NPPES file of Aug 9, 2026

Chiropractor in Massachusetts

1,577 NPPES records list chiropractor with a practice address in Massachusetts, 23 per 100,000 residents, the 36th highest rate of 51. Boston and Worcester have the most; each record links to the provider's NPI and the Massachusetts license search. Page 23 of 32.

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).

Boston has the most, 70

  1. Boston70
  2. Worcester42
  3. Quincy32
  4. Cambridge31
  5. Springfield30

Chiropractor records in Massachusetts

  1. Anil Nair, D.C.Dorchester, MA 021241649489063
  2. Laura Nathanson, D.C.Sudbury, MA 017761235231176
  3. Stephen Nault, DCWorcester, MA 016051760545016
  4. Rajiv Nehra, D.C.Fall River, MA 027201881769388
  5. Courtney Neill, D.C.Beverly, MA 019151932369014
  6. Jamie Neithold Nash, DCS Dennis, MA 026601669502340
  7. Stuart Neivert, D.C.Wellesley Hills, MA 024811336247444
  8. Tami Nelson, DCFeeding Hills, MA 010301578630760
  9. Jeffery Newman, DCNewburyport, MA 019501578895975
  10. David Newton, DCWellesley, MA 024821639291826
  11. Binh Nguyen, DCHopkinton, MA 017481932216140
  12. Charlie Nguyen, DCBrockton, MA 023011457178766
  13. Natalie Nguyen, DCDanvers, MA 019231447940598
  14. Michael Nicaretta, D.C.Springfield, MA 011181952340259
  15. Michael Nichols, DCLynn, MA 019051740328509
  16. Lisa Nicotera, D.C.Northampton, MA 010601316918261
  17. Troy Niezgoda, DCProvincetown, MA 026571154910958
  18. Gregory Nolan, DCFall River, MA 027211174558464
  19. William Nolan, DCDanvers, MA 019231316900426
  20. Brenna Normandin, D.C.Ashburnham, MA 014301285886580
  21. Colleen Norris, D.C.Newbury, MA 019511790795037
  22. Edward Nowak, DCHadley, MA 010351184601676
  23. Ian Nurse, DCBoston, MA 021081114281797
  24. Angela O'Brien, D.C.Swampscott, MA 019071619074317
  25. Kevin O'Brien, DCMethuen, MA 018441780731851
  26. Neil O'Brien, D.C.Cotuit, MA 026351609842798
  27. Paul O'Brien, D.C.,Seekonk, MA 027711710011507
  28. Dennis O'Connor, DCMarblehead, MA 019451710994033
  29. Maryellen O'Connor, D.C.Waltham, MA 024521093804791
  30. Michael O'Connor, DCSpringfield, MA 011041396803300
  31. Peyton O'ConnorSpringfield, MA 011041497315444
  32. Jason O'Desky, D.C.Lynn, MA 019011649351420
  33. Deanna O'Dwyer-Swensen, D.C.Melrose, MA 021761861579195
  34. Timothy O'Leary, D.C.Peabody, MA 019601629098272
  35. Erin O'Maley, D.C.Danvers, MA 019231801230388
  36. Kathleen O'Malley, D.C.North Grafton, MA 015361033245006
  37. Thomas O'Malley, D.C.North Grafton, MA 015361467588426
  38. Andrey Okhrimenko, D.C.West Springfield, MA 010891841538717
  39. Carolyn Oliveira, DCNorwood, MA 020621134772593
  40. David Oliver, D.CNewton, MA 024601922207711
  41. Christopher Olivieri, DCCohasset, MA 020251124195300
  42. Sheryl Ollie, D.C.Lynn, MA 019041982918413
  43. John Olson, D.C.Fall River, MA 027211700957495
  44. Richard Opper, DCPalmer, MA 010691316082175
  45. James Orphan, DCWalpole, MA 020811619920857
  46. Darlene Orvieto, D.C.Easthampton, MA 010271154344570
  47. Nicholas Ouellette, D.C.Nantucket, MA 025541093116980
  48. Linda Owens, D.C.Milton, MA 021861679794705
  49. Brian Pace, D.C.Saugus, MA 019061134294580
  50. Eugene Packer, D.C.North Easton, MA 023561619032372

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

Massachusetts ranks 36 of 51 per resident

  1. Delaware23
  2. Texas23
  3. Ohio23
  4. Massachusetts23
  5. Kentucky22
  6. Arkansas22
  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

1,577 NPPES records list chiropractor (111N00000X) as their primary taxonomy with a practice address in Massachusetts: 23 per 100,000 residents against 29 nationally (50 states and D.C.). Boston has 70 of them (4%).

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. Virginia1,566
  2. South Carolina1,540
  3. Tennessee1,529
  4. Kansas1,449

States with a similar rate per 100,000

  1. Kentucky22.4
  2. Ohio22.8
  3. Texas22.9
  4. Arkansas22.1

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.