About HHS-OIG exclusions in Cupertino, California
The records on this page are individuals and entities with a Cupertino, California
address that the U.S. Department of Health and Human Services, Office of Inspector General (HHS-OIG) has
excluded from participation in Medicare, Medicaid, and other federally funded health care programs. The
latest imported HHS-OIG LEIE dataset lists 8 currently excluded
records in Cupertino — 8
individuals and 0
entities. While a party is excluded, federal health care
programs will not pay for items or services they furnish, order, or prescribe.
This page summarizes the public LEIE dataset only and is not an official government record.
Always verify a person or entity's identity and current exclusion status directly with HHS-OIG before
making employment, contracting, credentialing, billing, or compliance decisions.
Top exclusion types in Cupertino
The most common statutory bases for exclusion in Cupertino, California are
license revocation, suspension, or surrender (2), default on health education loan or scholarship obligations (2), conviction of program-related crimes (2), felony conviction relating to health care fraud (1), conviction relating to patient abuse or neglect (1).
Provider categories in Cupertino
Common provider categories among excluded Cupertino records include
Chiropractic Practice (4), Individual - Licensed Health Care Service Provider (3), Physician (MD, DO) (1).
Records (8)
Seyed Hamid Tofigh
Individual
Program Crime
Cupertino, CA ·
Conviction of program-related crimes
· Excluded May 2025
Juan Esteban Posada
Individual
Program Crime
Cupertino, CA ·
Conviction of program-related crimes
· Excluded Mar 2023
Lionel Francis Jara
Individual
Revocation
Cupertino, CA ·
License revocation, suspension, or surrender
· Excluded Jun 2014
John Michael Puccinelli
Individual
Revocation
Cupertino, CA ·
License revocation, suspension, or surrender
· Excluded Apr 2012
Christopher Hyungkeun Sim
Individual
Felony Fraud
Cupertino, CA ·
Felony conviction relating to health care fraud
· Excluded Jan 2006
Hossein Abtahi
Individual
Loan Default
Cupertino, CA ·
Default on health education loan or scholarship obligations
· Excluded Apr 2005
Matt Reza Montana
Individual
Patient Abuse
Cupertino, CA ·
Conviction relating to patient abuse or neglect
· Excluded Apr 2001
Gwenn M Weiss
Individual
Loan Default
Cupertino, CA ·
Default on health education loan or scholarship obligations
· Excluded Feb 1995
← All California records
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Verify with HHS-OIG. This page summarizes public HHS-OIG LEIE data. It is not an official
government record. Name matches alone are not sufficient to verify identity. Verify identity and
exclusion status directly with HHS-OIG before relying on this information for employment,
contracting, credentialing, legal, or compliance decisions.