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Moderate
OpenScore 40

1 & 1 HOME HEALTH, INC.

8291 WESTMINSTER BLVD, STE 250A, WESTMINSTER, CA, 926833372

Claims run 10 days. Verified identity required.

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Why this was flagged

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 Home Health Agency Enrollments · record as of 27 Jul 2026 · pulled 18 Sept 2026 · version 2026-09-18 · c6841a

Other providers at this street address (1)

247 HOSPICE - ORANGE COUNTY INC

STE 250B · Incorporated Feb 18, 2013

View lead

Owners and managing parties of record

VINCE TIEN

5% OR GREATER DIRECT OWNERSHIP INTEREST · I · 100% ownership · since Mar 5, 2013

Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296

VINCE TIEN

CORPORATE OFFICER · I · 100% ownership · since Mar 5, 2013

Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296

VINCE TIEN

CORPORATE DIRECTOR · I · 100% ownership · since Mar 5, 2013

Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296

VINCE TIEN

W-2 MANAGING EMPLOYEE · I · since Mar 5, 2013

Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296

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.

CMS Home Health Agency Enrollments

1 flag
  • 2 providers share this street address

Weekly refreshes

  • 18 Sept 2026 (in use)11,494 records11,494 added · 0 changed · 0 removedpublisher data as of 27 Jul 2026
  • 18 Sept 20261,000 records1,000 added · 0 changed · 0 removedpublisher data as of 27 Jul 2026(running)

Records read from this file

  • 1 & 1 HOME HEALTH, INC.NPI 1962743146 · certification 059574 · 8291 WESTMINSTER BLVD, WESTMINSTER, CA
  • 247 HOSPICE - ORANGE COUNTY INCsame street address in the same file

CMS Home Health Agency All Owners

background detail only

Weekly refreshes

  • 18 Sept 2026 (in use)101,188 recordspublisher data as of 19 Aug 2026

Records read from this file

  • VINCE TIEN5% OR GREATER DIRECT OWNERSHIP INTEREST · 100% share · since 2013-03-05
  • VINCE TIENCORPORATE OFFICER · 100% share · since 2013-03-05
  • VINCE TIENCORPORATE DIRECTOR · 100% share · since 2013-03-05
  • VINCE TIENW-2 MANAGING EMPLOYEE · since 2013-03-05

cms_home_health_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 name1 & 1 HOME HEALTH, INC.CMS Home Health Agency EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · c6841a
NPI1962743146CMS Home Health Agency EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · c6841a
Medicare certification number059574CMS Home Health Agency EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · c6841a
CMS associate ID1254570948CMS Home Health Agency EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · c6841a
Provider typePART A PROVIDER - HOME HEALTH AGENCYCMS Home Health Agency EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · c6841a
Organisation typeCORPORATIONCMS Home Health Agency EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · c6841a
Incorporation date2013-03-07CMS Home Health Agency EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · c6841a
State of incorporationCACMS Home Health Agency EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · c6841a
Street address8291 WESTMINSTER BLVD, STE 250ACMS Home Health Agency EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · c6841a
CityWESTMINSTERCMS Home Health Agency EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · c6841a
StateCACMS Home Health Agency EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · c6841a
ZIP926833372CMS Home Health Agency EnrollmentsJul 27, 2026Sep 18, 20262026-09-18 · c6841a

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.

Community notes

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