NPPES file of Aug 9, 2026

Oncology Clinical Nurse Specialist in California

23 NPPES records list oncology clinical nurse specialist with a practice address in California, 0.1 per 100,000 residents, the 25th highest rate of 41. Palo Alto and Los Angeles have the most; each record links to the provider's NPI and the California license search.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 364SX0200X · method

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

Palo Alto has the most, 3

  1. Palo Alto3
  2. Los Angeles2
  3. San Francisco2
  4. Santa Clara2
  5. Acton1

Oncology Clinical Nurse Specialist records in California

  1. Rose Ambrosino-Cook, RN., MS., CNS., CNP.Santa Rosa, CA 954031063562411
  2. Barbara Baker, CNSBurbank, CA 915051689878613
  3. Alia Bana, CNSSanta Clara, CA 950511164131033
  4. Mc Darryl Banares, MSN,RNIrvine, CA 926181306717152
  5. Deborah Christensen, APRN-CNSMountain View, CA 940411184397671
  6. Rebecca Crane-Okada, PHD, RN, CNS, AOCNEl Segundo, CA 902451063840197
  7. Frank Delarama, CNSPalo Alto, CA 943011417971524
  8. Jasmin Eshragh, C.N.S.Pleasant Hill, CA 945231003200734
  9. Sherry Goldman, NPLos Angeles, CA 900241861519365
  10. Natalia HallerEureka, CA 955011891615308
  11. Keni Horiuchi, R.N.Fairfield, CA 945331306924592
  12. Vivian Huang, RN, CNSSan Francisco, CA 941431649047796
  13. Catherine Jansen, RN PHDSan Francisco, CA 941151568594620
  14. Patricia Magdaluyo, CNS, RNSan Diego, CA 921231891622775
  15. Carolyn McManus, AGCNS, RB, OCNActon, CA 935101689497414
  16. Jessica Miles, RN, CNSSanta Clara, CA 950511386184430
  17. Jacquelyn Mitchell, APRNPalo Alto, CA 943041548994858
  18. Susan Moon Labriola, NPSan Luis Obispo, CA 934011861609414
  19. Sabrina Orique, PHD, CNS, AOCNS, OCNVisalia, CA 932911548112527
  20. Patricia Palmer, RNSacramento, CA 958171104021625
  21. Valentina Ruvalcaba, FNPChula Vista, CA 919111669830451
  22. Mary Thomas, RN, MS, AOCNPalo Alto, CA 943041922060441
  23. Hea Yoon, R. N. CNSLos Angeles, CA 900731285958256

Source: CMS NPPES, primary taxonomy 364SX0200X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 25 of 41 per resident

  1. Kansas0.1
  2. Arkansas0.1
  3. Iowa0.1
  4. California0.1
  5. New York0.1
  6. Tennessee0.1
  7. 50 states and D.C.0.1

Source: CMS NPPES, primary taxonomy 364SX0200X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

43.5% of these records appear in a Medicare file, against 48.1% 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. California43.5%
  2. United States48.1%

Oncology Clinical Nurse Specialist records in California, measured

  • In a Medicare file10 of 23 · 43.5% here, 48.1% nationally
  • In the CMS Doctors and Clinicians file2 · 8.7% here, 25.7% nationally
  • Not updated in five years or more14 · 60.9% here, 63.1% nationally

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 364SX0200X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

23 NPPES records list oncology clinical nurse specialist (364SX0200X) as their primary taxonomy with a practice address in California: 0.1 per 100,000 residents against 0.1 nationally (50 states and D.C.). Palo Alto has 3 of them (13%).

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. Illinois27
  2. Florida28
  3. New Jersey17
  4. Ohio31

States with a similar rate per 100,000

  1. New York0.1

The largest states

  1. Ohio31
  2. Florida28
  3. Illinois27
  4. New Jersey17
  5. New York11

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.