NPIMap

Organization Active NPI

Midwestern Regional Medical Center, Inc.

Doing business as City of Hope Cancer Center Chicago

  • General Acute Care Hospital
  • Zion, IL
National Provider Identifier
1811984388
Registry record updated Sep 22, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Acute Care HospitalTaxonomy code 282N00000X
Legal business name
MIDWESTERN REGIONAL MEDICAL CENTER, INC.
Doing business as
City of Hope Cancer Center Chicago
Practice address
2520 Elisha Ave
Zion, IL 60099-2676
Phone
(847) 872-6220
Fax
(847) 746-4213
NPI assigned
Sep 30, 2005
Last updated
Sep 22, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Sep 22, 2026

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

Authorized official

Name
Richard Lee Piekarz
Title
Cfo
Phone
(847) 731-4151

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
General Acute Care Hospital 282N00000X NU Primary

Addresses

Primary practice location

2520 Elisha Ave
Zion, IL 60099-2676

Mailing address

2610 Sheridan Rd
Zion, IL 60099-2615
Phone (847) 731-4151

Other identifiers 1

IdentifierTypeStateIssuer
=========MedicaidIL

Other names 2

  • CITY OF HOPE CANCER CENTER CHICAGO Doing business as
  • Midwestern Regional Medical Center, LLC. Former legal business name

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address ctcamrmc@ctcac.allscriptsdirect.net Direct

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20080411000379 IL Part A Provider - Hospital 3577640721 Practice locations: Zion, IL

NPI to CCN mapping 1

The Medicare certification numbers (CCNs) connected to NPI 1811984388. Details of each certification follow.

Hospital certification: CCN 140100

Legal name
MIDWESTERN REGIONAL MEDICAL CENTER INC
Certification status
Active
Provider type (POS)
Hospital – Short-term
Participating since
Jul 1, 1966
Last certification
Jul 17, 2002
Beds
95
Ownership / control type
Private (for profit)
Organization structure
CorporationNon-profit
Incorporated
Jan 17, 1975 in IL
Enrollment address
2520 Elisha Ave
Zion, IL 60099-2676
Main/Primary Hospital Location
Hospital subgroups
Acute care

Care Compare: Hospital

Medicare Care Compare
Listed as
Midwestern Region Med Center, IncCCN 140100 · All quality measures
Overall star rating
4 of 5
Type
Acute Care Hospitals
Ownership
Proprietary
Medicare certification status
ActiveFrom the Provider of Services file
Emergency services
Yes

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
14D2339228City of Hope Cancer Center Chicago2520 Elisha Avenue, Zion, IL 60099RegistrationFeb 25, 2028

National Provider Directory

National Provider Directory
Tax ID family
American Internatnl Hos3 organizations share this tax ID, including this one

Other organizations with this tax ID 2

Organizations that report the same tax identification number in the National Provider Directory.

Member organizations 1

Organizations listed as members of this organization in the National Provider Directory.

Locations

1430 Paysphere Cir
Chicago, IL 60674

Ownership & related parties

All disclosed owners & managing parties 5

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

NameRoleSinceShare
Cancer Treatment Centers of America Global Inc Organization, Duarte, CA Corporation, Chain home office Operational/Managerial Control Jul 1, 2014 100%
Coh Holdco Inc. Organization, Duarte, CA Created for acquisition, LLC 5% Or Greater Direct Ownership Interest Feb 1, 2022 100%
Operational/Managerial Control Feb 1, 2022 100%
Anthony Govorchin Individual Corporate OfficerPresident and Ceo Oct 16, 2016
Richard Lee Piekarz Individual Corporate OfficerRegional Chief Financial Officer Mar 25, 2019
W-2 Managing EmployeeRegional Chief Financial Officer Mar 25, 2019
Yvette Tremonti Individual Corporate Officer Feb 11, 2025

Facilities with the same owner 2

Facilities that share an organizational owner with 5% or greater ownership or operational control.

Practitioners & affiliated clinicians

Practitioners 12

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

Affiliated clinicians 129

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

View all 129

NPI Registry JSON

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

{
    "created_epoch": "1128038400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1790035200000",
    "number": "1811984388",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2610 SHERIDAN RD",
            "city": "ZION",
            "state": "IL",
            "postal_code": "600992615",
            "telephone_number": "847-731-4151",
            "fax_number": "847-746-4213"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2520 ELISHA AVE",
            "city": "ZION",
            "state": "IL",
            "postal_code": "600992676",
            "telephone_number": "847-872-6220",
            "fax_number": "847-746-4213"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "MIDWESTERN REGIONAL MEDICAL CENTER, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2005-09-30",
        "last_updated": "2026-09-22",
        "certification_date": "2026-09-22",
        "status": "A",
        "authorized_official_last_name": "PIEKARZ",
        "authorized_official_first_name": "RICHARD",
        "authorized_official_middle_name": "LEE",
        "authorized_official_title_or_position": "CFO",
        "authorized_official_telephone_number": "847-731-4151"
    },
    "taxonomies": [
        {
            "code": "282N00000X",
            "taxonomy_group": "",
            "desc": "General Acute Care Hospital",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "=========",
            "state": "IL"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "ctcamrmc@ctcac.allscriptsdirect.net",
            "affiliation": "N",
            "endpointDescription": "Direct Address",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "Direct",
            "address_1": "1430 Paysphere Cir",
            "city": "Chicago",
            "state": "IL",
            "country_code": "US",
            "postal_code": "606740014",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "organization_name": "CITY OF HOPE CANCER CENTER CHICAGO",
            "code": "3",
            "type": "Doing Business As"
        },
        {
            "organization_name": "Midwestern Regional Medical Center, LLC.",
            "code": "4",
            "type": "Former Legal Business Name"
        },
        {
            "organization_name": "Midwestern Regional Medical Center, LLC.",
            "code": "4",
            "type": "Former Legal Business Name"
        }
    ]
}

Other providers in Zion, IL

Sources for this page

Verify at the official NPI Registry.