NPIMap

Organization Active NPI

Northwestern Memorial Hospital

  • Clinical Medical Laboratory
  • Carol Stream, IL
National Provider Identifier
1891398731
Registry record updated Oct 31, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Medical LaboratoryTaxonomy code 291U00000X
Legal business name
NORTHWESTERN MEMORIAL HOSPITAL
Practice address
Dept 4698
Carol Stream, IL 60122
Phone
(131) 292-6484
NPI assigned
Nov 20, 2020
Last updated
Oct 31, 2025By the provider in NPPES
Organization subpart
Yes
Parent organization
NORTHWESTERN MEMORIAL HOSPITALAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Oct 31, 2025

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

Authorized official

Name
Mr. Kenneth Hedley
Title
Vice President, Operations
Phone
(312) 926-7322

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Medical Laboratory 291U00000X NU Primary

Addresses

Primary practice location

Dept 4698
Carol Stream, IL 60122

Mailing address

Northwestern Memorial Hospital D/B/a NM Lab
Dept 4698
Carol Stream, IL 60122-0001

Electronic endpoints 1

TypeEndpointUseAffiliation
CONNECT URL https://www.cms.gov/research-statistics-data-systems/electronic-submission-medicaldocumentation-esmd/cms-health-information-handler Other CMS HIH

National Provider Directory

National Provider Directory
Tax ID family
Northwestern Memorial Hospital20 organizations share this tax ID, including this one
Part of
Northwestern Memorial Hospital

Other organizations with this tax ID 19

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

View all 19

Locations

Northwestern Memorial Hospital Dba Nm Lab
Carol Stream, IL 60122

NPI Registry JSON

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

{
    "created_epoch": "1605830400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1761868800000",
    "number": "1891398731",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "NORTHWESTERN MEMORIAL HOSPITAL D/B/A NM LAB",
            "address_2": "DEPT 4698",
            "city": "CAROL STREAM",
            "state": "IL",
            "postal_code": "601220001"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "DEPT 4698",
            "city": "CAROL STREAM",
            "state": "IL",
            "postal_code": "60122",
            "telephone_number": "131-292-6484"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "NORTHWESTERN MEMORIAL HOSPITAL",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "NORTHWESTERN MEMORIAL HOSPITAL",
        "enumeration_date": "2020-11-20",
        "last_updated": "2025-10-31",
        "certification_date": "2025-10-31",
        "status": "A",
        "authorized_official_last_name": "HEDLEY",
        "authorized_official_first_name": "KENNETH",
        "authorized_official_title_or_position": "VICE PRESIDENT, OPERATIONS",
        "authorized_official_telephone_number": "312-926-7322",
        "authorized_official_name_prefix": "Mr."
    },
    "taxonomies": [
        {
            "code": "291U00000X",
            "taxonomy_group": "",
            "desc": "Clinical Medical Laboratory",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "https://www.cms.gov/research-statistics-data-systems/electronic-submission-medicaldocumentation-esmd/cms-health-information-handler",
            "affiliation": "Y",
            "endpointDescription": "2.16.840.1.113883.13.34.110.1.998.01",
            "affiliationName": "CMS HIH",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "CMS esMD eMDR",
            "address_1": "7500 Security Blvd",
            "city": "Baltimore",
            "state": "MD",
            "country_code": "US",
            "postal_code": "212441849",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Carol Stream, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 31, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.