Why this was flagged
7 providers share this street address
This address is the registered location of 7 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
Many providers in separate suites of one building
This building hosts providers registered across 7 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 27 Jul 2026 · pulled 18 Sept 2026 · version 2026-09-18 · c6841a
Other providers at this street address (6)
DIAMOND HOME HEALTH, INC.
STE 336 · Incorporated Apr 12, 2007
VALLEY HOME HEALTH CARE AGENCY, INC.
STE 112 · Incorporated Feb 13, 2007
INTEGRITY HOME HEALTH CARE SERVICES INC
STE 107 · Incorporated Mar 27, 2014
PARADISE HOME HEALTH OF LOS ANGELES INC
STE 220 · Incorporated Dec 4, 2018
CEDAR CARE HOME HEALTH INC
STE 375 · Incorporated Oct 27, 2017
MAR HOSPICE CARE
STE 205 · Incorporated Jul 17, 2020
Owners and managing parties of record
NAOMI STA MARIA
5% OR GREATER DIRECT OWNERSHIP INTEREST · I · 25% ownership · since Feb 11, 2021
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
NAOMI STA MARIA
CORPORATE OFFICER · I · 25% ownership · since Feb 11, 2021
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
NAOMI STA MARIA
CORPORATE DIRECTOR · I · 25% ownership · since Feb 11, 2021
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
NAOMI STA MARIA
OPERATIONAL/MANAGERIAL CONTROL · I · 25% ownership · since Feb 11, 2021
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
RACQUEL S QUEMA
5% OR GREATER DIRECT OWNERSHIP INTEREST · I · 25% ownership · since Feb 11, 2021
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
RACQUEL S QUEMA
CORPORATE OFFICER · I · 25% ownership · since Feb 11, 2021
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
RACQUEL S QUEMA
CORPORATE DIRECTOR · I · 25% ownership · since Feb 11, 2021
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
RACQUEL S QUEMA
OPERATIONAL/MANAGERIAL CONTROL · I · 25% ownership · since Feb 11, 2021
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
NYDIA STA MARIA
5% OR GREATER DIRECT OWNERSHIP INTEREST · I · 25% ownership · since Feb 11, 2021
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
NYDIA STA MARIA
CORPORATE OFFICER · I · 25% ownership · since Feb 11, 2021
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
NYDIA STA MARIA
CORPORATE DIRECTOR · I · 25% ownership · since Feb 11, 2021
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
NYDIA STA MARIA
OPERATIONAL/MANAGERIAL CONTROL · I · 25% ownership · since Feb 11, 2021
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
LEONILO S STA MARIA
5% OR GREATER DIRECT OWNERSHIP INTEREST · I · 25% ownership · since Feb 11, 2021
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
LEONILO S STA MARIA
CORPORATE OFFICER · I · 25% ownership · since Feb 11, 2021
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
LEONILO S STA MARIA
CORPORATE DIRECTOR · I · 25% ownership · since Feb 11, 2021
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
LEONILO S STA MARIA
W-2 MANAGING EMPLOYEE · I · 25% ownership · since Feb 11, 2021
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.
- 7 providers share this street address
- Many providers in separate suites of one building
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
- AT HOME HEALTH SERVICES, INC.NPI 1376792416 · certification 059329 · 5530 CORBIN AVE, TARZANA, CA
- DIAMOND HOME HEALTH, INC.same street address in the same file
- VALLEY HOME HEALTH CARE AGENCY, INC.same street address in the same file
- INTEGRITY HOME HEALTH CARE SERVICES INCsame street address in the same file
- PARADISE HOME HEALTH OF LOS ANGELES INCsame street address in the same file
CMS Home Health Agency All Owners
Weekly refreshes
- 18 Sept 2026 (in use)101,188 recordspublisher data as of 19 Aug 2026
Records read from this file
- NAOMI STA MARIA5% OR GREATER DIRECT OWNERSHIP INTEREST · 25% share · since 2021-02-11
- NAOMI STA MARIACORPORATE OFFICER · 25% share · since 2021-02-11
- NAOMI STA MARIACORPORATE DIRECTOR · 25% share · since 2021-02-11
- NAOMI STA MARIAOPERATIONAL/MANAGERIAL CONTROL · 25% share · since 2021-02-11
- RACQUEL S QUEMA5% OR GREATER DIRECT OWNERSHIP INTEREST · 25% share · since 2021-02-11
- RACQUEL S QUEMACORPORATE OFFICER · 25% share · since 2021-02-11
- RACQUEL S QUEMACORPORATE DIRECTOR · 25% share · since 2021-02-11
- RACQUEL S QUEMAOPERATIONAL/MANAGERIAL CONTROL · 25% share · since 2021-02-11
cms_home_health_payments
No completed weekly pull is recorded for this file yet.
Records read from this file
- At Home Health Services, Inc — 2024$740,579 paid · 60 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 | AT HOME HEALTH SERVICES, INC. | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| NPI | 1376792416 | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| Medicare certification number | 059329 | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| CMS associate ID | 0547329294 | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| Provider type | PART A PROVIDER - HOME HEALTH AGENCY | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| Organisation type | CORPORATION | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| Incorporation date | 2008-08-07 | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| State of incorporation | CA | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| Street address | 5530 CORBIN AVE, STE 228 | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| City | TARZANA | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| State | CA | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| ZIP | 913567113 | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 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.
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