← Lead board
High
OpenScore 200

KAISER FOUNDATION HOSPITALS

Doing business as KAISER ORANGE COUNTY HOSPICE

17542 17TH ST, TUSTIN, CA, 927801960

Claims run 10 days. Verified identity required.

Claiming opens the investigation packet: a case briefing, every flag explained, the owners and linked providers, a tracked checklist, pre-filled public record lookups and a downloadable dossier.

Why this was flagged

High
Owner cluster

Owner is tied to 37 providers

An owner or managing party of this provider (RAMON F BAEZ) is listed on 37 separate Medicare enrollments. Chains are legal, but rapid multi-entity accumulation is a common structure in healthcare fraud cases.

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

Moderate
Shared address

2 providers share this street address

This address is the registered location of 2 separate Medicare-enrolled providers. Legitimate causes exist (shared medical office buildings, management companies), but dense clustering of billing entities at one address is a known fraud pattern.

Source CMS Hospice Enrollments · record as of 27 Jul 2026 · pulled 18 Sept 2026 · version 2026-09-18 · 641824

Other providers at this street address (1)

KAISER FOUNDATION HOSPITALS

Incorporated Feb 19, 1948

View lead

Owners and managing parties of record

DAVID J BARGER

CORPORATE DIRECTOR · I · since May 1, 2016

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

MARGARET E PORFIDO

CORPORATE DIRECTOR · I · since Nov 1, 2011

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

JENNY MING

CORPORATE DIRECTOR · I · since Jul 6, 2021

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

RICHARD P SHANNON

CORPORATE DIRECTOR · I · since Jul 1, 2014

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

REGINA M BENJAMIN

CORPORATE DIRECTOR · I · since Jun 1, 2015

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

MICHELLE J GASKILL-HAMES

CORPORATE OFFICER · I · since Sep 18, 2023

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

JUDITH A JOHANSEN

CORPORATE DIRECTOR · I · since Apr 1, 2006

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

JASON THOMAS

W-2 MANAGING EMPLOYEE · I · since Oct 23, 2023

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

JASON THOMAS

OPERATIONAL/MANAGERIAL CONTROL · I · since Oct 23, 2023

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

DEEPA MANU SAVANI

CONTRACTED MANAGING EMPLOYEE · I · since Aug 28, 2022

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

DOUGLAS A LEMIEUX

W-2 MANAGING EMPLOYEE · I · since Jul 8, 2018

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

DAVID F HOFFMEISTER

CORPORATE DIRECTOR · I · since Nov 1, 2014

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

KAISER FOUNDATION HOSPITALS

OPERATIONAL/MANAGERIAL CONTROL · O · since Dec 12, 2011

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

MARK COSTA

CORPORATE OFFICER · I · since Jan 5, 2015

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

MARK COSTA

W-2 MANAGING EMPLOYEE · I · since Jan 5, 2015

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

MARK COSTA

OPERATIONAL/MANAGERIAL CONTROL · I · since Jan 5, 2015

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

ARNOLD EUGENE WASHINGTON

CORPORATE DIRECTOR · I · since Jan 4, 2016

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

INES GAETA

OPERATIONAL/MANAGERIAL CONTROL · I · since Apr 4, 2022

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

JEFFREY E EPSTEIN

CORPORATE DIRECTOR · I · since Apr 1, 2013

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

TERESA RAMIREZ

W-2 MANAGING EMPLOYEE · I · since Sep 29, 2016

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

ANGEL VARGAS

CORPORATE OFFICER · I · since Sep 18, 2023

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

ANGEL VARGAS

W-2 MANAGING EMPLOYEE · I · since Sep 18, 2023

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

ANGEL VARGAS

OPERATIONAL/MANAGERIAL CONTROL · I · since Aug 13, 2018

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

RAMON F BAEZ

CORPORATE DIRECTOR · I · since Jun 4, 2016

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

GREGORY A ADAMS

CORPORATE OFFICER · I · since Nov 11, 2019

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

GREGORY A ADAMS

CORPORATE DIRECTOR · I · since Nov 11, 2019

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

MATTHEW T RYAN

CORPORATE DIRECTOR · I · since Jan 1, 2020

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

LESLIE S HEISZ

CORPORATE DIRECTOR · I · since Jan 1, 2015

Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513

Source timeline

Every flag on this provider is built from one or more published government files. Below is each file that contributed, the weekly pulls we have of it, and the actual records read from it.

  • Owner is tied to 37 providers

Weekly refreshes

  • 18 Sept 2026 (in use)70,444 recordspublisher data as of 19 Aug 2026

Records read from this file

  • 2 providers share this street address

Weekly refreshes

  • 18 Sept 2026 (in use)5,802 records5,000 added · 1 changed · 0 removedpublisher data as of 27 Jul 2026

Records read from this file

  • KAISER FOUNDATION HOSPITALSNPI 1962724856 · certification 551634 · 17542 17TH ST, TUSTIN, CA
  • KAISER FOUNDATION HOSPITALSsame street address in the same file

cms_hospice_payments

background detail only

No completed weekly pull is recorded for this file yet.

Records read from this file

Where every detail came from

Each value below is traced to the published file it was read from, the day we downloaded it, and the weekly version it belongs to. Open the link to check the original record yourself.

DetailValuePublished fileRecord as ofPulledVersion
Legal nameKAISER FOUNDATION HOSPITALSCMS Hospice EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · 641824
Trading nameKAISER ORANGE COUNTY HOSPICECMS Hospice EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · 641824
NPI1962724856CMS Hospice EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · 641824
Medicare certification number551634CMS Hospice EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · 641824
CMS associate ID6800707456CMS Hospice EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · 641824
Provider typePART A PROVIDER - HOSPICECMS Hospice EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · 641824
Organisation typeCORPORATIONCMS Hospice EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · 641824
Incorporation date1948-02-19CMS Hospice EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · 641824
State of incorporationCACMS Hospice EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · 641824
Street address17542 17TH STCMS Hospice EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · 641824
CityTUSTINCMS Hospice EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · 641824
StateCACMS Hospice EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · 641824
ZIP927801960CMS Hospice EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · 641824

What changed

How this provider's public record has moved between weekly refreshes. See the whole week.

Nothing has changed for this provider since we started comparing weekly refreshes.

Public research history

Nobody has worked this lead yet. Notes published by investigators stay here even after a claim expires.

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