NPPES file of Aug 9, 2026

Radiation Oncology Physician in Rhode Island

29 NPPES records list radiation oncology physician with a practice address in Rhode Island, 2.6 per 100,000 residents, the 8th highest rate of 51. Providence and Warwick have the most; each record links to the provider's NPI and the Rhode Island license search.

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).

Providence has the most, 22

  1. Providence22
  2. Warwick3
  3. Woonsocket2
  4. Slatersville1
  5. Wakefield1

Radiation Oncology Physician records in Rhode Island

  1. James Assif, MDWakefield, RI 028791215566849
  2. Rashmi Benda, M.D.Warwick, RI 028861750334769
  3. Prakash Chougule, M.D.Warwick, RI 028861174510945
  4. John Coen, MDProvidence, RI 029081891720165
  5. Brijal Desai, MDProvidence, RI 029031811282767
  6. Thomas Dipetrillo, M.DProvidence, RI 029031881651941
  7. Martin Fuss, M.D.Woonsocket, RI 028951710990312
  8. Jonathan Glanzman, MDProvidence, RI 029031649533175
  9. Donald Joyce, M.D.Providence, RI 029041871596833
  10. Michael Katin, MDWoonsocket, RI 028951811994999
  11. Paul Koffer, M.D.Providence, RI 029031821433053
  12. Andrew Kopecky, MDProvidence, RI 029031528527645
  13. Kara Leonard, M.D.Providence, RI 029031023278157
  14. Philip Maddock, MD, FRCRWarwick, RI 028861750437448
  15. Gabriela Masko, M.D.Providence, RI 029041285637256
  16. Brigid O'Connor, M.D.Providence, RI 029031790985265
  17. Nicklas Oldenburg, M.D.Providence, RI 029041801899760
  18. Mohamedyakub Puthawala, M.DProvidence, RI 029031508821364
  19. Kathy Radie Keane, M.D.Providence, RI 029041912900879
  20. Sana Raoof, MD, PHDProvidence, RI 029031619505757
  21. Paul Rava, MD, PHDProvidence, RI 029031063641504
  22. Allen Rossetti-Chung, M.D., PH.D.Providence, RI 029041669834552
  23. Alexandra Sherman, M.D.Providence, RI 029081285893248
  24. Shirin Sioshansi, M.D.Providence, RI 029031518152438
  25. Scott Triedman, M.D.Providence, RI 029041538162508
  26. David Wazer, M.DProvidence, RI 029031821053653
  27. Jessica Yancey, MDProvidence, RI 029081649766882
  28. Esther Yu, M.D.Providence, RI 029031750644662
  29. Tak-Po Yu, M.D.Slatersville, RI 028761821239260

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

Rhode Island ranks 8 of 51 per resident

  1. New Hampshire2.9
  2. Minnesota2.8
  3. Oregon2.7
  4. Rhode Island2.6
  5. Wisconsin2.6
  6. Washington2.5
  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.

82.8% 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. Rhode Island82.8%
  2. United States82.3%

Radiation Oncology Physician records in Rhode Island, measured

  • In a Medicare file24 of 29 · 82.8% here, 82.3% nationally
  • In the CMS Doctors and Clinicians file23 · 79.3% here, 74.0% nationally
  • Not updated in five years or more12 · 41.4% here, 54.6% nationally
  • Median graduation year2007 · the 23 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

29 NPPES records list radiation oncology physician (2085R0001X) as their primary taxonomy with a practice address in Rhode Island: 2.6 per 100,000 residents against 2.1 nationally (50 states and D.C.). Providence has 22 of them (76%).

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. Hawaii28
  2. Maine27
  3. District of Columbia26
  4. New Mexico26

States with a similar rate per 100,000

  1. Wisconsin2.6
  2. Oregon2.7
  3. Washington2.5
  4. Ohio2.5

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.