NPPES file of Aug 9, 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 (California 95033857, 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
1558150771
Name
Ervin De Guzman
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
95033857 CA
Self-reported in NPPES; status is on the state search
Practice location
14023 Paramount Blvd, Paramount, CA 90723
Phone
(562) 787-1027
Enumerated
May 5, 2025
Record last updated
May 5, 2025
Medicare enrollment
Enrolled (PECOS I20250830000219); 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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8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →

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 profession
    Search for license 95033857    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. Excell Integrated Medical Group IncParamount, CA

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

Ervin De Guzman among 16,966 family nurse practitioner records in California

Ervin De Guzman, FNP 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 2025, is newer than 90% of them.

  • NPI issued2025 · 90% of these records are older, 3% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 40% of these records are
  • Graduated2024 · 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).

12 family nurse practitioner records list a practice address in Paramount

They are 12 of the 286 NPPES records with a practice address in Paramount, and 16,966 family nurse practitioner records in California.

All 16,966 in California → Every provider in Paramount → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Almira Briones, NPParamount, CA 907231134819188
  2. Joy Ann Carlos, NURSE PRACTITIONERParamount, CA 907231548014921
  3. Sonam DesaiParamount, CA 907231578031423
  4. Elizabeth FridayParamount, CA 907231851855779
  5. Joseph Okorie, FNPParamount, CA 907231942870381
  6. Ronan Patonona, NP-CParamount, CA 907231407496433
  7. Kendra Rickard, FNP-BCParamount, CA 907231457948341
  8. Brenda Rollins, FNPParamount, CA 907231316394521

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?

NPPES lists California license number 95033857, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.