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 Home Health Agency Enrollments · record as of 19 Oct 2026 · pulled 9 Nov 2026 · version 2026-11-09 · 80bfb7
View the records behind this flag →
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 Home Health Agency Enrollments · record as of 19 Oct 2026 · pulled 9 Nov 2026 · version 2026-11-09 · 80bfb7
View the records behind this flag →
Owners and managing parties of record
LYDIA Y AHN
5% OR GREATER DIRECT OWNERSHIP INTEREST · I · 100% ownership · since Feb 20, 2002
Source CMS Home Health Agency All Owners · record as of 19 Oct 2026 · pulled 9 Nov 2026 · version 2026-11-09 · 5196f4
LYDIA Y AHN
CORPORATE OFFICER · I · 98% ownership · since Feb 20, 2002
Source CMS Home Health Agency All Owners · record as of 19 Oct 2026 · pulled 9 Nov 2026 · version 2026-11-09 · 5196f4
LYDIA Y AHN
CORPORATE DIRECTOR · I · 98% ownership · since Feb 20, 2002
Source CMS Home Health Agency All Owners · record as of 19 Oct 2026 · pulled 9 Nov 2026 · version 2026-11-09 · 5196f4
LYDIA Y AHN
OPERATIONAL/MANAGERIAL CONTROL · I · 98% ownership · since Feb 20, 2002
Source CMS Home Health Agency All Owners · record as of 19 Oct 2026 · pulled 9 Nov 2026 · version 2026-11-09 · 5196f4
LYDIA Y AHN
W-2 MANAGING EMPLOYEE · I · 96% ownership · since Feb 20, 2002
Source CMS Home Health Agency All Owners · record as of 19 Oct 2026 · pulled 9 Nov 2026 · version 2026-11-09 · 5196f4
GINA M DALY
W-2 MANAGING EMPLOYEE · I · 2% ownership · since Feb 6, 2017
Source CMS Home Health Agency All Owners · record as of 19 Oct 2026 · pulled 9 Nov 2026 · version 2026-11-09 · 5196f4
JOHN J AHN
CORPORATE OFFICER · I · 2% ownership · since Apr 15, 2002
Source CMS Home Health Agency All Owners · record as of 19 Oct 2026 · pulled 9 Nov 2026 · version 2026-11-09 · 5196f4
JOHN J AHN
CORPORATE DIRECTOR · I · 2% ownership · since Apr 15, 2002
Source CMS Home Health Agency All Owners · record as of 19 Oct 2026 · pulled 9 Nov 2026 · version 2026-11-09 · 5196f4
JOHN J AHN
W-2 MANAGING EMPLOYEE · I · 2% ownership · since Nov 28, 2007
Source CMS Home Health Agency All Owners · record as of 19 Oct 2026 · pulled 9 Nov 2026 · version 2026-11-09 · 5196f4
JOHN J AHN
OPERATIONAL/MANAGERIAL CONTROL · I · 2% ownership · since Apr 15, 2002
Source CMS Home Health Agency All Owners · record as of 19 Oct 2026 · pulled 9 Nov 2026 · version 2026-11-09 · 5196f4
Source timeline
Corrections and disputes
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Source records
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| Detail | Value | Published file | Record as of | Pulled | Version |
|---|---|---|---|---|---|
| Legal name | EVERGREEN HOME HEALTH, INC. | CMS Home Health Agency Enrollments | Oct 19, 2026 | Nov 9, 2026 | 2026-11-09 · 80bfb7 |
| NPI | 1104821537 | CMS Home Health Agency Enrollments | Oct 19, 2026 | Nov 9, 2026 | 2026-11-09 · 80bfb7 |
| Medicare certification number | 058132 | CMS Home Health Agency Enrollments | Oct 19, 2026 | Nov 9, 2026 | 2026-11-09 · 80bfb7 |
| CMS associate ID | 6800707472 | CMS Home Health Agency Enrollments | Oct 19, 2026 | Nov 9, 2026 | 2026-11-09 · 80bfb7 |
| Provider type | PART A PROVIDER - HOME HEALTH AGENCY | CMS Home Health Agency Enrollments | Oct 19, 2026 | Nov 9, 2026 | 2026-11-09 · 80bfb7 |
| Organisation type | CORPORATION | CMS Home Health Agency Enrollments | Oct 19, 2026 | Nov 9, 2026 | 2026-11-09 · 80bfb7 |
| Incorporation date | 2002-02-20 | CMS Home Health Agency Enrollments | Oct 19, 2026 | Nov 9, 2026 | 2026-11-09 · 80bfb7 |
| State of incorporation | CA | CMS Home Health Agency Enrollments | Oct 19, 2026 | Nov 9, 2026 | 2026-11-09 · 80bfb7 |
| Street address | 17215 STUDEBAKER RD, STE 270 | CMS Home Health Agency Enrollments | Oct 19, 2026 | Nov 9, 2026 | 2026-11-09 · 80bfb7 |
| City | CERRITOS | CMS Home Health Agency Enrollments | Oct 19, 2026 | Nov 9, 2026 | 2026-11-09 · 80bfb7 |
| State | CA | CMS Home Health Agency Enrollments | Oct 19, 2026 | Nov 9, 2026 | 2026-11-09 · 80bfb7 |
| ZIP | 90703-2522 | CMS Home Health Agency Enrollments | Oct 19, 2026 | Nov 9, 2026 | 2026-11-09 · 80bfb7 |
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