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 145 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. Jeanne Ryan, M.D, F.A.C.P.Austin, TX 787411669586772
  2. Kathleen Ryan, MDHouston, TX 770571164518346
  3. Niels Ryden, MDJbsa Fort Sam Houston, TX 782341922709633
  4. Stephen Rydzak, MDTyler, TX 757011184656555
  5. Victoria Ryherd, DOShenandoah, TX 773801134706864
  6. Nicole Ryman, MDCedar Park, TX 786131427552579
  7. Byoung Ug RyuGalveston, TX 775551427734664
  8. Maria Clara Saad MenezesDallas, TX 752351609563931
  9. Mazin Saadaldin, M.DAmarillo, TX 791061134484264
  10. Guillermo Saade, MDJacksonville, TX 757661760464366
  11. Maurice Saah, PH.D, M.DMcKinney, TX 750701316240179
  12. Humberto Saavedra, M.D.Alice, TX 783321386735983
  13. Raphael John Sabado, DOJbsa Lackland, TX 782361992448682
  14. Luis Sabatini, MDPasadena, TX 775051386632776
  15. Mouin Sabbagh, M.D.Houston, TX 770271114937885
  16. Rami Sabbagh, DOHouston, TX 770301720778046
  17. Delfin Sabido, M.D.El Paso, TX 799201073589958
  18. Koushalya SachdevAustin, TX 787121972390565
  19. Malvika Sachdev, M.D.Plano, TX 750241619009586
  20. Shira Sachs, M.D.Houston, TX 770301306282702
  21. Jatin Sadarangani, MDKingwood, TX 773391477139541
  22. Mir Ali Sadat, M.D.Kingwood, TX 773391508244179
  23. Vajeeha Sadi-Ali, M.DSan Antonio, TX 782491366730962
  24. Azka Sadiq, MDHouston, TX 770701932698925
  25. Imtiaz Sadiq, MDOdessa, TX 797631407319288
  26. Muhammad Sadiq, M.D.Murphy, TX 750941083920813
  27. Raheela Sadiq, MDPlano, TX 750931235106758
  28. Rubia Sadiq, M.DBenbrook, TX 761261639323173
  29. Holli Sadler, MDAustin, TX 787011477715415
  30. Amir Saeed, MDHouston, TX 770081811637846
  31. Faisal Saeed, MDDenton, TX 762101720345432
  32. Mohammad Saeed, MDAustin, TX 787501609920099
  33. Qaiser Saeed, MDDallas, TX 752511194883207
  34. Evan Saenger, DOSan Antonio, TX 782291306342803
  35. Eleanora Saenz, M.D.San Antonio, TX 782221205801271
  36. Sergio Saenz, MDHarlingen, TX 785501891316253
  37. Rodrigo Saenz Alvarado, M.D.El Paso, TX 799051033329610
  38. Hossam Safar, M.D.Houston, TX 770301366455461
  39. Nasrin Safari, MDIrving, TX 750611073715991
  40. Sara Safarzadeh AmiriOdessa, TX 797611134455330
  41. Sahar SafaviHouston, TX 770301215385695
  42. Naueen Safdar, M.D.Houston, TX 770561730371980
  43. Zaid Safder, MDHouston, TX 770891326615204
  44. Akhi Saha, MDDallas, TX 752871841650041
  45. Sunil Sahai, M.D.Houston, TX 770301184710733
  46. Farzana Sahi, M.D.Houston, TX 770741275509440
  47. Ayushi Sahu, DOGalveston, TX 775551497595441
  48. Shiza SaidGalveston, TX 775551245916139
  49. Ahmed Saidi, MDPlano, TX 750751063905040
  50. Maryam Saif, M.D.Austin, TX 787311043246226

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.