domingo, MDPasadena, TX 775061548340888
  36. Jessica Dominguez, MDHouston, TX 770261275988396
  37. Marco Dominguez, MDHouston, TX 770301568101608
  38. Grecia Dominguez Rivera, MDHarlingen, TX 785501396333068
  39. Thomas Doneker, MDHouston, TX 770571902909104
  40. Jourdain Dong, DOGalveston, TX 775551437999729
  41. Sharlene Dong, MDDallas, TX 752351740866672
  42. Faustina Donkor, DOLongview, TX 756011104184753
  43. Joan Donley, M.D.Plano, TX 750931851405484
  44. Gail Donley-Urita, MDRichmond, TX 774071699810390
  45. Haritha Donthineni, M.D.Garland, TX 750401821085432
  46. Manoj Donthineni, M.D.Garland, TX 750421497708093
  47. Soujanya Donthu, MDMcKinney, TX 750711477798718
  48. Linda Dooley, MDAustin, TX 787511164460036
  49. Saraswathi Dopathi, MDTemple, TX 765041811191471
  50. John Doran, M.D.Odessa, TX 797651891860342

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.