NPPES file of Aug 9, 2026

Radiation Oncology Physician in Tennessee

132 NPPES records list radiation oncology physician with a practice address in Tennessee, 1.9 per 100,000 residents, the 35th highest rate of 51. Nashville and Memphis have the most; each record links to the provider's NPI and the Tennessee license search. Page 3 of 3.

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).

Nashville has the most, 37

  1. Nashville37
  2. Memphis20
  3. Knoxville15
  4. Chattanooga12
  5. Germantown4

Radiation Oncology Physician records in Tennessee

  1. Lillian Rinker, MDMemphis, TN 381041881697266
  2. David Roberge, MDMemphis, TN 381051932322989
  3. Wittaya Sattasiri, MDColumbia, TN 384011821198029
  4. Daniel Scaperoth, M.D.Knoxville, TN 379161538181607
  5. David Schwartz, M.D.Memphis, TN 381201922104157
  6. Hugh Scruggs, M.D.Bristol, TN 376201609053222
  7. Ankur Sharma, MD, FRCPCMemphis, TN 381041649757006
  8. Brion Shin, M.D.Knoxville, TN 379091184825283
  9. Ashwin Shinde, M.D.Nashville, TN 372321245627256
  10. Eric Shinohara, MDNashville, TN 372321780740571
  11. Algis Sidrys, M.D.Cookeville, TN 385011104873090
  12. Jonas Sidrys, M.D.Cookeville, TN 385011124068275
  13. Mark Sittig, MDNashville, TN 372031275951519
  14. Rameses Sroufe, MDMemphis, TN 381201598956641
  15. Todd Stockstill, MDMemphis, TN 381041548263916
  16. Scott Strickler, MDNashville, TN 372031043744477
  17. Brooks Talton, M.D.Kingsport, TN 376601144278334
  18. Todd Tenenholz, MDNashville, TN 372321689761702
  19. Christopher TinkleMemphis, TN 381051366769069
  20. Michael Tomblyn, MDMemphis, TN 381201083758544
  21. Natasa Townsend, M.D.Sevierville, TN 378621427285329
  22. Noam Vanderwalde, MDGermantown, TN 381381285869362
  23. Lisa Virostek, MDCleveland, TN 373121174547277
  24. Marcus Wagner, M.D.Chattanooga, TN 374041770780686
  25. Daniel Wakefield, M.D.Memphis, TN 381031003265539
  26. Yuefeng Wang, MDGermantown, TN 381381770994667
  27. Charles Wendt, M.D.Murfreesboro, TN 371291144274416
  28. Jonathan Whaley, MDChattanooga, TN 374041669616132
  29. Ryan Whitaker, MDDickson, TN 370551194266304
  30. Patrick Williams, MDChattanooga, TN 374211164828869
  31. Karen Winkfield, MD, PHDNashville, TN 372321992879456
  32. Angela Wortham, MDMemphis, TN 381201396941449

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

Tennessee ranks 35 of 51 per resident

  1. Colorado1.9
  2. California1.9
  3. Nebraska1.9
  4. Tennessee1.9
  5. Delaware1.8
  6. Utah1.8
  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.

83.3% 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. Tennessee83.3%
  2. United States82.3%

Radiation Oncology Physician records in Tennessee, measured

  • In a Medicare file110 of 132 · 83.3% here, 82.3% nationally
  • In the CMS Doctors and Clinicians file98 · 74.2% here, 74.0% nationally
  • Not updated in five years or more69 · 52.3% here, 54.6% nationally
  • Median graduation year2005 · the 98 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

132 NPPES records list radiation oncology physician (2085R0001X) as their primary taxonomy with a practice address in Tennessee: 1.9 per 100,000 residents against 2.1 nationally (50 states and D.C.). Nashville has 37 of them (28%).

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. Indiana135
  2. Missouri136
  3. Virginia137
  4. Maryland124

States with a similar rate per 100,000

  1. Delaware1.8
  2. Nebraska1.9
  3. California1.9
  4. Colorado1.9

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.