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 1 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. Safia Ahmed, MDScottsdale, AZ 852591548609910
  2. Ashley AlbertPeoria, AZ 853811346668514
  3. Aaron Ambrad, MDScottsdale, AZ 852601265411961
  4. Hayden Ansinelli, MDTucson, AZ 857041821592791
  5. Jonathan Ashman, MDScottsdale, AZ 852591659337566
  6. Igor Barani, MDPhoenix, AZ 850131811105943
  7. Dolores Basden, M.D.Tucson, AZ 857121356310023
  8. David Beyer, MDSedona, AZ 863361114992252
  9. Ronik BhangooMesa, AZ 852061760877393
  10. Christopher Biggs, MDPhoenix, AZ 850151720042146
  11. Yerko Borghero, MDGilbert, AZ 852341063593119
  12. David Brachman, MDPhoenix, AZ 850131720042914
  13. Charles Bruso, M.D.Bullhead City, AZ 864421114104981
  14. Matthew Callister, M.D.Gilbert, AZ 852341124000948
  15. Thomas Canty, MDPhoenix, AZ 850271275509846
  16. Roscoe Chan, MD, FRCPCPrescott, AZ 863051891792941
  17. Luci Chen, M.D.Scottsdale, AZ 852581235103839
  18. Mehee Choi, MDScottsdale, AZ 852511659519478
  19. Rezwan Chowdhury, MDTempe, AZ 852841629379565
  20. Michael Christensen, MDGilbert, AZ 852971386103661
  21. Ravinder Clayton, MDSun City, AZ 853511245635747
  22. Lucia Clover, M.D.Sun City, AZ 853511821095530
  23. Deirdre Cohen, MDTucson, AZ 857241518930999
  24. Marilyn Croghan, M.D.Tucson, AZ 857121003885732
  25. Andrew David, M.D.Flagstaff, AZ 860011144222001
  26. Donn Davis, MDPrescott, AZ 863051003899816
  27. Samuel Day, MD, PHDTucson, AZ 857161811304652
  28. Aidnag Diaz, M.D.Phoenix, AZ 850131568422723
  29. Ammoren Dohm, MDScottsdale, AZ 852601831599380
  30. Shona Dougherty, MD, PHDTucson, AZ 857241124091368
  31. John Dover, MDPhoenix, AZ 850321346235405
  32. Nagy Elsayyad, MBBCH(MD)Tucson, AZ 857191851592687
  33. Navid Fallahi, MDTucson, AZ 857121396369591
  34. Justin Famoso, MDCasa Grande, AZ 851221396155461
  35. Nicholas Flores, MDPhoenix, AZ 850131013970714
  36. David FryeTucson, AZ 857101750441770
  37. Jonathan Gabriel, DOTucson, AZ 857191295357309
  38. Michael Garcia, MDSun City, AZ 853511376809533
  39. Robert Gin, M.D.Tucson, AZ 857161811966575
  40. Victor Gonzalez, M.D.Tucson, AZ 857241619163649
  41. Uma Goyal, M.D.Tucson, AZ 857241427317510
  42. Ana Grace, M.D.Phoenix, AZ 850041770697492
  43. Emily Grade, MDGilbert, AZ 852341437124922
  44. Gordon Grado, M.D.Scottsdale, AZ 852511225092745
  45. Matthew Greer, MDTucson, AZ 857191073045043
  46. Eric Gross, MDChandler, AZ 852241336135516
  47. Leonard Gunderson, M.D.Phoenix, AZ 850541265416366
  48. Apar Gupta, M.D.Scottsdale, AZ 852581407237845
  49. Michele Halyard, M.D.Phoenix, AZ 850541326022310
  50. Shelli Hanks, MDTucson, AZ 857041225201395

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.