Why this was flagged
Owner is tied to 34 providers
An owner or managing party of this provider (ASCENSION HEALTH) is listed on 34 separate Medicare enrollments. Chains are legal, but rapid multi-entity accumulation is a common structure in healthcare fraud cases.
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
Owners and managing parties of record
LEGARY N VASELOPULOS
CORPORATE DIRECTOR · I · 0% ownership · since Dec 9, 2018
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
LEGARY N VASELOPULOS
W-2 MANAGING EMPLOYEE · I · 0% ownership · since Dec 9, 2018
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
MARY JO MACKNISKAS
W-2 MANAGING EMPLOYEE · I · since Mar 1, 2020
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
ALEXIAN BROTHERS HEALTH SYSTEM
OPERATIONAL/MANAGERIAL CONTROL · O · since Jan 11, 2008
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
ASCENSION HEALTH
OPERATIONAL/MANAGERIAL CONTROL · O · since Apr 1, 2022
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
ERIC ZORNOW
CORPORATE OFFICER · I · since Feb 17, 2025
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
POLLY DAVENPORT
CORPORATE OFFICER · I · since Apr 1, 2022
Source CMS Home Health Agency All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · f10296
MARY JO MACKNISKAS
CORPORATE OFFICER · I · since Mar 1, 2020
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.
- Owner is tied to 34 providers
Weekly refreshes
- 18 Sept 2026 (in use)101,188 recordspublisher data as of 19 Aug 2026
Records read from this file
- LEGARY N VASELOPULOSCORPORATE DIRECTOR · 0% share · since 2018-12-09
- LEGARY N VASELOPULOSW-2 MANAGING EMPLOYEE · 0% share · since 2018-12-09
- MARY JO MACKNISKASW-2 MANAGING EMPLOYEE · since 2020-03-01
- ALEXIAN BROTHERS HEALTH SYSTEMOPERATIONAL/MANAGERIAL CONTROL · since 2008-01-11
- ASCENSION HEALTHOPERATIONAL/MANAGERIAL CONTROL · since 2022-04-01
- ERIC ZORNOWCORPORATE OFFICER · since 2025-02-17
- POLLY DAVENPORTCORPORATE OFFICER · since 2022-04-01
- MARY JO MACKNISKASCORPORATE OFFICER · since 2020-03-01
CMS Home Health Agency Enrollments
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
- ALEXIAN BROTHERS MEDICAL CENTERNPI 1760421697 · certification 147583 · 955 BEISNER RD WING 1400, ELK GROVE VILLAGE, IL
cms_home_health_payments
No completed weekly pull is recorded for this file yet.
Records read from this file
- Alexian Brothers Home Health — 2024$4,994,616 paid · 921 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 | ALEXIAN BROTHERS MEDICAL CENTER | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| Trading name | ALEXIAN BROTHERS HOME HEALTH | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| NPI | 1760421697 | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| Medicare certification number | 147583 | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| CMS associate ID | 7315859170 | 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 |
| Street address | 955 BEISNER RD WING 1400 | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| City | ELK GROVE VILLAGE | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| State | IL | CMS Home Health Agency Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · c6841a |
| ZIP | 600073475 | 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.
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.