NPPES file of Aug 9, 2026

Internal Medicine Physician in Arizona

2,853 NPPES records list internal medicine physician with a practice address in Arizona, 38 per 100,000 residents, the 27th highest rate of 51. Phoenix and Tucson have the most; each record links to the provider's NPI and the Arizona license search. Page 48 of 58.

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).

Phoenix has the most, 695

  1. Phoenix695
  2. Tucson651
  3. Scottsdale344
  4. Mesa157
  5. Chandler93

Internal Medicine Physician records in Arizona

  1. Mark Shoukry, MDScottsdale, AZ 852551124642608
  2. Mijjal Shrestha, MDKingman, AZ 864091174396790
  3. Angela Shreves, MDGlendale, AZ 853061285634840
  4. Mark Shucker, M.D.Phoenix, AZ 850201134185978
  5. Douglas Shuman, MDScottsdale, AZ 852511184808032
  6. Austin ShuxiaoFort Defiance, AZ 865041184206120
  7. George Sibley, MDScottsdale, AZ 852581043397276
  8. Tanya Sibrava, DOGilbert, AZ 852971225230071
  9. Gerardo Sicalo-Oborsky, M.D.Phoenix, AZ 850201396737367
  10. Constantin Siclovan, M. D.Surprise, AZ 853741164613675
  11. Mehtab Siddiky, M.DPhoenix, AZ 850121427079425
  12. Seemeen Siddiqi, M.D.Apache Junction, AZ 851201780671537
  13. Khaja Siddiqui, MDTucson, AZ 857231649165036
  14. Syyeda Siddiqui, M.D.Tucson, AZ 857121114282225
  15. Sripriya Sidh, M.D.Goodyear, AZ 853951619044690
  16. Naleena Sidhu, MDScottsdale, AZ 852551285869487
  17. Parminder Sidhu, M.DFountain Hills, AZ 852681629379904
  18. Brian Sidoti, MDPhoenix, AZ 850201821081357
  19. Nora Siegrist, MDGilbert, AZ 852341144965641
  20. Ivan SierraTucson, AZ 857191194347518
  21. Ana Sierra De Aragon, M.D.Gilbert, AZ 852341306070750
  22. Joshua Sifuentes, MDScottsdale, AZ 852601629425913
  23. Lyra Sihra, MDPrescott, AZ 863051447396536
  24. Beno Sikand, M.D.Mesa, AZ 852121578717146
  25. Ray Silao, M.D.Yuma, AZ 853641831217504
  26. America Silva, MDPrescott, AZ 863011609563303
  27. Kevin Silva, DOTucson, AZ 857411811425903
  28. Sebastian Silva, MDTucson, AZ 857371639668411
  29. David Silvestre, D.OTucson, AZ 857411619315967
  30. Kenneth Silvestro, MDTucson, AZ 857101588451413
  31. Monica Simba, M.D.Tucson, AZ 857151558334300
  32. Mark Simmons, MDTuscon, AZ 857411811092760
  33. Arun Singh, DOPhoenix, AZ 850201962426395
  34. Baljeet Singh, M.D.Glendale, AZ 853061821007360
  35. Davinder Singh, M.D.Phoenix, AZ 850421497716898
  36. Gauri Singh, M.D.Chandler, AZ 852251972111805
  37. Gurdev Singh, MDGlendale, AZ 853081861486607
  38. Gurinder Singh, MDTucson, AZ 857041306894076
  39. Harbir Singh, M.D.Tucson, AZ 857121508844846
  40. Jashanjot Singh, MDScottsdale, AZ 852541457812091
  41. Jaspreet Singh, D.O.Tucson, AZ 857151326307448
  42. Jujhar Singh, DOSun City, AZ 853511821527375
  43. Manmeet SinghTucson, AZ 857101710675483
  44. Priti Singh, MDPeoria, AZ 853821316276462
  45. Sahibjeet Singh, MDPhoenix, AZ 850081942789599
  46. Shagun Singh, M.D.Tucson, AZ 857501730634346
  47. Sukhjit Singh, MDPhoenix, AZ 850161215998604
  48. Vini Singh, M.D.Phoenix, AZ 850061902293327
  49. Siddharth Singhal, MDTucson, AZ 857241144451071
  50. Danielle Sink, M.D.Phoenix, AZ 850151952390833

Source: CMS NPPES, primary taxonomy 207R00000X: records by practice city and the list of records, file of Aug 9, 2026.

Arizona ranks 27 of 51 per resident

  1. Nebraska41
  2. Washington39
  3. Nevada38
  4. Arizona38
  5. Louisiana38
  6. North Carolina37
  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.

75.2% 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. Arizona75.2%
  2. United States78.7%

Internal Medicine Physician records in Arizona, measured

  • In a Medicare file2,145 of 2,853 · 75.2% here, 78.7% nationally
  • In the CMS Doctors and Clinicians file1,645 · 57.7% here, 61.4% nationally
  • Not updated in five years or more1,449 · 50.8% here, 55.4% nationally
  • Median graduation year2003 · the 1,643 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

2,853 NPPES records list internal medicine physician (207R00000X) as their primary taxonomy with a practice address in Arizona: 38 per 100,000 residents against 44 nationally (50 states and D.C.). Phoenix has 695 of them (24%).

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. Minnesota2,632
  2. Washington3,079
  3. Connecticut2,623
  4. Missouri2,604

States with a similar rate per 100,000

  1. Nevada38.5
  2. Louisiana38.2
  3. North Carolina37.4
  4. Tennessee36.4

The largest states

  1. California17,696
  2. New York12,067
  3. Florida10,151
  4. Texas9,175
  5. Pennsylvania7,300

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.