Why this was flagged
Owner is tied to 149 providers
An owner or managing party of this provider (CORNERSTONE HEALTHCARE INC) is listed on 149 separate Medicare enrollments. Chains are legal, but rapid multi-entity accumulation is a common structure in healthcare fraud cases.
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
Many providers in separate suites of one building
This building hosts providers registered across 3 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
3 providers share this street address
This address is the registered location of 3 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 (2)
Owners and managing parties of record
CORNERSTONE HEALTHCARE INC
5% OR GREATER DIRECT OWNERSHIP INTEREST · O · 100% ownership · since Oct 14, 2021
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
THE PENNANT GROUP INC
5% OR GREATER INDIRECT OWNERSHIP INTEREST · O · 100% ownership · since Oct 14, 2021
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
BRENT GUERISOLI
CORPORATE OFFICER · I · 0% ownership · since Oct 14, 2021
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
ELLIOT MCMILLAN
CORPORATE OFFICER · I · 0% ownership · since Oct 14, 2021
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
BRENT MILLS
CORPORATE OFFICER · I · 0% ownership · since Mar 26, 2026
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
MORGAN GARCIA
W-2 MANAGING EMPLOYEE · I · 0% ownership · since Jan 1, 2023
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
JOHN J GOCHNOUR
CORPORATE OFFICER · I · 0% ownership · since Aug 28, 2024
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
AMBER TUELLER
CORPORATE OFFICER · I · 0% ownership · since Aug 24, 2024
Source CMS Hospice All Owners · record as of 19 Aug 2026 · pulled 18 Sept 2026 · version 2026-09-18 · ed1513
VINEE SRIVASTAVA
CONTRACTED MANAGING EMPLOYEE · I · since Sep 5, 2023
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
- Many providers in separate suites of one building
- 3 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
- WHITETANK MOUNTAIN HEALTHCARE LLCNPI 1912665571 · certification 031661 · 301 E BETHANY HOME RD, PHOENIX, AZ
- ROCK GARDEN HEALTHCARE LLCsame street address in the same file
- CACTUS HEIGHTS HEALTHCARE LLCsame street address in the same file
CMS Hospice All Owners
- Owner is tied to 149 providers
Weekly refreshes
- 18 Sept 2026 (in use)70,444 recordspublisher data as of 19 Aug 2026
Records read from this file
- CORNERSTONE HEALTHCARE INC5% OR GREATER DIRECT OWNERSHIP INTEREST · 100% share · since 2021-10-14
- THE PENNANT GROUP INC5% OR GREATER INDIRECT OWNERSHIP INTEREST · 100% share · since 2021-10-14
- BRENT GUERISOLICORPORATE OFFICER · 0% share · since 2021-10-14
- ELLIOT MCMILLANCORPORATE OFFICER · 0% share · since 2021-10-14
- BRENT MILLSCORPORATE OFFICER · 0% share · since 2026-03-26
- MORGAN GARCIAW-2 MANAGING EMPLOYEE · 0% share · since 2023-01-01
- JOHN J GOCHNOURCORPORATE OFFICER · 0% share · since 2024-08-28
- AMBER TUELLERCORPORATE OFFICER · 0% share · since 2024-08-24
cms_hospice_payments
No completed weekly pull is recorded for this file yet.
Records read from this file
- Emblem Hospice West — 2024$1,677,409 paid · 97 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 | WHITETANK MOUNTAIN HEALTHCARE LLC | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| Trading name | EMBLEM HOSPICE WEST | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| NPI | 1912665571 | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| Medicare certification number | 031661 | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| CMS associate ID | 1052782083 | 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 | LLC | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| Street address | 301 E BETHANY HOME RD, STE C292 | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| City | PHOENIX | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| State | AZ | CMS Hospice Enrollments | Jul 27, 2026 | Sep 18, 2026 | 2026-09-18 · 641824 |
| ZIP | 850121271 | 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.