EXCLUDEDPROVIDER
Individual Controlled Substance

Tan Duy Nguyen

San Leandro, CA 94577

Public HHS-OIG LEIE exclusion record

Tan Duy Nguyen of San Leandro, CA is registered in the CMS NPI Registry under National Provider Identifier (NPI) 1811026339 with a primary specialty of Podiatrist, Primary Podiatric Medicine. According to the HHS-OIG List of Excluded Individuals/Entities (LEIE), Tan Duy Nguyen is currently excluded from participation in federally funded health care programs due to felony conviction relating to controlled substance, as of July 20, 2009.

Status
Currently listed by HHS-OIG
Record type
Individual
Location
San Leandro, CA 94577
Exclusion date
July 20, 2009
Exclusion type
Controlled Substance (1128a4)
NPI
1811026339

Record summary

Tan Duy Nguyen appears in the HHS-OIG List of Excluded Individuals/Entities (LEIE) public dataset as an individual record associated with San Leandro, California. The latest imported LEIE dataset lists this record as currently excluded from participation in federally funded health care programs. The exclusion date shown in the source record is July 20, 2009, and the exclusion type is 1128a4, identified by HHS-OIG as felony conviction relating to controlled substance.

Source record

SourceHHS-OIG LEIE (public dataset)
Record typeIndividual
Current statusCurrently listed by HHS-OIG
Exclusion dateJuly 20, 2009
Exclusion typeFelony conviction relating to controlled substance (1128a4)
NPI1811026339
Source dataset dateMay 2026

What this exclusion type means

HHS-OIG identifies exclusion type 1128a4 as “Felony conviction relating to controlled substance.” Felony conviction relating to a controlled substance (mandatory exclusion, minimum 5 years).

This exclusion type is a statutory category used by HHS-OIG in the LEIE dataset. The category describes the legal authority associated with the exclusion record, not a separate investigation or additional reporting by Excluded Provider.

Location and provider classification

This LEIE record is associated with San Leandro, CA 94577. The listed provider category is Podiatry Practice. The listed specialty is Podiatry.

NPI Registry context

The LEIE record lists NPI 1811026339. CMS NPPES public registry data lists this NPI as an individual record with primary taxonomy Podiatrist, Primary Podiatric Medicine (213EP1101X). Registered practice location: San Leandro, CA. NPI enumeration date: Mar 2, 2007. NPPES status: Active. The NPI Registry lists credential: D.P.M..

NPI Registry data is administrative provider-identification data from CMS. It does not independently verify or explain the HHS-OIG exclusion record above. Verify exclusion status directly with HHS-OIG.

Other excluded providers in San Leandro, CA

Other individuals and entities currently listed in the HHS-OIG LEIE public dataset with a San Leandro, CA address.

Marilyn Jazmin La Shun Landrum Individual Program Crime
San Leandro, CA · Conviction of program-related crimes · Excluded Apr 2024
Elizabeth Tinio Grey Individual Patient Abuse
San Leandro, CA · Conviction relating to patient abuse or neglect · Excluded Apr 2022
Nicol Ivonne Robinson Individual Program Crime
San Leandro, CA · Conviction of program-related crimes · Excluded Jun 2018
Eliana Baptista Ramos Individual Revocation
San Leandro, CA · License revocation, suspension, or surrender · Excluded Jun 2017
Herminigilda Noveda Manuel Individual Patient Abuse
San Leandro, CA · Conviction relating to patient abuse or neglect · Excluded Aug 2016
Tan Duy Nguyen Individual Controlled Substance
San Leandro, CA · Felony conviction relating to controlled substance · Excluded May 2016
Joseph Nicholas Reynosa Individual Revocation
San Leandro, CA · License revocation, suspension, or surrender · Excluded Aug 2015
Deborah Alisa Garman Individual Revocation
San Leandro, CA · License revocation, suspension, or surrender · Excluded Aug 2015

See all 33 excluded providers in San Leandro →

How to verify this record

This page is a public-record summary and should be treated as a possible LEIE match, not final identity verification. To verify the record, use the official HHS-OIG LEIE search and compare available identifying information through the official process. Name, location, provider category, specialty, exclusion date, and NPI should be treated as matching clues rather than final proof of identity.

What this page does not include

This page summarizes the HHS-OIG LEIE public dataset only. It does not search state Medicaid exclusion lists, state licensing-board actions, court records, malpractice records, employment history, civil lawsuits, or non-public investigations.

Verify with HHS-OIG Remove / correct this record

Related

More excluded individuals in California More records in San Leandro More felony conviction relating to controlled substance records