NPPES file of Aug 9, 2026

Cassandra Nguyen

Pharmacist · Slidell, LA

Cassandra Nguyen is a pharmacist with a practice address in Slidell, Louisiana, and NPI 1821830407, issued on Jun 12, 2024. Check the license (Louisiana PST.025331, as entered in NPPES) with the Louisiana 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
1821830407
Name
Cassandra Nguyen
Primary taxonomy
Pharmacist 183500000X
License number
PST.025331 LA
Self-reported in NPPES; status is on the state search
Practice location
2180 Gause Blvd W, Slidell, LA 70460
Phone
(985) 646-1140
Enumerated
Jun 12, 2024
Record last updated
Jun 3, 2026
Fax
(985) 646-1921
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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Verify Cassandra Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Louisiana board licenses this profession
    Search for license PST.025331
    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
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88% fewer Medicare Part D claims than the average pharmacist in 2024

14 Medicare Part D claims for 13 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.

  1. Cassandra Nguyen14
  2. Specialty average119

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.

Cassandra Nguyen among 4,623 pharmacist records in Louisiana

Cassandra Nguyen is one of 4,623 pharmacist records with a practice address in Louisiana. 33% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 92% of them.

  • NPI issued2024 · 92% of these records are older, 5% newer
  • In a Medicare fileYes · 33% of these records are
  • In the CMS Doctors and Clinicians fileNo · 0% of these records are
  • Record last updated2026 · 78% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 183500000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

97 pharmacist records list a practice address in Slidell

They are 97 of the 1,838 NPPES records with a practice address in Slidell, and 4,623 pharmacist records in Louisiana.

The 8 pharmacist records with the nearest ZIP codes

  1. Kristie Cousin, PHARM.D.Slidell, LA 704601568758159
  2. Cassi Crast Vallee, PHARM DSlidell, LA 704601770871865
  3. Megan Gonzalez, PHARM DSlidell, LA 704601356635130
  4. William Hansen, RPHSlidell, LA 704601093124299
  5. Melinda LeSlidell, LA 704601043868250
  6. Linda Lebreton, RPHSlidell, LA 704601639508062
  7. Phuc NguyenSlidell, LA 704601457612897
  8. Janette Nguyen, PHARM DSlidell, LA 704601972912160

Common questions

What is Cassandra Nguyen's NPI number?

Cassandra Nguyen's National Provider Identifier (NPI) is 1821830407, issued on Jun 12, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Cassandra Nguyen located?

The NPPES record lists a practice address at 2180 Gause Blvd W, Slidell, LA, 70460. Phone: (985) 646-1140. Providers update this record themselves, so call before visiting.

How can I verify Cassandra Nguyen's license?

NPPES lists Louisiana license number PST.025331, as entered by the provider. Search the Louisiana board that licenses this profession; the NPPES record confirms identity only.

How much does Cassandra Nguyen prescribe under Medicare Part D?

In 2024, Cassandra Nguyen had 14 Medicare Part D claims for 13 beneficiaries; the average among pharmacist prescribers was 119. 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.