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 72 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. Kayla Irelan, D.O.Houston, TX 770051174979728
  2. Muhammad Irfan, M.D.Tomball, TX 773751972570489
  3. Christopher Irwin, M.DFort Sam Houston, TX 782341033506191
  4. George Isaac, M.DHumble, TX 773381972721553
  5. Linda Isaacs, M.D.Austin, TX 787451629079439
  6. Mark Isaeff, M.D.San Antonio, TX 782121104815075
  7. Asaad Ishak, MDEl Paso, TX 799051700374733
  8. Zulfarah Ishaque, M.D.El Paso, TX 799021801250428
  9. Muhammad Ishfaq, M.DCarrollton, TX 750061801236807
  10. Alexander Iskrenko, M.D., PH.D.Amarillo, TX 791211972798411
  11. A.s.m. Islam, M.D.Amarillo, TX 791061477870707
  12. Momin Islam, MDHouston, TX 770301528695665
  13. Nadim Islam, MDTyler, TX 757011447871025
  14. Salman Islam, DOKingwood, TX 773391306548060
  15. Sumbul Islam, M.D.Sherman, TX 750901992898860
  16. Tasnim Islam, D.OSan Antonio, TX 782161942733662
  17. Nadia Ismail, MDHouston, TX 770301659460020
  18. Nazish Ismail, M.D.Live Oak, TX 782331619105962
  19. Robert Israel, M.D.Irving, TX 750611154347227
  20. Sharon Itaya, MDAustin, TX 787041386698850
  21. Kevin IttyWaco, TX 767121639604515
  22. Alejandro Iturralde, MDHouston, TX 770911023506938
  23. Stanislav Ivanov, MDSan Antonio, TX 782161932206679
  24. George Ivanovskis, M.D.Dallas, TX 752161144295023
  25. Danielle Ivey, MDFort Worth, TX 761041629505748
  26. Izuchukwu Iwueke, M.D.Webster, TX 775981568717734
  27. Hemalatha Iyer, M.D.Texas City, TX 775911386638385
  28. Kumari Iyer, MDHouston, TX 770951790982759
  29. Ruchita IyerDallas, TX 753901578130753
  30. Angelina Iyinbor, MDSan Antonio, TX 782511396329504
  31. Miguel Izquierdo, M.D.Houston, TX 770261376796680
  32. Saleh Jaafar, MDCastroville, TX 780091679564587
  33. Sanjeeda Jabeen, MDWebster, TX 775981679936140
  34. Seema Jabeen, M.D.Richmond, TX 774071659537140
  35. Kamil Jaber, M.D.Austin, TX 787011255714820
  36. Mouin Jaber, MDAmarillo, TX 791071033226915
  37. Abdulatif Jabi, MDArlington, TX 760131609063734
  38. Aaron Jabir, MDSan Antonio, TX 782291881441418
  39. Edwidge Jacinthe, M.D.Houston, TX 770061093837445
  40. Inimfon Jackson, MD, MPH, PHDHouston, TX 770301598380297
  41. James Jackson, M.D.Houston, TX 770621396766176
  42. Leanne JacksonHouston, TX 770301255505459
  43. Niki Jackson, MDLeague City, TX 775731083140891
  44. Paul Jackson, MDParis, TX 754621154435899
  45. Penelope Jackson, M.D.Granbury, TX 760491548240682
  46. Philip Jackson, MDAustin, TX 787051306852678
  47. Randy Jackson, M.D.Texarkana, TX 755031689832768
  48. Richard Jackson, MDHouston, TX 770041598761751
  49. Robert Jackson, MDHouston, TX 770301841296001
  50. Ruth Jackson, M.D.Helotes, TX 780231699113597

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.