NPPES file of Aug 9, 2026

Karina Cosue Toliver, FNP-C

Family Nurse Practitioner · Downey, CA

Karina Cosue Toliver, FNP-C is a family nurse practitioner with a practice address in Downey, California, and NPI 1235709684, issued on Jun 28, 2021. Check the license (California 95017340, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1235709684
Name
Karina Cosue Toliver
Credential
FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
95017340 CA
Self-reported in NPPES; status is on the state search
Practice location
11525 Brookshire Ave Ste 300, Downey, CA 90241
Phone
(562) 869-4497
Enumerated
Jun 28, 2021
Record last updated
Nov 30, 2025
Medicare enrollment
Enrolled (PECOS I20211013002151); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 11525 Brookshire Ave Ste 300

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

  1. Richard Winkelmann, D.O.Dermatology Physician1720427024

Verify Karina Cosue Toliver 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 95017340
    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.

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Bills Medicare through one group practice

  1. Healthcare Partners Affiliates Medical GroupLong Beach, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Karina Cosue Toliver among 16,966 family nurse practitioner records in California

Karina Cosue Toliver, FNP-C is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 62% of them.

  • NPI issued2021 · 62% of these records are older, 32% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 40% of these records are
  • Graduated2014 · median 2019 among the 6,793 with a school on file
  • Record last updated2025 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

94 family nurse practitioner records list a practice address in Downey

They are 94 of the 3,607 NPPES records with a practice address in Downey, and 16,966 family nurse practitioner records in California.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Cecilia Ann, NPDowney, CA 902411306212717
  2. Donna Butts, N.P.Downey, CA 902411225189756
  3. Veronica Castaneda, NURSE PRACTITIONERDowney, CA 902411164965596
  4. Roxanne Chavez, FNP-CDowney, CA 902411437579547
  5. Angela CollinsDowney, CA 902411235567538
  6. Janessa Creado, NPDowney, CA 902411306078027
  7. Nkechi Ikejiofor, FNPDowney, CA 902411760813380
  8. Anais Lane, NPDowney, CA 902411811261084

Common questions

What is Karina Cosue Toliver, FNP-C's NPI number?

Karina Cosue Toliver, FNP-C's National Provider Identifier (NPI) is 1235709684, issued on Jun 28, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Karina Cosue Toliver, FNP-C located?

The NPPES record lists a practice address at 11525 Brookshire Ave Ste 300, Downey, CA, 90241. Phone: (562) 869-4497. Providers update this record themselves, so call before visiting.

How can I verify Karina Cosue Toliver, FNP-C's license?

NPPES lists California license number 95017340, 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. Medicare files from data.cms.gov. 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.