NPPES file of Aug 9, 2026

Registered Nurse First Assistant in California

303 NPPES records list registered nurse first assistant with a practice address in California, 0.8 per 100,000 residents, the 17th highest rate of 51. Modesto and Ventura have the most; each record links to the provider's NPI and the California license search. Page 7 of 7.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 163WR0006X · method

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

Modesto has the most, 26

  1. Modesto26
  2. Ventura10
  3. Long Beach9
  4. Newport Beach8
  5. Truckee8

Registered Nurse First Assistant records in California

  1. Lijuan YuBellflower, CA 907061528398120
  2. Cindy Zafran, RNFAAnaheim, CA 928011831472497
  3. Linda Zellers, LINDA ZELLERS, RNFALaguna Hills, CA 926531639214950

Source: CMS NPPES, primary taxonomy 163WR0006X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 17 of 51 per resident

  1. Florida1.0
  2. Georgia0.9
  3. Montana0.9
  4. California0.8
  5. Illinois0.7
  6. New York0.6
  7. 50 states and D.C.0.8

Source: CMS NPPES, primary taxonomy 163WR0006X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

What the count covers

303 NPPES records list registered nurse first assistant (163WR0006X) as their primary taxonomy with a practice address in California: 0.8 per 100,000 residents against 0.8 nationally (50 states and D.C.). Modesto has 26 of them (9%).

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. Texas310
  2. Florida215
  3. New Jersey213
  4. New York127

States with a similar rate per 100,000

  1. Illinois0.7
  2. Montana0.9
  3. Georgia0.9
  4. West Virginia0.6

The largest states

  1. Texas310
  2. Florida215
  3. New Jersey213
  4. New York127
  5. Washington124

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.