NPPES file of Aug 9, 2026

Chiropractor in Oregon

1,881 NPPES records list chiropractor with a practice address in Oregon, 44 per 100,000 residents, the 6th highest rate of 51. Portland and Bend have the most; each record links to the provider's NPI and the Oregon license search. Page 25 of 38.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 111N00000X · 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, 582

  1. Portland582
  2. Bend110
  3. Beaverton92
  4. Eugene83
  5. Salem78

Chiropractor records in Oregon

  1. Brennan Noonan, DCSalem, OR 973021740092055
  2. Linda Nordhus, D.C.Bend, OR 977011306036306
  3. Lyle Norton, DCCoquille, OR 974231104904184
  4. Melinda Novak, DCPortland, OR 972301457899817
  5. Dennis Nowack, DCBeaverton, OR 970051639117336
  6. Ronald Nowack, DCLa Pine, OR 977391831243286
  7. Breaden Nowlin, DCMcMinnville, OR 971281619823556
  8. Ashley Nunley, D.C.Grand Ronde, OR 973471467692350
  9. Jesse Nuttall, D.C.Gresham, OR 970301255404612
  10. Jennifer NybergEugene, OR 974021063456200
  11. Joan O'Connor, D.C.Portland, OR 972251164616587
  12. William O'Donnell, D.C.Corvallis, OR 973331659601177
  13. Jeffrey O'Flaherty, D.C.Beaverton, OR 970051336187723
  14. Ellen O'Hara, D.C.Lake Oswego, OR 970351265746838
  15. Marelle O'Meara, DCPortland, OR 972041003947797
  16. Corey O'Neill, D.CMedford, OR 975041023445327
  17. Chandler Obermire, DCBend, OR 977021629821822
  18. David Odiorne, DCPortland, OR 972291063455731
  19. Kaden Ogles, DCTigard, OR 972231285347682
  20. Paul Okamoto, D.C.Portland, OR 972121962486373
  21. Keith Okerstrom, D.C.Corvallis, OR 973301124230214
  22. Colin Olberding, D.C.Eugene, OR 974011235492968
  23. Heidi Olejnik, D.C.Portland, OR 972141720330251
  24. Julio Olivares, DCEugene, OR 974011699132514
  25. Larry Oliver, D.C.Corvallis, OR 973301720085020
  26. Christene Olshove, DCPortland, OR 972201891917654
  27. James Olshove, DCBeaverton, OR 970071013129683
  28. Gregory Oltmann, D.C.Tigard, OR 972231588907570
  29. Ryan Ondick, D.C.Portland, OR 972301912172578
  30. Jennifer Onyschuk, DC, MSTroutdale, OR 970601174278485
  31. Jason Orey, DCAlbany, OR 973221225617202
  32. Joshua Orr, DCSalem, OR 973011699377259
  33. Joshua Ort, D.C.Silverton, OR 973811689971293
  34. Douglas Ortyn, DCPortland, OR 972131184330896
  35. Therese Osborne, DCBend, OR 977011346375474
  36. Sandra Osterberg, DCBeaverton, OR 970061396270757
  37. Christopher Osterlitz, D.C.Eugene, OR 974011104959360
  38. Andrea Otken, DCSalem, OR 973021972984755
  39. Arne Otness, DCSeaside, OR 971381699829242
  40. David Ott, DCEugene, OR 974011033247473
  41. Gail Ott, D.C.Portland, OR 972101760411466
  42. Shane Ott, D.C.Portland, OR 972101093050163
  43. Jeffery Otto, D.C.Beaverton, OR 970071811153687
  44. Kelly Otto, D.C.Tigard, OR 972231144475302
  45. Molly Ouellette, D.C.Portland, OR 972021629390232
  46. Kevin Ounjian, DCOregon City, OR 970451972494151
  47. Vencil Overland, D.C.Bend, OR 977011740476936
  48. Peter Overvold, D.C.Portland, OR 972131366400228
  49. Angela Ozeruga, D.C.Milwaukie, OR 972671306079025
  50. Bruce Pace, DCForest Grove, OR 971161578595732

Source: CMS NPPES, primary taxonomy 111N00000X: records by practice city and the list of records, file of Aug 9, 2026.

Oregon ranks 6 of 51 per resident

  1. Minnesota59
  2. South Dakota58
  3. Kansas49
  4. Oregon44
  5. Alaska43
  6. Wisconsin43
  7. 50 states and D.C.29

Source: CMS NPPES, primary taxonomy 111N00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

What the count covers

1,881 NPPES records list chiropractor (111N00000X) as their primary taxonomy with a practice address in Oregon: 44 per 100,000 residents against 29 nationally (50 states and D.C.). Portland has 582 of them (31%).

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. Arizona1,971
  2. Iowa2,019
  3. Massachusetts1,577
  4. Virginia1,566

States with a similar rate per 100,000

  1. Alaska43.2
  2. Wisconsin43.1
  3. Nebraska43.1
  4. Montana41.8

The largest states

  1. California11,498
  2. Texas6,979
  3. Florida6,967
  4. New York4,573
  5. Illinois4,524

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.