NPPES file of Aug 9, 2026

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Arizona

123 NPPES records list thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Arizona, 1.7 per 100,000 residents, the 28th highest rate of 51. Phoenix and Tucson have the most; each record links to the provider's NPI and the Arizona license search. Page 3 of 3.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 208G00000X · 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, 44

  1. Phoenix44
  2. Tucson23
  3. Scottsdale18
  4. Mesa8
  5. Chandler5

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician records in Arizona

  1. Ronald Smith, M.D.Prescott, AZ 863011245421247
  2. Iva Smolens, MDMesa, AZ 852021992794564
  3. Praveen Sridhar, M.D.Tucson, AZ 857191528487071
  4. Robert Standerfer, M.D.Phoenix, AZ 850061336142355
  5. Darryl Stein, MDMesa, AZ 852101902828825
  6. Neil Steinhoff, M.D.Phoenix, AZ 850181699045419
  7. Burt Strug, MDTucson, AZ 857151164729711
  8. Jeffrey Sugimoto, M.D.Phoenix, AZ 850131043325681
  9. Nicole Sydow, M.D.Flagstaff, AZ 860011255598900
  10. Mark Tasset, MDPhoenix, AZ 850161902848898
  11. Michael Teodori, M.D.Tucson, AZ 857181629037346
  12. Pierre Tibi, MDPrescott, AZ 863011811926660
  13. Jeremy Torstveit, MDPhoenix, AZ 850061053065003
  14. Victor Trastek, M.D.Scottsdale, AZ 852591205822574
  15. Daniel Velez, MDPhoenix, AZ 850161720003478
  16. Derek Von Haag, MDYuma, AZ 853641073507026
  17. Walter Wakwe, MDSun City, AZ 853511881910115
  18. Thomas Wareing, M.D.Scottsdale, AZ 852511902804602
  19. Charles Wojnarski, MD, MSScottsdale, AZ 852581194040030
  20. Stephanie Worrell, M.D.Tucson, AZ 857241851685523
  21. Pyongsoo Yoon, MDScottsdale, AZ 852591437126455
  22. Claudio Zamorano, M.D.Payson, AZ 855411841488426
  23. Nathan Zwintscher, M.D.Phoenix, AZ 850131801044144

Source: CMS NPPES, primary taxonomy 208G00000X: records by practice city and the list of records, file of Aug 9, 2026.

Arizona ranks 28 of 51 per resident

  1. Nebraska1.8
  2. Kansas1.8
  3. New Jersey1.7
  4. Arizona1.7
  5. Iowa1.7
  6. Rhode Island1.6
  7. 50 states and D.C.1.9

Source: CMS NPPES, primary taxonomy 208G00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

78.0% of these records appear in a Medicare file, against 76.2% 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. Arizona78.0%
  2. United States76.2%

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician records in Arizona, measured

  • In a Medicare file96 of 123 · 78.0% here, 76.2% nationally
  • In the CMS Doctors and Clinicians file80 · 65.0% here, 63.5% nationally
  • Not updated in five years or more60 · 48.8% here, 54.0% nationally
  • Median graduation year1999 · the 80 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 208G00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

123 NPPES records list thoracic surgery (cardiothoracic vascular surgery) physician (208G00000X) as their primary taxonomy with a practice address in Arizona: 1.7 per 100,000 residents against 1.9 nationally (50 states and D.C.). Phoenix has 44 of them (36%).

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. Washington120
  2. Tennessee131
  3. Wisconsin115
  4. Virginia133

States with a similar rate per 100,000

  1. Iowa1.7
  2. Rhode Island1.6
  3. Mississippi1.6
  4. South Dakota1.6

The largest states

  1. California634
  2. Texas484
  3. Florida468
  4. New York446
  5. Pennsylvania377

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.