EXCLUDEDPROVIDER
Individual Program Crime

Tamara Lynn Diaz

Whittier, CA 90606

Public HHS-OIG LEIE exclusion record

Tamara Lynn Diaz of Whittier, CA is registered in the CMS NPI Registry under National Provider Identifier (NPI) 1992925010 with a primary specialty of Counselor, Addiction (Substance Use Disorder). According to the HHS-OIG List of Excluded Individuals/Entities (LEIE), Tamara Lynn Diaz is currently excluded from participation in federally funded health care programs due to conviction of program-related crimes, as of June 20, 2023.

Status
Currently listed by HHS-OIG
Record type
Individual
Location
Whittier, CA 90606
Exclusion date
June 20, 2023
Exclusion type
Program Crime (1128a1)
NPI
1992925010

Record summary

Tamara Lynn Diaz appears in the HHS-OIG List of Excluded Individuals/Entities (LEIE) public dataset as an individual record associated with Whittier, 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 June 20, 2023, and the exclusion type is 1128a1, identified by HHS-OIG as conviction of program-related crimes.

Source record

SourceHHS-OIG LEIE (public dataset)
Record typeIndividual
Current statusCurrently listed by HHS-OIG
Exclusion dateJune 20, 2023
Exclusion typeConviction of program-related crimes (1128a1)
NPI1992925010
Source dataset dateMay 2026

What this exclusion type means

HHS-OIG identifies exclusion type 1128a1 as “Conviction of program-related crimes.” Conviction of a criminal offense related to the delivery of an item or service under Medicare or a State health care program (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 Whittier, CA 90606. The listed provider category is Individual - Licensed Health Care Service Provider. The listed specialty is Counselor.

NPI Registry context

The LEIE record lists NPI 1992925010. CMS NPPES public registry data lists this NPI as an individual record with primary taxonomy Counselor, Addiction (Substance Use Disorder) (101YA0400X). Registered practice location: Long Beach, CA. NPI enumeration date: Apr 30, 2007. NPPES status: Active.

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 Whittier, CA

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

Ixchel Marise Cosio Individual Revocation
Whittier, CA · License revocation, suspension, or surrender · Excluded Jan 2025
Roy Ronda Rillera Individual Drug Felony
Whittier, CA · Felony conviction relating to controlled substance · Excluded Apr 2021
Eduard Terosipyan Individual Program Crime
Whittier, CA · Conviction of program-related crimes · Excluded Oct 2020
Young Sook Lee Individual Revocation
Whittier, CA · License revocation, suspension, or surrender · Excluded Oct 2019
Leslie Monique Rodriguez Individual Program Crime
Whittier, CA · Conviction of program-related crimes · Excluded Feb 2018
Jackqueline R Sargent Individual Program Crime
Whittier, CA · Conviction of program-related crimes · Excluded Jul 2017
David Major Individual Loan Default
Whittier, CA · Default on health education loan or scholarship obligations · Excluded May 2016
Arnold Nerenberg Individual Felony Fraud
Whittier, CA · Felony conviction relating to health care fraud · Excluded Sep 2014

See all 35 excluded providers in Whittier →

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

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