NPPES file of Aug 9, 2026

Ambulatory Care Registered Nurse in California

940 NPPES records list ambulatory care registered nurse with a practice address in California, 2.4 per 100,000 residents, the 7th highest rate of 51. Los Angeles and Oakland have the most; each record links to the provider's NPI and the California license search. Page 10 of 19.

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).

Los Angeles has the most, 272

  1. Los Angeles272
  2. Oakland78
  3. Torrance78
  4. Van Nuys54
  5. Sylmar49

Ambulatory Care Registered Nurse records in California

  1. Heymi KimLos Angeles, CA 900071629598149
  2. Jane Kim, RNLos Angeles, CA 900331083136469
  3. Mi KimLos Angeles, CA 900331851814461
  4. Michelle KimLong Beach, CA 908131770003261
  5. Sun KimLos Angeles, CA 900591346779808
  6. Sung KimSan Fernando, CA 913401518496892
  7. Sung KimSylmar, CA 913421497268205
  8. Uisong KimLos Angeles, CA 900591629508791
  9. Yungmi KimPacifica, CA 940441225460140
  10. Ebony King, RNLos Angeles, CA 900591255037719
  11. Alisha Klein, RNPalo Alto, CA 943041730905373
  12. Susan Koehler, NP MSNSan Francisco, CA 941101700918737
  13. Malinda Krenn, FNPMerced, CA 953401265560007
  14. Anthony Kuhnel, REGISTERED NURSEFresno, CA 937031396582276
  15. Nora KyinInglewood, CA 903011801317144
  16. Donald La Bar, RNLancaster, CA 935351043187610
  17. Panthip LadsomLancaster, CA 935351699296178
  18. Kathryn Lagdamen, RNSan Jose, CA 951381285455691
  19. Jennifer Lahti, RNDesert Hot Springs, CA 922401851973671
  20. Julia Langhofer, RNFresno, CA 937031225097108
  21. Lisa Larranaga, RNLivingston, CA 953341932779386
  22. Susan LarsonOakland, CA 946021073072443
  23. Ana Lastra, RNLos Angeles, CA 900331235651639
  24. Stefanie Lastra, RNLancaster, CA 935351316468457
  25. Marie Latourelle, RN MSN CHFNOakland, CA 946021194414540
  26. Esther Lau, REGISTERED NURSELos Angeles, CA 900331407378805
  27. Caroline LeEl Monte, CA 917311598227696
  28. Trung LeLos Angeles, CA 900331942722988
  29. Starla Le Fridge-WilsonLos Angeles, CA 900331144742545
  30. Anna LeeLos Angeles, CA 900221669994000
  31. Changhyun LeeDowney, CA 902421043020720
  32. Christine LeeLos Angeles, CA 900071932810652
  33. Jennifer LeeLos Angeles, CA 900071770004087
  34. Krista LeeLancaster, CA 935351619688470
  35. Ui Young Lee, REGISTERED NURSESylmar, CA 913421326564253
  36. Yunhee LeeLos Angeles, CA 900591992410492
  37. Catherine Lefkowitz, REGISTERED NURSELos Angeles, CA 900331225559693
  38. Katie LegardyeLos Angeles, CA 900591356871495
  39. Elizabeth LegaspiLos Angeles, CA 900071790498749
  40. Henry Lemus, RNLancaster, CA 935351124993191
  41. Maria Lemus Gonzalez, MSN, RN, CPHQLos Angeles, CA 900711023704210
  42. Dana Marie Lepore, RNLos Angeles, CA 900331467973867
  43. Justin LindseyClearlake, CA 954221720909963
  44. Nancy Lineback, RNSan Leandro, CA 945781891376653
  45. Eugene Lintao, RNLos Angeles, CA 900591831895044
  46. Maria LiraLos Angeles, CA 900031023545993
  47. Celia Llamas, RNEast Los Angeles, CA 900221265199335
  48. Esther LococoEl Monte, CA 917311689136277
  49. Ellen LocsinLos Angeles, CA 900071962922559
  50. Christina LopezLos Angeles, CA 900331689195091

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

California ranks 7 of 51 per resident

  1. Wyoming2.7
  2. Alaska2.6
  3. Wisconsin2.6
  4. California2.4
  5. Massachusetts2.3
  6. Rhode Island2.2
  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.

2.2% 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. California2.2%
  2. United States1.3%

Ambulatory Care Registered Nurse records in California, measured

  • In a Medicare file21 of 940 · 2.2% here, 1.3% nationally
  • In the CMS Doctors and Clinicians file5 · 0.5% here, 0.4% nationally
  • Not updated in five years or more413 · 43.9% 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

940 NPPES records list ambulatory care registered nurse (163WP2201X) as their primary taxonomy with a practice address in California: 2.4 per 100,000 residents against 1 nationally (50 states and D.C.). Los Angeles has 272 of them (29%).

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. Ohio199
  2. Massachusetts164
  3. Texas159
  4. Wisconsin151

States with a similar rate per 100,000

  1. Alaska2.6
  2. Rhode Island2.2
  3. Wyoming2.7
  4. Nebraska1.9

The largest states

  1. Ohio199
  2. Massachusetts164
  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.