Why this was flagged
4 providers share this street address
This address is the registered location of 4 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
Many providers in separate suites of one building
This building hosts providers registered across 4 different suite or unit numbers, a pattern seen when shell agencies are set up side by side.
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 (3)
Owners and managing parties of record
LYDIA Y AHN
5% OR GREATER DIRECT OWNERSHIP INTEREST · I · 100% ownership · since Mar 11, 2004
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
LYDIA Y AHN
CORPORATE OFFICER · I · 98% ownership · since Mar 11, 2004
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
LYDIA Y AHN
CORPORATE DIRECTOR · I · 98% ownership · since Mar 11, 2004
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
LYDIA Y AHN
W-2 MANAGING EMPLOYEE · I · 98% ownership · since Mar 11, 2004
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
LYDIA Y AHN
OPERATIONAL/MANAGERIAL CONTROL · I · 98% ownership · since Mar 11, 2004
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
JOHN J AHN
OPERATIONAL/MANAGERIAL CONTROL · I · 2% ownership · since Mar 11, 2004
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
FELICIA CAMPELLONE
W-2 MANAGING EMPLOYEE · I · 2% ownership · since Aug 20, 2014
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
JOHN J AHN
CORPORATE OFFICER · I · 2% ownership · since Mar 11, 2004
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
JOHN J AHN
CORPORATE DIRECTOR · I · 2% ownership · since Mar 11, 2004
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
JOHN J AHN
W-2 MANAGING EMPLOYEE · I · 2% ownership · since Mar 11, 2004
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
SOUMITRA SARKAR
CONTRACTED MANAGING EMPLOYEE · I · 0% ownership · since Nov 14, 2007
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.
CMS Hospice Enrollments
- 4 providers share this street address
- Many providers in separate suites of one building
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
- EVERGREEN HOSPICE CARE, INC.NPI 1629270699 · certification 551530 · 17215 STUDEBAKER RD, CERRITOS, CA
- EVERGREEN HOME HEALTH, INC.same street address in the same file
- RAE STAR HEALTH SYSTEMS, INC.same street address in the same file
- ABSOLUTE HOSPICE & PALLIATIVE CARE INCsame street address in the same file
CMS Hospice All Owners
Weekly refreshes
- 18 Sept 2026 (in use)70,444 recordspublisher data as of 19 Aug 2026
Records read from this file
- LYDIA Y AHN5% OR GREATER DIRECT OWNERSHIP INTEREST · 100% share · since 2004-03-11
- LYDIA Y AHNCORPORATE OFFICER · 98% share · since 2004-03-11
- LYDIA Y AHNCORPORATE DIRECTOR · 98% share · since 2004-03-11
- LYDIA Y AHNW-2 MANAGING EMPLOYEE · 98% share · since 2004-03-11
- LYDIA Y AHNOPERATIONAL/MANAGERIAL CONTROL · 98% share · since 2004-03-11
- JOHN J AHNOPERATIONAL/MANAGERIAL CONTROL · 2% share · since 2004-03-11
- FELICIA CAMPELLONEW-2 MANAGING EMPLOYEE · 2% share · since 2014-08-20
- JOHN J AHNCORPORATE OFFICER · 2% share · since 2004-03-11
cms_hospice_payments
No completed weekly pull is recorded for this file yet.
Records read from this file
- Evergreen Hospice Care, Inc — 2024$6,773,124 paid · 301 patients
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.
| Detail | Value | Published file | Record as of | Pulled | Version |
|---|---|---|---|---|---|
| Legal name | EVERGREEN HOSPICE CARE, INC. | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| NPI | 1629270699 | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| Medicare certification number | 551530 | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| CMS associate ID | 7012906209 | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| Provider type | PART A PROVIDER - HOSPICE | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| Organisation type | CORPORATION | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| Incorporation date | 2004-03-11 | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| State of incorporation | CA | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| Street address | 17215 STUDEBAKER RD, SUITE #100 | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| City | CERRITOS | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| State | CA | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| ZIP | 907032521 | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 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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