NPPES file of Aug 9, 2026

Hien Truong, NP

Adult Health Nurse Practitioner · Laguna Hills, CA

Hien Truong, NP is an adult health nurse practitioner with a practice address in Laguna Hills, California, and NPI 1558785493, issued on Feb 12, 2014. Check the license (California 21587, 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
1558785493
Name
Hien Truong
Credential
NP
Primary taxonomy
Adult Health Nurse Practitioner 363LA2200X
License number
21587 CA
Self-reported in NPPES; status is on the state search
Practice location
24022 Calle DE LA Plata, Laguna Hills, CA 92653
Phone
(949) 837-1578
Enumerated
Feb 12, 2014
Record last updated
Nov 30, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20140825000854); 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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Also registered at 24022 Calle DE LA Plata

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

  1. Carol Basilio, DDSDentist1144490483
  2. Amarpal Chana, M.D.Interventional Cardiology Physician1669763447
  3. Paul Drury, M.D.Clinical Cardiac Electrophysiology Physician1912199704
  4. Martin Kruger, DDSGeneral Practice Dentistry1275673006
  5. James Lane Italiane, BC-HIS, ACAHearing Instrument Specialist1750367298
  6. Milan Patel, M.D.Interventional Cardiology Physician1952447476

Verify Hien Truong 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 21587
    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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2.8 times the Medicare Part D claims of the average adult health nurse practitioner in 2024

3,575 Medicare Part D claims for 1,048 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Hien Truong3,575
  2. Specialty average1,280

Most prescribed

  1. Metoprolol Succinate285 claims
  2. Bisoprolol Fumarate276 claims
  3. Atorvastatin Calcium247 claims
  4. Metoprolol Tartrate230 claims
  5. Pradaxa226 claims
  6. Eliquis210 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.

Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupAnaheim, CA

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

Hien Truong among 1,405 adult health nurse practitioner records in California

Hien Truong, NP is one of 1,405 adult health nurse practitioner records with a practice address in California. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 58% of them.

  • NPI issued2014 · 58% of these records are older, 37% newer
  • In a Medicare fileYes · 56% of these records are
  • In the CMS Doctors and Clinicians fileYes · 31% of these records are
  • Graduated2011 · median 2013 among the 441 with a school on file
  • Record last updated2021 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Adult Health Nurse Practitioner providers in California

There are 1,405 adult health nurse practitioner records in California.

The 8 adult health nurse practitioner records with the nearest ZIP codes

  1. Barbara Knapp-Colston, ANPLaguna Hills, CA 926531235205071
  2. Heather Hill, ANPLaguna Beach, CA 926511578984167
  3. Victoria Dell, NPAliso Viejo, CA 926561588058986
  4. Jan Vincent Aguilar, NPHuntington Beach, CA 926491124711734
  5. Margaret Morley, NPNewport Beach, CA 926581992937049
  6. Linda Buck, NPNewport Beach, CA 926601063818912
  7. Michele Westendorf, ANPNewport Beach, CA 926601518381466
  8. Stephanie ChenNewport Beach, CA 926631780317073

Common questions

What is Hien Truong, NP's NPI number?

Hien Truong, NP's National Provider Identifier (NPI) is 1558785493, issued on Feb 12, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Hien Truong, NP located?

The NPPES record lists a practice address at 24022 Calle DE LA Plata, Laguna Hills, CA, 92653. Phone: (949) 837-1578. Providers update this record themselves, so call before visiting.

How can I verify Hien Truong, NP's license?

NPPES lists California license number 21587, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Hien Truong, NP prescribe under Medicare Part D?

In 2024, Hien Truong, NP had 3,575 Medicare Part D claims for 1,048 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. 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.