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 33 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. Gary Regalbuto, MDHood River, OR 970311922091206
  2. Heidi Reich, MDNewberg, OR 971321326575937
  3. Philip ReillyBend, OR 977011326492810
  4. Erin Reis, MDBend, OR 977011417003187
  5. Neal Rendleman, MDPortland, OR 972251578563086
  6. Douglas Renouard, MDPortland, OR 972131568539195
  7. Joseph Resendiz, D.O.Portland, OR 972291316088693
  8. Margaret Retondo, MDPortland, OR 972091396877056
  9. John Retzlaff, M.D.Medford, OR 975041124387600
  10. James Reuler, MDPortland, OR 972391518073774
  11. John Rex, M.D.Beaverton, OR 970071669697959
  12. Kerry Rhyne, MDPortland, OR 972391699736645
  13. Navdeep Riar, MDSpringfield, OR 974771740292341
  14. Brian Ricci, M.D.Portland, OR 972391366734881
  15. Maryjoe Rice, MDPortland, OR 972131851040299
  16. Susan Rice, M.D.La Grande, OR 978501306876958
  17. Jamie Rich, M.D.Chiloquin, OR 976241295728624
  18. Warren Richardson, MDCoos Bay, OR 974201689659849
  19. Edward Ricketts, MDHermiston, OR 978381215079710
  20. John Rising, MDPortland, OR 972131073308102
  21. James Ritchie, M.D.Bend, OR 977011285608901
  22. Patricia Ritze, M.D.Portland, OR 972391578705737
  23. Andrea Roast, MDPortland, OR 972131891878070
  24. Jerry Robbins, M.D.Newport, OR 973651194874040
  25. Jonathan Robbins, M.D., M.S.Portland, OR 972391437492295
  26. Gregory Robinson, MDPortland, OR 972161831151315
  27. Alexis Robles, DOCorvallis, OR 973301225590136
  28. Stacey RoddickMcMinnville, OR 971281740926815
  29. Efren Rodriguez, DOCorvallis, OR 973301639009343
  30. Hector Rodriguez, D.O.Portland, OR 972191861521411
  31. Liza Rodriguez Jimenez, M.D.Beaverton, OR 970051346222049
  32. Jonathan Rogers, M.D., M.SC.Gresham, OR 970301972738847
  33. James Rood, D.O.Clackamas, OR 970151174901227
  34. Leslie Root, MDPortland, OR 972271831167907
  35. Ronald Rosen, M.D.Bend, OR 977011033120050
  36. Mark Rosenberg, MDPortland, OR 972131922181106
  37. Nicolette Rosendahl, DOCorvallis, OR 973301689127045
  38. Seth Rosenfeld, MDPortland, OR 972061013920537
  39. Olivia Ross, DOCorvallis, OR 973301881485886
  40. Isadora Roth, M.D.Portland, OR 972101972603553
  41. Steven Rotter, MDPortland, OR 972191558447722
  42. Madden Rowell, M.D.Portland, OR 972181174970149
  43. Jeremy Rower, M.D.Portland, OR 972251609909803
  44. Boris Rozenberg, DOPortland, OR 972251861982530
  45. David Rubin, M.D.Portland, OR 972271588841399
  46. Gregory Rubin, M.D.Portland, OR 972331326269721
  47. Erik Rueckert, DOAlbany, OR 973211295128619
  48. Paige Ruh, DOPortland, OR 972251114771342
  49. Lori Rumbaugh, MDKeizer, OR 973031710903315
  50. Max Rusek, MDPortland, OR 972391558820365

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.