NPPES file of Aug 9, 2026

Gerontology Registered Nurse in California

59 NPPES records list gerontology registered nurse with a practice address in California, 0.2 per 100,000 residents, the 23rd highest rate of 46. San Diego and Sacramento have the most; each record links to the provider's NPI and the California license search. Page 1 of 2.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 163WG0600X · method

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

San Diego has the most, 7

  1. San Diego7
  2. Sacramento5
  3. San Francisco5
  4. Santee5
  5. Fresno2

Gerontology Registered Nurse records in California

  1. Zarah AbejoFresno, CA 937031922928068
  2. Melanie AlvaradoSan Diego, CA 921261619451291
  3. Lisa Asbell, RNAliso Viejo, CA 926561427906064
  4. Nancy Beecham, R N CEl Cajon, CA 920191801007299
  5. Laura Blue, BSNMenlo Park, CA 940251194556886
  6. Margaret Bluford-EdwardsSacramento, CA 958341346693660
  7. Edwina Casanada, REGISTERED NURSESan Diego, CA 921261164780649
  8. Susana Chan, RNOakland, CA 946051396496808
  9. Ellen Cope, RN, MSNLoma Linda, CA 923571427139559
  10. Mary Dellefield, PHD, RNSan Diego, CA 921611457526741
  11. Victoria Deloney, RNSacramento, CA 958201992761241
  12. Denise Diaz, RNSan Francisco, CA 941331699369041
  13. Raul Diaz, RNGarden Grove, CA 928431770409179
  14. Lilian Dumlao, R.N.Santee, CA 920711164625596
  15. Donna Edmundson, RN, CNSLoma Linda, CA 923571932296548
  16. Maria Teresa EstrinSouth San Francisco, CA 940801164647814
  17. Denise FerrieraFresno, CA 937031679310734
  18. Sheryl FloresChula Vista, CA 919131700398278
  19. Deborah Francis, MSN APRN BCSacramento, CA 958231598822785
  20. Sharon Golub, RN MN CNSLos Angeles, CA 900201710161559
  21. Susan Greenberg, GNP, RNSebastopol, CA 954721003122466
  22. Marie Hoang Le, AGNPFountain Valley, CA 927081972237915
  23. Dat Hoanggia, CNSPalo Alto, CA 943041982463121
  24. Liping Hsu, CNSSanta Clara, CA 950511588720312
  25. Florie Kuperman, RNChico, CA 959281326606088
  26. Jeanne Lahaie, BA, BS, RNSan Francisco, CA 941211114196136
  27. Noemi LazagaSan Diego, CA 921141922329838
  28. Hanmin LeeWest Hollywood, CA 900481578262879
  29. Lawrence Lemos, RNLong Beach, CA 908221073615357
  30. Nooshin Lester, RNNapa, CA 945581174112890
  31. Michael Maus, R.N.San Diego, CA 921611528263225
  32. Dana McAnelly, RNElk Grove, CA 957571740110014
  33. Rose McCarthySan Rafael, CA 949011891169355
  34. Linda Michael, GNPSacramento, CA 958161518992924
  35. Susan Moreland, NPSan Jose, CA 951191376869214
  36. Remy MundaSantee, CA 920711164044970
  37. Jill Murray, RN, CNSSan Francisco, CA 941151093917510
  38. Paul NguyenSanta Clara, CA 950511588118723
  39. Tonya O'Claire, RNGuerneville, CA 954461649508862
  40. Rachel Oksun, CNSPanorama City, CA 914021023437415
  41. Christine Partamian, AGNP-CPorter Ranch, CA 913261740854165
  42. Marivic Paynita, RNSantee, CA 920711437652112
  43. Molly Quillin-McEwan, AGNP-BC, ACCNS, RN,San Diego, CA 921141982459699
  44. Sheilla San JoseSantee, CA 920711780187435
  45. Portia Saucelo, NPMartinez, CA 945531043275415
  46. Patricia Simpkins, RNNapa, CA 945591912045600
  47. Kamlesh Singh, RNCherryland, CA 945411558176321
  48. Flora Sison, RNSantee, CA 920711255527214
  49. Jayson Stilwell, NURSE PRACTITIONERSan Ysidro, CA 921731497643183
  50. Mira Takhalova, RNLos Angeles, CA 900671366171779

Source: CMS NPPES, primary taxonomy 163WG0600X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 23 of 46 per resident

  1. Georgia0.2
  2. Massachusetts0.2
  3. Vermont0.2
  4. California0.2
  5. District of Columbia0.1
  6. Maryland0.1
  7. 50 states and D.C.0.2

Source: CMS NPPES, primary taxonomy 163WG0600X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

5.1% of these records appear in a Medicare file, against 5.9% 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. California5.1%
  2. United States5.9%

Gerontology Registered Nurse records in California, measured

  • In a Medicare file3 of 59 · 5.1% here, 5.9% nationally
  • In the CMS Doctors and Clinicians file0 · 0.0% here, 4.2% nationally
  • Not updated in five years or more39 · 66.1% here, 60.8% nationally

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 163WG0600X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

59 NPPES records list gerontology registered nurse (163WG0600X) as their primary taxonomy with a practice address in California: 0.2 per 100,000 residents against 0.2 nationally (50 states and D.C.). San Diego has 7 of them (12%).

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. New York53
  2. Ohio67
  3. Oregon42
  4. New Jersey35

States with a similar rate per 100,000

  1. Massachusetts0.2
  2. Georgia0.2
  3. Texas0.1
  4. Missouri0.2

The largest states

  1. Ohio67
  2. New York53
  3. Oregon42
  4. New Jersey35
  5. Texas34

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.