NPPES file of Aug 9, 2026

Ambulatory Care Registered Nurse in Massachusetts

164 NPPES records list ambulatory care registered nurse with a practice address in Massachusetts, 2.3 per 100,000 residents, the 8th highest rate of 51. Cambridge and Boston have the most; each record links to the provider's NPI and the Massachusetts license search. Page 2 of 4.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 163WP2201X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Cambridge has the most, 40

  1. Cambridge40
  2. Boston34
  3. Somerville18
  4. Malden7
  5. Revere5

Ambulatory Care Registered Nurse records in Massachusetts

  1. Elizabeth Ferreira, RNSomerville, MA 021451326960055
  2. Heather Finnegan, RNCambridge, MA 021391811603681
  3. Mary Flynn, RNCambridge, MA 021391124546676
  4. Emma GeigerBoston, MA 021131295522092
  5. Maria GervaisFitchburg, MA 014201235942731
  6. Kettelyne GillesBeverly, MA 019151073061883
  7. Chassea Golden, RN, MPHBoston, MA 021181386862845
  8. Yassara Gomes, RNBrockton, MA 023021114650546
  9. Ashley GrecoWaltham, MA 024521891439501
  10. Nancy Griffin, RNCambridge, MA 021391356768642
  11. Julia Gunn, RNBoston, MA 021181831318690
  12. Michelle Gurel, RNBoston, MA 021141740338409
  13. Elaina Guy, RNSomerville, MA 021431770885402
  14. Catherine Haas, RNCambridge, MA 021391508474883
  15. Safiyya Haneef-Mason, RNBoston, MA 021181922211416
  16. Kimberley Hartman-PoulinMalden, MA 021481568295160
  17. Maryellen Hernon, REGISTERED NURSECambridge, MA 021391356547970
  18. Rachael Hershman, RN BSNCambridge, MA 021391417791666
  19. Daphney Jean, LPNSomerville, MA 021431396161097
  20. Genevierge Jean-Francois, RNBraintree, MA 021841245816156
  21. Ellen Jean-Louis, RNCambridge, MA 021391770165797
  22. Kimberly Johnson, LPNCambridge, MA 021391629630165
  23. Melissa Joseph, RNSomerville, MA 021431508117359
  24. Audrey JoyLynn, MA 019011902570385
  25. Galya Kamenova, RN BSNJamaica Plain, MA 021301659234649
  26. Cara KelleherWeymouth, MA 021891831023647
  27. Caroline Kingara, RNBoston, MA 021181932386133
  28. Annette Knight, R.N. C.D.E.Danvers, MA 019231063607836
  29. Josie Kramer, RNBoston, MA 021281245729763
  30. Medina Kusuran, RNSomerville, MA 021431811242662
  31. Maryellen Landino, RNCambridge, MA 021391407101959
  32. Patricia Lannon, RNCambridge, MA 021391801469457
  33. Valerie LantimoCambridge, MA 021391356756324
  34. Roxane Larouche, NPBoston, MA 022151114277159
  35. Denise LatinoAuburn, MA 015011790116895
  36. Jamesline Leger, RNCambridge, MA 021391265990493
  37. Sandra Leo-Clark, RNMarstons Mills, MA 026481821589185
  38. Annette Levitt, R.NBoston, MA 021141346394541
  39. Rose Lotin-Lauture, FNP-CDorchester, MA 021211518799261
  40. Lianne Lucontoni, R,N.Somerville, MA 021451023541042
  41. Joan Maccormack, RNSomerville, MA 021431396047205
  42. Darren Maggio, BSN, RNNorwood, MA 020621831708684
  43. Suzette MakarCambridge, MA 021391639640865
  44. Donna Makosky, RNBoston, MA 021141568689115
  45. Michael Malone, RNBoston, MA 021181992923767
  46. Jeremy Marcinkevich, RNMethuen, MA 018441114744828
  47. Debra Mariano, RNChelsea, MA 021501336271279
  48. Margaret Marino, NPCharlestown, MA 021291982751228
  49. Nadine MarsanEverett, MA 021491548562515
  50. Kelly Mattar, RNBridgewater, MA 023241619829520

Source: CMS NPPES, primary taxonomy 163WP2201X: records by practice city and the list of records, file of Aug 9, 2026.

Massachusetts ranks 8 of 51 per resident

  1. Alaska2.6
  2. Wisconsin2.6
  3. California2.4
  4. Massachusetts2.3
  5. Rhode Island2.2
  6. Nebraska1.9
  7. 50 states and D.C.1.0

Source: CMS NPPES, primary taxonomy 163WP2201X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

3.0% of these records appear in a Medicare file, against 1.3% 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. Massachusetts3.0%
  2. United States1.3%

Ambulatory Care Registered Nurse records in Massachusetts, measured

  • In a Medicare file5 of 164 · 3.0% here, 1.3% nationally
  • In the CMS Doctors and Clinicians file3 · 1.8% here, 0.4% nationally
  • Not updated in five years or more109 · 66.5% here, 42.7% nationally

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 163WP2201X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

164 NPPES records list ambulatory care registered nurse (163WP2201X) as their primary taxonomy with a practice address in Massachusetts: 2.3 per 100,000 residents against 1 nationally (50 states and D.C.). Cambridge has 40 of them (24%).

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. Texas159
  2. Wisconsin151
  3. Michigan130
  4. Ohio199

States with a similar rate per 100,000

  1. California2.4
  2. Rhode Island2.2
  3. Alaska2.6
  4. Wyoming2.7

The largest states

  1. California940
  2. Ohio199
  3. Texas159
  4. Wisconsin151
  5. Michigan130

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.