Organization Active NPI

4621 Corporation

Doing business as Mado Healthcare - Uptown

  • Skilled Nursing Facility
  • Chicago, IL
National Provider Identifier
1871580126
Registry record updated Apr 8, 2019
On this page

Key facts

NPPES NPI Registry
Primary specialty
Skilled Nursing FacilityTaxonomy code 314000000X
License
0023770
Legal business name
4621 CORPORATION
Doing business as
Mado Healthcare - Uptown
Practice address
4621 N Racine Ave
Chicago, IL 60640-4905
Phone
(773) 784-2300
Fax
(773) 769-4621
NPI assigned
Oct 3, 2005
Last updated
Apr 8, 2019By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Apr 8, 2019

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name
Mr. Peter J Obrien Sr.
Title
President
Phone
(312) 787-9400

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Skilled Nursing Facility 314000000X 0023770 Primary

Addresses

Primary practice location

4621 N Racine Ave
Chicago, IL 60640-4905

Mailing address

405 N Wabash Ave Ste P2W
Chicago, IL 60611-3541
Phone (312) 787-9400

Other names 1

  • MADO HEALTHCARE - UPTOWN Doing business as

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20181101000002 IL Part A Provider - Skilled Nursing Facility 3173876521 Practice locations: Chicago, IL

NPI to CCN mapping 1

The Medicare certification numbers (CCNs) connected to NPI 1871580126. Details of each certification follow.

Skilled nursing facility certification: CCN 146191

Legal name
4621 CORPORATION
Doing business as
MADO HEALTHCARE-UPTOWN
Certification status
Active
Provider type (POS)
Nursing home – SNF/NF distinct part
Participating since
Feb 8, 2019
Last certification
Nov 20, 2024
Beds
132
Ownership / control type
Corporation
Organization structure
CorporationProprietary
Incorporated
Nov 17, 1977 in IL
Enrollment address
4621 N Racine Ave
Chicago, IL 60640-4905
Nursing home name
MADO HEALTHCARE - UPTOWN

Care Compare: Nursing home

Medicare Care Compare
Listed as
Mado Healthcare - UptownCCN 146191 · All quality measures
Overall star rating
1 of 5
Health inspections
3 of 5
Staffing
1 of 5
Quality measures
1 of 5
Type
Medicare and Medicaid
Ownership
For profit - Corporation
Certified
Feb 8, 2019
Medicare certification status
ActiveFrom the Provider of Services file
Certified beds
132112.2 residents per day on average
Penalties (3 years)
2Fines totaling $123,614

Processed by Care Compare on Aug 1, 2026.

Laboratory certificates & supplier records

Derived by NPIMap

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

CLIA numberLaboratoryCertificateExpires
14D0896614Mado Healthcare - Uptown4621 N Racine Ave, Chicago, IL 60640Certificate of waiverMar 3, 2028

National Provider Directory

National Provider Directory

Ownership & related parties

All disclosed owners & managing parties 13

As disclosed on the Medicare enrollment (CMS All Owners files). Individuals include officers, directors and managing employees, who may not hold ownership.

NameRoleSinceShare
Individual Adp of the SNF Nov 20, 2013
Peter J O'Brien Individual Corporate OfficerPresident & Sole Director Nov 27, 2013 100%
Corporate DirectorSole Director & President Apr 1, 1991 100%
Adp of the SNF Apr 1, 1991
Indirect Ownership Interest Nov 23, 2013 1%
Individual Adp of the SNF Nov 20, 2013
Jacqueline Gully Individual Operational/Managerial Control Dec 15, 2025
Adp of the SNF Dec 15, 2025
Organization, Chicago, IL LLC Adp of the SNF Nov 20, 2013
Bridget Stumpf Gift Descendants Trust Organization, Chicago, IL 5% Or Greater Direct Ownership Interest Nov 27, 2013 16.09%
Adp of the SNF Nov 20, 2013
Meghan O'Brien Gift Descendants Trust Organization, Chicago, IL 5% Or Greater Direct Ownership Interest Nov 27, 2013 6.23%
Reenie O'Brien Gift Descendants Trust Organization, Chicago, IL 5% Or Greater Direct Ownership Interest Nov 27, 2013 6.23%
Renith F Viloria Individual Operational/Managerial Control Feb 12, 2020
Adp of the SNF Feb 12, 2020
Charles F Stumpf, Jr. Gift Descendants Trust Organization, Chicago, IL 5% Or Greater Direct Ownership Interest Nov 27, 2013 16.09%
Adp of the SNF Nov 20, 2013
Bharat K Shah Individual Operational/Managerial Control Aug 5, 2003
Adp of the SNF Aug 5, 2003
Peter J O'Brien, Sr Gift Descendants Trust Organization, Chicago, IL 5% Or Greater Direct Ownership Interest Nov 23, 2013 36.97%
Caitlin O'Brien Gift Descendants Trust Organization, Chicago, IL 5% Or Greater Direct Ownership Interest Nov 27, 2013 6.23%

Owners & managing parties with NPI records 1

Owners and managing parties disclosed on this facility’s Medicare enrollment that are themselves Medicare-enrolled.

Practitioners & affiliated clinicians

Affiliated clinicians 2

Clinicians who list this facility as an affiliation in Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1128297600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1554681600000",
    "number": "1871580126",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "405 N WABASH AVE STE P2W",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606113541",
            "telephone_number": "312-787-9400",
            "fax_number": "312-787-9434"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4621 N RACINE AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606404905",
            "telephone_number": "773-784-2300",
            "fax_number": "773-769-4621"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "4621 CORPORATION",
        "organizational_subpart": "NO",
        "enumeration_date": "2005-10-03",
        "last_updated": "2019-04-08",
        "status": "A",
        "authorized_official_last_name": "OBRIEN",
        "authorized_official_first_name": "PETER",
        "authorized_official_middle_name": "J",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "312-787-9400",
        "authorized_official_name_prefix": "Mr.",
        "authorized_official_name_suffix": "Sr."
    },
    "taxonomies": [
        {
            "code": "314000000X",
            "taxonomy_group": "",
            "desc": "Skilled Nursing Facility",
            "state": null,
            "license": "0023770",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "MADO HEALTHCARE - UPTOWN",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.