NPPES file of Aug 9, 2026

Richard Nghiem, FNP

Nurse Practitioner · Fullerton, CA

Richard Nghiem, FNP is a nurse practitioner with a practice address in Fullerton, California, and NPI 1588129209, issued on Feb 6, 2019. Check the license (California 95010436, 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
1588129209
Name
Richard Nghiem
Credential
FNP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
95010436 CA
Self-reported in NPPES; status is on the state search
Practice location
2151 N Harbor Blvd Ste 3100, Fullerton, CA 92835
Phone
(714) 446-5830
Enumerated
Feb 6, 2019
Record last updated
Nov 15, 2022
Medicare enrollment
Enrolled (PECOS I20221206002739); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 nurse practitioner records → All 8,223 in California → Look up another NPI →

Also registered at 2151 N Harbor Blvd Ste 3100

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

  1. Alison Barnett, FNPFamily Nurse Practitioner1417681248
  2. Raquel Caldera, PA-CPhysician Assistant1275709925
  3. Erin Curry, PA-CPhysician Assistant1497262414
  4. Seo Young Lee, NPFamily Nurse Practitioner1548926132
  5. Jamie Liu, PA-CPhysician Assistant1801310552
  6. Maria Martucci, MDVascular Neurology Physician1245728823

Verify Richard Nghiem 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 95010436    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

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62% fewer Medicare Part D claims than the average nurse practitioner in 2024

425 Medicare Part D claims for 143 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 57 claims were for opioids.

  1. Richard Nghiem425
  2. Specialty average1,109

Most prescribed

  1. Ondansetron Odt92 claims
  2. Pantoprazole Sodium86 claims
  3. Omeprazole49 claims
  4. Hydrocodone-Acetaminophen46 claims
  5. Sucralfate17 claims
  6. Famotidine13 claims

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.

Industry payments in 2024: $299.88

13 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Richard Nghiem$299.88
  2. Specialty average$791.64

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

Bills Medicare through one group practice

  1. Providence Medical FoundationFullerton, CA

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

Richard Nghiem among 8,223 nurse practitioner records in California

Richard Nghiem, FNP is one of 8,223 nurse practitioner records with a practice address in California. 65% 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 61% of them.

  • NPI issued2019 · 61% of these records are older, 34% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 42% of these records are
  • Graduated2014 · median 2017 among the 3,425 with a school on file
  • Record last updated2022 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nurse Practitioner providers in California

There are 8,223 nurse practitioner records in California.

All 8,223 in California → Every provider in Fullerton → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Joy Amundson, NPFullerton, CA 928351194073692
  2. Kate Boulder, DNP, FNP-C, AGNP-CFullerton, CA 928351265946610
  3. Emalee Corbera, N.P.Fullerton, CA 928351962534792
  4. Michelle Corcoran, NPFullerton, CA 928351881802759
  5. Sarah Dejesus, N.PFullerton, CA 928351689063273
  6. Phillip HoFullerton, CA 928351508465113
  7. Janet Kong, NPFullerton, CA 928351114309192
  8. Luminita MannFullerton, CA 928351326338450

Common questions

What is Richard Nghiem, FNP's NPI number?

Richard Nghiem, FNP's National Provider Identifier (NPI) is 1588129209, issued on Feb 6, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Richard Nghiem, FNP located?

The NPPES record lists a practice address at 2151 N Harbor Blvd Ste 3100, Fullerton, CA, 92835. Phone: (714) 446-5830. Providers update this record themselves, so call before visiting.

How can I verify Richard Nghiem, FNP's license?

NPPES lists California license number 95010436, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Richard Nghiem, FNP prescribe under Medicare Part D?

In 2024, Richard Nghiem, FNP had 425 Medicare Part D claims for 143 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.

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.