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 14 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. Sofia De La O Bahr, MDScottsdale, AZ 852591720830128
  2. Sayumi De Silva, M.D.Chinle, AZ 865031376770768
  3. Charles Deakins, M.D.Phoenix, AZ 850211669658670
  4. Renellie Debelen-Gonzales, MDYuma, AZ 853641194780627
  5. Michael Debo, D.O.Phoenix, AZ 850131376802611
  6. Farha Deceus, MDScottsdale, AZ 852591477356004
  7. Sandra Deegan, M.D.Phoenix, AZ 850121104873025
  8. Narayanaswamy Deepak, M.DKingman, AZ 864091134382583
  9. Darren Deering, D.O.Phoenix, AZ 850121649200726
  10. Ali Deif, M.D.Sierra Vista, AZ 856351962333823
  11. Paul Del Bianco, MDFort Defiance, AZ 865041386622520
  12. Nathan Delafield, M.D.Scottsdale, AZ 852591497101398
  13. Kevin Delfino, MDGlendale, AZ 853061326778218
  14. Benjamin Delgado, MDPhoenix, AZ 850271588291561
  15. Jennifer Delzell, M.D.Phoenix, AZ 850061720057532
  16. John Demenkoff, M.D.Phoenix, AZ 850541295718419
  17. Nathan Dennison, DOPhoenix, AZ 850131871098756
  18. Arian Deonarain, MDTucson, AZ 857121891379855
  19. Kunal Deora, M.DCasa Grande, AZ 851221265124697
  20. Angela Derosa, D.O.Scottsdale, AZ 852601992728729
  21. Hillary Derose-Caldera, MDTempe, AZ 852821972090777
  22. Shilpa Desai, D.O.Scottsdale, AZ 852591063552412
  23. Keri Desoto, MDPrescott, AZ 863051982626594
  24. Dru Dethlefs, D.O.Phoenix, AZ 850201518304708
  25. Prathab Devaraj, MDGilbert, AZ 852341073778064
  26. Rama Devineni, MDChandler, AZ 852491750312484
  27. Dilip Dhadvai, M.D.Sun City West, AZ 853751497861181
  28. Abhinav DhakalTucson, AZ 857191912301623
  29. Ramanjit Dhaliwal, MDSun City, AZ 853511689669095
  30. Arjuna DharmarajaOro Valley, AZ 857551649730888
  31. Tejkaran Dhillon, DOScottsdale, AZ 852581417342569
  32. Wishwdeep Dhillon, M.D.Gilbert, AZ 852971417114901
  33. Nitin Dhiman, M.D.Phoenix, AZ 850501992012637
  34. Madhuri Dhupati, M.DSurprise, AZ 853781609834928
  35. Mohamad Omar Diab, MDSierra Vista, AZ 856351861170177
  36. John Dicken, M.D.Tucson, AZ 857231881128106
  37. Carl Diener, MDTucson, AZ 857121558461152
  38. Jason Dienhart, MDPhoenix, AZ 850061457814683
  39. Christopher DilliPhoenix, AZ 850131164226676
  40. Colten Dillinger, DOPhoenix, AZ 850481275282493
  41. David Dimcheff, MDTucson, AZ 857011093278434
  42. Shenar Dinkha, DOTucson, AZ 857131275373243
  43. Mary Dirlam, M.D.Phoenix, AZ 850061356319495
  44. Adrianna Diviero, MDTucson, AZ 857101083401731
  45. Bradley Dixon, MDFlagstaff, AZ 860011053393363
  46. Harmony Dixon, MDScottsdale, AZ 852511336778059
  47. Trinh Doan, MDSun City, AZ 853511518966878
  48. Gregory DodaroPhoenix, AZ 850061598175051
  49. James Doe, MDTucson, AZ 857451558523191
  50. Mairead Doherty, MDScottsdale, AZ 852591346590536

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.