NPPES file of Aug 9, 2026

Esther Ruth Carreon, N.P.

Family Nurse Practitioner · Torrance, CA

Esther Ruth Carreon, N.P. is a family nurse practitioner with a practice address in Torrance, California, and NPI 1538313812, issued on Nov 12, 2008. Check the license (California 17806, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538313812
Name
Esther Ruth Carreon
Credential
N.P.
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
17806 CA
Self-reported in NPPES; status is on the state search
Practice location
1000 W Carson St, Torrance, CA 90502
Phone
(310) 222-2345
Enumerated
Nov 12, 2008
Record last updated
Nov 12, 2008 (not updated in 18 years: call before relying on the address or phone)
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 1000 W Carson St

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

  1. Arjan AbarStudent in an Organized Health Care Education/Training Program1982309290
  2. Brenda Abarca, MDPsychiatry Physician1407485527
  3. Maleeha AbbasStudent in an Organized Health Care Education/Training Program1275203499
  4. Saamirah Abdul-MuminCommunity Health Worker1144683947
  5. Maria Elena AbedesAmbulatory Care Registered Nurse1184360992
  6. Hoda Abou-Ziab, PSYDClinical Psychologist1649618125

Verify Esther Ruth Carreon 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 17806
    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.

97% fewer Medicare Part D claims than the average family nurse practitioner in 2024

41 Medicare Part D claims for 18 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Esther Carreon41
  2. Specialty average1,305

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Esther Ruth Carreon among 16,966 family nurse practitioner records in California

Esther Ruth Carreon, N.P. 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 2008, is newer than 13% of them.

  • NPI issued2008 · 13% of these records are older, 85% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 40% of these records are
  • Record last updated2008 · 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).

174 family nurse practitioner records list a practice address in Torrance

They are 174 of the 8,901 NPPES records with a practice address in Torrance, and 16,966 family nurse practitioner records in California.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Edmond Chang, FNPTorrance, CA 905021679786024
  2. Andrew Chinchilla, NPTorrance, CA 905021568651370
  3. Irene Dolan, FNPTorrance, CA 905021891826632
  4. Constance Gallardo, FNPTorrance, CA 905021174735880
  5. Sherri Gentile, NPTorrance, CA 905021619126034
  6. Yi Liu, NPTorrance, CA 905021871706242
  7. Claudia Mazzei, NPTorrance, CA 905021104956135
  8. Rosalinda Moran, NPTorrance, CA 905021053511014

Common questions

What is Esther Ruth Carreon, N.P.'s NPI number?

Esther Ruth Carreon, N.P.'s National Provider Identifier (NPI) is 1538313812, issued on Nov 12, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Esther Ruth Carreon, N.P. located?

The NPPES record lists a practice address at 1000 W Carson St, Torrance, CA, 90502. Phone: (310) 222-2345. Providers update this record themselves, so call before visiting.

How can I verify Esther Ruth Carreon, N.P.'s license?

NPPES lists California license number 17806, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Esther Ruth Carreon, N.P. prescribe under Medicare Part D?

In 2024, Esther Ruth Carreon, N.P. had 41 Medicare Part D claims for 18 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions 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.