Registry data as of Aug 27, 2026

Ervin De Guzman, FNP

Family Nurse Practitioner · Paramount, CA

Ervin De Guzman, FNP is a family nurse practitioner with a practice address in Paramount, California, and NPI 1558150771, issued on May 5, 2025. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1558150771
Name
Ervin De Guzman
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
Practice location
14023 Paramount Blvd, Paramount, CA 90723
Phone
(562) 787-1027
Enumerated
May 5, 2025
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 14023 Paramount Blvd

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

  1. Thuylien Chau, FNPNurse Practitioner1063104248
  2. Kristoffer Chin, DOFamily Medicine Physician1790342764
  3. Daniel Kwon, DOGeriatric Medicine (Family Medicine) Physician1639736846
  4. Janice Lau, D.OPhysical Medicine & Rehabilitation Physician1548623150
  5. Kendra Rickard, FNP-BCFamily Nurse Practitioner1457948341
  6. Jennifer Ty-De Guzman, MSN, FNP,DNP,PMHNPHome Health Registered Nurse1790304194

Verify Ervin De Guzman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

One hospital or facility affiliation

  1. Excell Integrated Medical Group IncParamount, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

11 family nurse practitioner records list a Paramount practice address

They are 11 of the 286 NPPES records with a Paramount practice address, and 15,527 family nurse practitioner records in California.

Other family nurse practitioner records in California

  1. Danielle Aaroe, FAMILY NURSE PRACTITOroville, CA1750767083
  2. Joshua AaronMission Hills, CA1477291805
  3. Orly Aaron, NPSan Francisco, CA1376912451
  4. Paris Gilbert Russ AaronSacramento, CA1871079111
  5. Alvin Joseph Abad, FNP-CSan Francisco, CA1154919306
  6. Frances Abad, FNPLos Angeles, CA1053504514
  7. Raymond Abagat, FNPTorrance, CA1306685821
  8. Ashley AbalCastaic, CA1740140698
  9. Maureen Abaray, F.N.P.Stockton, CA1265549349
  10. Arcelyn Abas, NPLa Mirada, CA1174035885

Common questions

What is Ervin De Guzman, FNP's NPI number?

Ervin De Guzman, FNP's National Provider Identifier (NPI) is 1558150771, issued on May 5, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Ervin De Guzman, FNP located?

The NPPES record lists a practice address at 14023 Paramount Blvd, Paramount, CA, 90723. Phone: (562) 787-1027. Providers update this record themselves, so call before visiting.

How can I verify Ervin De Guzman, FNP's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.