NPPES file of Aug 9, 2026

Allergy & Immunology Physician in Arizona

88 NPPES records list allergy & immunology physician with a practice address in Arizona, 1.2 per 100,000 residents, the 19th highest rate of 51. Phoenix and Scottsdale have the most; each record links to the provider's NPI and the Arizona license search. Page 2 of 2.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207K00000X · 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, 18

  1. Phoenix18
  2. Scottsdale17
  3. Tucson16
  4. Peoria12
  5. Chandler5

Allergy & Immunology Physician records in Arizona

  1. Joao Pedro Matias Lopes, M.D.Scottsdale, AZ 852591538553912
  2. Brian Millhollon, MDPhoenix, AZ 850481841212693
  3. Thomas Mirzai, D.O.Phoenix, AZ 850321447243886
  4. Ronald Mittel, M.D.Peoria, AZ 853811407016348
  5. Payge Moraca, DOScottsdale, AZ 852591336883008
  6. William Morgan, MDGlendale, AZ 853041316938558
  7. Kudagal Murthy, MDTucson, AZ 857161255384103
  8. Madhu Narra, M.D., M.S.Yuma, AZ 853641164464590
  9. Jean Nelson, FNP-CScottsdale, AZ 852511205835337
  10. Kelechi OkparaTucson, AZ 857191205532744
  11. Curtis Pacheco, MDLuke Afb, AZ 853091639764186
  12. Sanjay Patel, D.O.Scottsdale, AZ 852541336536994
  13. Christine Pratt, PAPeoria, AZ 853811033201074
  14. Matthew Rank, MDScottsdale, AZ 852591174530414
  15. Uday Reddy, M.D.Yuma, AZ 853671730185711
  16. Sahika Riley, P.A.Peoria, AZ 853821619988730
  17. Rahul Rishi, D.O.Phoenix, AZ 850041316258379
  18. Mark Rose, MDPeoria, AZ 853811851382550
  19. Michael Saavedra, MDPhoenix, AZ 850321497946685
  20. Pierre Sakali, M.D.Tucson, AZ 857121689769663
  21. Andrew Sassack, M.D.Oro Valley, AZ 857551063476042
  22. Mark Schubert, MDPhoenix, AZ 850131093771784
  23. Leonard Schultz, MDTucson, AZ 857161922041979
  24. Amy Shah, M.D.Glendale, AZ 853081376724500
  25. Sam Shimamoto, M.D.Gilbert, AZ 852341073587382
  26. Robert Stelzle, MDOro Valley, AZ 857551639161813
  27. Rachael Stillwagon, P.A.Scottsdale, AZ 852581437174208
  28. Caitlin Suriano, PA-CChandler, AZ 852241124594205
  29. Harry Teaford, M.D.Scottsdale, AZ 852591457335317
  30. Hiral Thakrar, M.DScottsdale, AZ 852511487033098
  31. Reimus Valencia, DOPhoenix, AZ 850541346690518
  32. Sahana Venkatesh, MDPhoenix, AZ 850161689136665
  33. Kevin White, MDTucson, AZ 857191942288071
  34. Darrell Wong, MDChandler, AZ 852241265446686
  35. Duane Wong, MDChandler, AZ 852241619981032
  36. Benjamin Wright, M.D.Scottsdale, AZ 852591750515268
  37. Lu Yao, MDTempe, AZ 852831396794590
  38. Joseph Yusin, M.D.Phoenix, AZ 850121912091927

Source: CMS NPPES, primary taxonomy 207K00000X: records by practice city and the list of records, file of Aug 9, 2026.

Arizona ranks 19 of 51 per resident

  1. Kansas1.3
  2. Tennessee1.2
  3. Hawaii1.2
  4. Arizona1.2
  5. Washington1.2
  6. California1.1
  7. 50 states and D.C.1.2

Source: CMS NPPES, primary taxonomy 207K00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

79.5% of these records appear in a Medicare file, against 80.0% 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. Arizona79.5%
  2. United States80.0%

Allergy & Immunology Physician records in Arizona, measured

  • In a Medicare file70 of 88 · 79.5% here, 80.0% nationally
  • In the CMS Doctors and Clinicians file57 · 64.8% here, 65.7% nationally
  • Not updated in five years or more45 · 51.1% here, 57.3% nationally
  • Median graduation year2001 · the 57 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207K00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

88 NPPES records list allergy & immunology physician (207K00000X) as their primary taxonomy with a practice address in Arizona: 1.2 per 100,000 residents against 1.2 nationally (50 states and D.C.). Phoenix has 18 of them (20%).

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. Washington90
  2. Minnesota85
  3. Tennessee85
  4. Colorado102

States with a similar rate per 100,000

  1. Hawaii1.2
  2. California1.1
  3. Ohio1.1
  4. Kansas1.3

The largest states

  1. California444
  2. Texas327
  3. New York311
  4. Florida204
  5. Pennsylvania183

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.