NPPES file of Aug 9, 2026

Radiation Oncology Physician in Maine

27 NPPES records list radiation oncology physician with a practice address in Maine, 1.9 per 100,000 residents, the 31st highest rate of 51. Portland and Brewer have the most; each record links to the provider's NPI and the Maine 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).

Portland has the most, 10

  1. Portland10
  2. Brewer7
  3. Augusta2
  4. Lewiston2
  5. Presque Isle2

Radiation Oncology Physician records in Maine

  1. Whitney Beeler, M.D.Portland, ME 041021073908505
  2. Ian Bristol, M.D.Portland, ME 041021235357294
  3. Michael Brown, M.D.Lewiston, ME 042401235101825
  4. William Castrucci, MDBrewer, ME 044121396927604
  5. Matthew Cheney, M.D., PH.D.Portland, ME 041021326363714
  6. Janeen Daniels, M.D.Brewer, ME 044121063708097
  7. John Drogos, MDAugusta, ME 043301639699929
  8. Stuart Gilbert, M.D.Falmouth, ME 041051144238726
  9. Celine Godin, M.D.Portland, ME 041021598773392
  10. Sujana Gottumukkala, MDPortland, ME 041021134613730
  11. Glenn Healey, MDAugusta, ME 043301770531386
  12. Daniel Herr, MDPortland, ME 041021174083208
  13. Naghmeh Isfahanian, MDPresque Isle, ME 047691134855166
  14. Peter Lambert, MDBrewer, ME 044121053360891
  15. Emily Macduffie, MDScarborough, ME 040741801415716
  16. Julia Manzerova, M.D./PH.D.Brewer, ME 044121336409663
  17. Cornelius McGinn, M.D.Portland, ME 041021285642082
  18. Michael Milligan, MDPortland, ME 041021689179566
  19. John Mullen, M.D.Presque Isle, ME 047691770591588
  20. Matthew Parsons, MDPortland, ME 041021427581560
  21. Rodger Pryzant, M.D.Portland, ME 041021578571394
  22. Kurt Snyder, M.D.Brewer, ME 044121477538304
  23. Charles Stewart, M.D. PH.D.Lewiston, ME 042401043243884
  24. John Swalec, MDBrewer, ME 044121881644490
  25. Paul Szal, MDBrewer, ME 044121568412559
  26. Susan Tyler, MD, MSC, FRCPCBangor, ME 044011356900328
  27. Jeffrey Young, M.D.Cumberland, ME 040211477561207

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

Maine ranks 31 of 51 per resident

  1. Indiana2.0
  2. Hawaii2.0
  3. Kentucky1.9
  4. Maine1.9
  5. Colorado1.9
  6. California1.9
  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.

74.1% 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. Maine74.1%
  2. United States82.3%

Radiation Oncology Physician records in Maine, measured

  • In a Medicare file20 of 27 · 74.1% here, 82.3% nationally
  • In the CMS Doctors and Clinicians file17 · 63.0% here, 74.0% nationally
  • Not updated in five years or more7 · 25.9% here, 54.6% nationally
  • Median graduation year2012 · the 17 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

27 NPPES records list radiation oncology physician (2085R0001X) as their primary taxonomy with a practice address in Maine: 1.9 per 100,000 residents against 2.1 nationally (50 states and D.C.). Portland has 10 of them (37%).

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. District of Columbia26
  2. Hawaii28
  3. New Mexico26
  4. Idaho25

States with a similar rate per 100,000

  1. Kentucky1.9
  2. Indiana2.0
  3. Colorado1.9
  4. California1.9

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.