NPPES file of Aug 9, 2026

Ryan Hai Truong Nguyen

Psychiatric/Mental Health Nurse Practitioner · Long Beach, CA

Ryan Hai Truong Nguyen is a psychiatric/mental health nurse practitioner with a practice address in Long Beach, California, and NPI 1952187296, issued on Sep 4, 2023. Check the license (California 95026411, 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
1952187296
Name
Ryan Hai Truong Nguyen
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
95026411 CA
Self-reported in NPPES; status is on the state search
Practice location
5199 E Pacific Coast Hwy Ste 330N, Long Beach, CA 90804
Phone
(562) 365-2020
Enumerated
Sep 4, 2023
Record last updated
Sep 4, 2023
Medicare enrollment
Enrolled (PECOS I20241031001875); 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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Also registered at 5199 E Pacific Coast Hwy Ste 330N

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

  1. Melissa Addae Mensah, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1568171668
  2. Hailey AlzinaMarriage & Family Therapist1437015054
  3. Diane Curry, PMHNPPsychiatric/Mental Health Nurse Practitioner1790946135
  4. Lilly Kao, M.D.Psychiatry Physician1508830589
  5. Madeleine Kelly, LMFTMarriage & Family Therapist1285209569
  6. Ariza TandocMarriage & Family Therapist1609622935

Verify Ryan Hai Truong Nguyen 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 95026411
    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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77% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

207 Medicare Part D claims for 17 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Ryan Nguyen207
  2. Specialty average906

Most prescribed

  1. Escitalopram Oxalate31 claims
  2. Lamotrigine16 claims
  3. Bupropion Xl13 claims
  4. Quetiapine Fumarate13 claims
  5. Gabapentin12 claims
  6. Sertraline Hcl12 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: $157.09

3 payments; by number, the most common kind was food and beverage; the largest payer was Iti, Inc. (d/b/a Intra-Cellular Therapies, Inc.). The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ryan Nguyen$157.09
  2. Specialty average$1,027.77

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. Advances IN Mental Health And Addictions Treatment IncLong Beach, CA

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

Ryan Hai Truong Nguyen among 4,226 psychiatric/mental health nurse practitioner records in California

Ryan Hai Truong Nguyen is one of 4,226 psychiatric/mental health nurse practitioner records with a practice address in California. 62% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 62% of them.

  • NPI issued2023 · 62% of these records are older, 28% newer
  • In a Medicare fileYes · 62% of these records are
  • In the CMS Doctors and Clinicians fileYes · 46% of these records are
  • Graduated2023 · median 2021 among the 1,965 with a school on file
  • Record last updated2023 · 16% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatric/Mental Health Nurse Practitioner providers in California

There are 4,226 psychiatric/mental health nurse practitioner records in California.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Natasha Abbas, PMHNPLong Beach, CA 908041619797834
  2. Melissa Addae Mensah, PMHNP-BCLong Beach, CA 908041568171668
  3. Damilola Adefeso, PMHNPLong Beach, CA 908041295423838
  4. Diane Curry, PMHNPLong Beach, CA 908041790946135
  5. Tyisha Fletcher, PMHNP - BCLong Beach, CA 908041144687047
  6. Shantel Luciano, PMHNPLong Beach, CA 908041376252817
  7. Vartouhi Mansourian, PMHNP-BC, MSN, RNLong Beach, CA 908041013620483
  8. Gloria Ramos, PMHNPLong Beach, CA 908041104374925

Common questions

What is Ryan Hai Truong Nguyen's NPI number?

Ryan Hai Truong Nguyen's National Provider Identifier (NPI) is 1952187296, issued on Sep 4, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Ryan Hai Truong Nguyen located?

The NPPES record lists a practice address at 5199 E Pacific Coast Hwy Ste 330N, Long Beach, CA, 90804. Phone: (562) 365-2020. Providers update this record themselves, so call before visiting.

How can I verify Ryan Hai Truong Nguyen's license?

NPPES lists California license number 95026411, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Ryan Hai Truong Nguyen prescribe under Medicare Part D?

In 2024, Ryan Hai Truong Nguyen had 207 Medicare Part D claims for 17 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.