NPPES file of Aug 9, 2026

Internal Medicine Physician in Oregon

2,116 NPPES records list internal medicine physician with a practice address in Oregon, 50 per 100,000 residents, the 13th highest rate of 51. Portland and Corvallis have the most; each record links to the provider's NPI and the Oregon license search. Page 28 of 43.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207R00000X · 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, 889

  1. Portland889
  2. Corvallis129
  3. Clackamas101
  4. Bend97
  5. Salem86

Internal Medicine Physician records in Oregon

  1. David Nardone, MDPortland, OR 972391518062835
  2. Mhd Tarek Nashawi, MDEugene, OR 974011205862505
  3. Ulaganathan Natarajan, MD MPHPortland, OR 972131407437007
  4. Ranjana Nathan, MDTigard, OR 972231588690127
  5. Alice Nayak, MDClackamas, OR 970151013962513
  6. Navin Nayak, MDClackamas, OR 970151063467181
  7. David Nazemi, MDTualatin, OR 970621457329286
  8. Edward Neal, MDPortland, OR 972091710190616
  9. Elizabeth Neeley, M.D.North Bend, OR 974591679509145
  10. Mary Neill, MDWhite City, OR 975031891707600
  11. Bella Nelson, M.D.Portland, OR 972391801087713
  12. Daniel Nelson, MDPortland, OR 972391558820605
  13. Miki Nelson, MDPortland, OR 972391891938403
  14. Nicholas Nelson, MDPortland, OR 972251063646255
  15. Perry Nelson, MDSpringfield, OR 974771609803774
  16. Randall Nelson, MDWhite City, OR 975031770507519
  17. Shristi Nepal, MDCorvallis, OR 973301417579335
  18. Laura Nepveu, MDTualatin, OR 970621619930138
  19. Curtis Nerness, MDTillamook, OR 971411023073947
  20. Kimberley Neroda, MDMilwaukie, OR 972221275895112
  21. Suvi Neukam, D.O.Portland, OR 972391376939876
  22. Malina Neville, MDClackamas, OR 970151598877656
  23. Harold Nevis, MDClackamas, OR 970151669588745
  24. Elise Newman, MDPortland, OR 972251659326098
  25. Stacy Newman, MDCoos Bay, OR 974201871753764
  26. Albert Newton, MDMedford, OR 975041740204999
  27. Kelley Newton, MDMilwaukie, OR 972221508305723
  28. Duc Nguyen, DOPortland, OR 972251275565814
  29. Hoang Nguyen, MDPortland, OR 972661013979533
  30. Hung Nguyen, MDPortland, OR 972391477571453
  31. Jennifer Nguyen, MDPortland, OR 972251629505235
  32. Khoi Nguyen, DOPortland, OR 972251225528987
  33. Lac Nguyen, MDPortland, OR 972161558007161
  34. Matthew Nguyen, DOPortland, OR 972131780526624
  35. Matthew Nguyen, MDPortland, OR 972251851731681
  36. Ngan-Lien Nguyen, MDPortland, OR 972161487618724
  37. Olivia Nguyen, MDClackamas, OR 970151639757305
  38. Yen Nguyen, D.O.Newport, OR 973651982646899
  39. Patricia Nibler, M.D.Bend, OR 977011386708873
  40. Laura Nicholson, MDRedmond, OR 977561578513552
  41. Christina Nicolaidis, MDPortland, OR 972391144238668
  42. Mary Anne Nidiry, MDPortland, OR 972131518041045
  43. Karen Niehaus, M.D.Lincoln City, OR 973671003983776
  44. Petra Niemann, MDMilwaukie, OR 972221538115613
  45. Sarah Nies, DOCorvallis, OR 973301801535760
  46. Gajanan Nilaver, MDPortland, OR 972221386693588
  47. Mural Nishikawa, MDPortland, OR 972051700869286
  48. Mahtab NiyyatiPortland, OR 972391083881296
  49. Terryol Noall, DOPortland, OR 972301790182392
  50. Chris Nobis, M.D.Salem, OR 973051750489837

Source: CMS NPPES, primary taxonomy 207R00000X: records by practice city and the list of records, file of Aug 9, 2026.

Oregon ranks 13 of 51 per resident

  1. Michigan57
  2. Pennsylvania56
  3. Vermont50
  4. Oregon50
  5. New Jersey50
  6. New Hampshire48
  7. 50 states and D.C.44

Source: CMS NPPES, primary taxonomy 207R00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

72.8% of these records appear in a Medicare file, against 78.7% 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. Oregon72.8%
  2. United States78.7%

Internal Medicine Physician records in Oregon, measured

  • In a Medicare file1,540 of 2,116 · 72.8% here, 78.7% nationally
  • In the CMS Doctors and Clinicians file1,232 · 58.2% here, 61.4% nationally
  • Not updated in five years or more1,234 · 58.3% here, 55.4% nationally
  • Median graduation year2008 · the 1,232 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207R00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

2,116 NPPES records list internal medicine physician (207R00000X) as their primary taxonomy with a practice address in Oregon: 50 per 100,000 residents against 44 nationally (50 states and D.C.). Portland has 889 of them (42%).

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. Indiana2,109
  2. Wisconsin2,078
  3. Colorado2,046
  4. South Carolina1,881

States with a similar rate per 100,000

  1. American Samoa50.1
  2. New Jersey49.9
  3. Vermont50.4
  4. New Hampshire48.0

The largest states

  1. California17,696
  2. New York12,067
  3. Florida10,151
  4. Texas9,175
  5. Pennsylvania7,300

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.