NPPES file of Aug 9, 2026

Elizabeth Guillen, AG-ACNP-BC

Acute Care Nurse Practitioner · Los Angeles, CA

Elizabeth Guillen, AG-ACNP-BC is an acute care nurse practitioner with a practice address in Los Angeles, California, and NPI 1962967695, issued on Feb 6, 2019. Check the license (California NP95005462, 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
1962967695
Name
Elizabeth Guillen
Credential
AG-ACNP-BC
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License number
NP95005462 CA
Self-reported in NPPES; status is on the state search
Practice location
1520 San Pablo St Ste 4300, Los Angeles, CA 90033
Phone
(323) 442-5849
Enumerated
Feb 6, 2019
Record last updated
Nov 27, 2023
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.
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Also registered at 1520 San Pablo St Ste 4300

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

  1. Adrian Acuna HigakiThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1831991454
  2. Nidal AlkafarnaSurgical Physician Assistant1053796136
  3. Kemp Anderson, MDSurgery Physician1942704341
  4. Craig Baker, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1922020833
  5. Christopher BerryStudent in an Organized Health Care Education/Training Program1154261477
  6. Amanda Bui, NPAcute Care Nurse Practitioner1508452244

Verify Elizabeth Guillen 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 NP95005462
    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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Industry payments in 2024: $66.49

3 payments; by number, the most common kind was food and beverage; the largest payer was Teleflex LLC. The 10,984 providers of this specialty with any payment received $647.94 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Elizabeth Guillen$66.49
  2. Specialty average$647.94

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Elizabeth Guillen among 1,810 acute care nurse practitioner records in California

Elizabeth Guillen, AG-ACNP-BC is one of 1,810 acute care nurse practitioner records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 50% of them.

  • NPI issued2019 · 50% of these records are older, 44% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileNo · 55% of these records are
  • Record last updated2023 · 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 363LA2100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Acute Care Nurse Practitioner providers in California

There are 1,810 acute care nurse practitioner records in California.

The 8 acute care nurse practitioner records with the nearest ZIP codes

  1. Ana Barajas, NPLos Angeles, CA 900331578661864
  2. Carrie Chan, NPLos Angeles, CA 900331679881254
  3. Francine Chen, NP, APRN-BCLos Angeles, CA 900331972711893
  4. Beverly Daniel, NPLos Angeles, CA 900331841453693
  5. Yvonne Esmailian, NPLos Angeles, CA 900331487689865
  6. Mary HuntsingerLos Angeles, CA 900331285674960
  7. Michiko KarubeLos Angeles, CA 900331164645966
  8. Paige Larrabee, ACNP-BCLos Angeles, CA 900331083812135

Common questions

What is Elizabeth Guillen, AG-ACNP-BC's NPI number?

Elizabeth Guillen, AG-ACNP-BC's National Provider Identifier (NPI) is 1962967695, issued on Feb 6, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Elizabeth Guillen, AG-ACNP-BC located?

The NPPES record lists a practice address at 1520 San Pablo St Ste 4300, Los Angeles, CA, 90033. Phone: (323) 442-5849. Providers update this record themselves, so call before visiting.

How can I verify Elizabeth Guillen, AG-ACNP-BC's license?

NPPES lists California license number NP95005462, 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.