NPPES file of Aug 9, 2026

Cassandra Fay Barrena

Registered Nurse · Mariposa, CA

Cassandra Fay Barrena is a registered nurse with a practice address in Mariposa, California, and NPI 1255158606, issued on Sep 25, 2024. Check the license (California 534138, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1255158606
Name
Cassandra Fay Barrena
Primary taxonomy
Registered Nurse 163W00000X
License number
534138 CA
Self-reported in NPPES; status is on the state search
Practice location
5379 CA-49, Mariposa, CA 95338
Phone
(209) 347-7771
Enumerated
Sep 25, 2024
Record last updated
Sep 25, 2024
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 5379 CA-49

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jim Whitworth, PARAMEDICParamedic1619605193

Verify Cassandra Fay Barrena in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 534138
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

13 registered nurse records list a practice address in Mariposa

They are 13 of the 237 NPPES records with a practice address in Mariposa, and 13,506 registered nurse records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other registered nurse records in California

  1. Patricia A Onyango, RNModesto, CA1780424473
  2. Adelaida A Zavala, RNOntario, CA1235702804
  3. Anu Aaltonen-Bond, RNRancho Cordova, CA1972895696
  4. Victoria AardappelChico, CA1396148698
  5. Denise Aaron, RNSan Diego, CA1497345268
  6. Bernadette Marie Abadilla, RNMillbrae, CA1154970697
  7. Brenda Abalos, RNNational City, CA1497064737
  8. Carla Abalos, RNUnion City, CA1669158523
  9. Caron Faustino Marti AbalosCerritos, CA1811603327
  10. Geraldine Abalos, RNSanta Cruz, CA1073456109

Common questions

What is Cassandra Fay Barrena's NPI number?

Cassandra Fay Barrena's National Provider Identifier (NPI) is 1255158606, issued on Sep 25, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Cassandra Fay Barrena located?

The NPPES record lists a practice address at 5379 CA-49, Mariposa, CA, 95338. Phone: (209) 347-7771. Providers update this record themselves, so call before visiting.

How can I verify Cassandra Fay Barrena's license?

NPPES lists California license number 534138, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it 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.