NPPES file of Aug 9, 2026

Radiation Oncology Physician in Arizona

156 NPPES records list radiation oncology physician with a practice address in Arizona, 2.1 per 100,000 residents, the 23rd highest rate of 51. Scottsdale and Phoenix have the most; each record links to the provider's NPI and the Arizona license search. Page 3 of 4.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 2085R0001X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Scottsdale has the most, 35

  1. Scottsdale35
  2. Phoenix33
  3. Tucson31
  4. Gilbert11
  5. Glendale6

Radiation Oncology Physician records in Arizona

  1. Shyamal Patel, MDPhoenix, AZ 850041477878767
  2. Jeffrey PeacockShow Low, AZ 859011033566534
  3. Theodore Phillips, M.D.Tucson, AZ 857561710929963
  4. Coral Quiet, MDPhoenix, AZ 850271750345401
  5. Diane Recine, MDScottsdale, AZ 852601295701894
  6. Daniel Reed, DOGlendale, AZ 853061053386466
  7. Stephanie Rice, MDFlagstaff, AZ 860011346668225
  8. Terence Roberts, MDGilbert, AZ 852341902889652
  9. Rey Rodriguez, M.D.Scottsdale, AZ 852511871608885
  10. Charles Rogers, M.D.Phoenix, AZ 850131609915289
  11. Edward Rogoff, M.D.Tucson, AZ 857121003862632
  12. Nicholas Roman, MD, PHDLake Havasu City, AZ 864031427255314
  13. Davis Romney, M.D.Mesa, AZ 852061497782916
  14. Jill Rossinow, M.D.Phoenix, AZ 850161285812156
  15. William Rule, M.D.Phoenix, AZ 850541538346606
  16. Thomas Runyon, M.D.Sun City, AZ 853511457358152
  17. Jean-Claude Rwigema, MDScottsdale, AZ 852591396039426
  18. Jonathan Sackett, MDTucson, AZ 857191427686401
  19. Jason Samuelian, D.O.Peoria, AZ 853811790005197
  20. Michael Samuels, MDGilbert, AZ 852341235103425
  21. Arti Sangave, MDPhoenix, AZ 850061326487307
  22. Diego Augusto Santos Toesca, MDScottsdale, AZ 852591457939332
  23. Michael Sapozink, M.D.,PH.D.Scottsdale, AZ 852511710944046
  24. Todd Scarbrough, MDSurprise, AZ 853781194700625
  25. Steven Schild, M.D.Scottsdale, AZ 852591396728820
  26. Steven Sckolnik, MDCasa Grande, AZ 851221881956894
  27. Vershalee Shukla, MDScottsdale, AZ 852601366726788
  28. Terence Sio, M.D.Scottsdale, AZ 852591811200736
  29. Tijana Skrepnik, M.D.Tucson, AZ 857181922447127
  30. Devin Sloan, MDPhoenix, AZ 850271932319878
  31. Baldassarre Stea, MD, PHDTucson, AZ 857241003988247
  32. Lauren Stegman, MD, PH.DPhoenix, AZ 850281730232448
  33. Winlove Suasin, MDPhoenix, AZ 850241639281942
  34. Sam Sun, M.D.Goodyear, AZ 853951235584855
  35. Scott Tannehill, MDScottsdale, AZ 852581902897440
  36. Randa Tao, MDScottsdale, AZ 852591982959607
  37. Irene Taw, MDGlendale, AZ 853081891760294
  38. Thomas Taylor, MDPhoenix, AZ 850061629033295
  39. Nitika Thawani, MDPhoenix, AZ 850041275728933
  40. Alice Tsai, MDChandler, AZ 852241124215926
  41. Carlos Vargas, MDScottsdale, AZ 852591629030861
  42. Ramesh Vedula, MDSierra Vista, AZ 856351881630895
  43. David Vonk, MDTucson, AZ 857101194988204
  44. Sujay Vora, M.D.Scottsdale, AZ 852591033193123
  45. Gary Walker, M.D., M.P.H., M.S.Gilbert, AZ 852341154667467
  46. Lora Wang, M.D.Tucson, AZ 857191760773576
  47. Reginald Westmacott, M.D.Tucson, AZ 857121194760827
  48. Kurt Wharton, MDGlendale, AZ 853081457561086
  49. Harvey Wilds, M.D.Yuma, AZ 853641891769378
  50. William Wong, M.D.Scottsdale, AZ 852591043293764

Source: CMS NPPES, primary taxonomy 2085R0001X: records by practice city and the list of records, file of Aug 9, 2026.

Arizona ranks 23 of 51 per resident

  1. Vermont2.2
  2. North Carolina2.1
  3. Montana2.1
  4. Arizona2.1
  5. West Virginia2.1
  6. Iowa2.1
  7. 50 states and D.C.2.1

Source: CMS NPPES, primary taxonomy 2085R0001X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

84.0% of these records appear in a Medicare file, against 82.3% 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. Arizona84.0%
  2. United States82.3%

Radiation Oncology Physician records in Arizona, measured

  • In a Medicare file131 of 156 · 84.0% here, 82.3% nationally
  • In the CMS Doctors and Clinicians file115 · 73.7% here, 74.0% nationally
  • Not updated in five years or more71 · 45.5% here, 54.6% nationally
  • Median graduation year2003 · the 115 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 2085R0001X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

156 NPPES records list radiation oncology physician (2085R0001X) as their primary taxonomy with a practice address in Arizona: 2.1 per 100,000 residents against 2.1 nationally (50 states and D.C.). Scottsdale has 35 of them (22%).

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. New Jersey153
  2. Wisconsin153
  3. Minnesota160
  4. Virginia137

States with a similar rate per 100,000

  1. West Virginia2.1
  2. Iowa2.1
  3. Montana2.1
  4. North Carolina2.1

The largest states

  1. California735
  2. Florida520
  3. New York449
  4. Texas449
  5. Pennsylvania383

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.