Why this was flagged
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)
AMERICAN CAREQUEST, INC
STE C-1 · Incorporated Jan 8, 2002
Owners and managing parties of record
ERIC LEVSKY
5% OR GREATER DIRECT OWNERSHIP INTEREST · I · since Aug 1, 2004
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
ERIC LEVSKY
CORPORATE OFFICER · I · since Aug 1, 2004
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
ERIC LEVSKY
CORPORATE DIRECTOR · I · since Aug 1, 2004
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
ERIC LEVSKY
W-2 MANAGING EMPLOYEE · I · since Aug 1, 2004
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
MASHA RUDAKOV
5% OR GREATER DIRECT OWNERSHIP INTEREST · I · since Aug 1, 2004
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
MASHA RUDAKOV
CORPORATE OFFICER · I · since Aug 1, 2004
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
MASHA RUDAKOV
CORPORATE DIRECTOR · I · since Aug 1, 2004
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
MASHA RUDAKOV
W-2 MANAGING EMPLOYEE · I · since Aug 1, 2008
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
MARGARITA RISKIN
5% OR GREATER DIRECT OWNERSHIP INTEREST · I · since Jan 7, 2002
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
MARGARITA RISKIN
CORPORATE OFFICER · I · since Jan 7, 2002
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
MARGARITA RISKIN
CORPORATE DIRECTOR · I · since Jan 7, 2002
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
MARGARITA RISKIN
W-2 MANAGING EMPLOYEE · I · since Jan 7, 2002
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
- 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
- AMERICAN CAREQUEST, INCNPI 1497911630 · certification 551629 · 819 COWAN RD, BURLINGAME, CA
- AMERICAN CAREQUEST, 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
- ERIC LEVSKY5% OR GREATER DIRECT OWNERSHIP INTEREST · since 2004-08-01
- ERIC LEVSKYCORPORATE OFFICER · since 2004-08-01
- ERIC LEVSKYCORPORATE DIRECTOR · since 2004-08-01
- ERIC LEVSKYW-2 MANAGING EMPLOYEE · since 2004-08-01
- MASHA RUDAKOV5% OR GREATER DIRECT OWNERSHIP INTEREST · since 2004-08-01
- MASHA RUDAKOVCORPORATE OFFICER · since 2004-08-01
- MASHA RUDAKOVCORPORATE DIRECTOR · since 2004-08-01
- MASHA RUDAKOVW-2 MANAGING EMPLOYEE · since 2008-08-01
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 | AMERICAN CAREQUEST, INC | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| NPI | 1497911630 | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| Medicare certification number | 551629 | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| CMS associate ID | 5092617977 | 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 | 2002-01-08 | 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 | 819 COWAN RD, STE C | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| City | BURLINGAME | 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 | 940101220 | 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.
Readers judge whether this flag holds up. A note only reaches the top when people who usually disagree both rate it helpful.
No notes yet. If you have checked this provider, say what you found.