NPIMap

Organization Active NPI

Infant Welfare Society of Chicago

  • Federally Qualified Health Center (FQHC)
  • Chicago, IL
National Provider Identifier
1447071253
Registry record updated Sep 1, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Federally Qualified Health Center (FQHC)Taxonomy code 261QF0400X
Legal business name
INFANT WELFARE SOCIETY OF CHICAGO
Practice address
6416 W Belmont Ave
Chicago, IL 60634-3921
Phone
(773) 782-2800
Fax
(773) 782-5042
NPI assigned
Oct 23, 2024
Last updated
Sep 1, 2026By the provider in NPPES
Organization subpart
Yes
Parent organization
INFANT WELFARE SOCIETY OF CHICAGOAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Sep 1, 2026

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

Authorized official

Name
Heidi Ortolaza-Alvear
Title
Ceo
Phone
(773) 782-5023

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Federally Qualified Health Center (FQHC) 261QF0400X Primary

Addresses

Primary practice location

6416 W Belmont Ave
Chicago, IL 60634-3921

Mailing address

3600 W Fullerton Ave
Chicago, IL 60647-2319
Phone (773) 782-2800

Other names 1

  • IWS Family Health Dunning Other name

National Provider Directory

National Provider Directory
Tax ID family
Infant Welfare Society of Chgo4 organizations share this tax ID, including this one
Part of
Infant Welfare Society of Chgo

Other organizations with this tax ID 3

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

Practitioners & affiliated clinicians

Practitioners 17

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.

View all 17

NPI Registry JSON

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

{
    "created_epoch": "1729641600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1788220800000",
    "number": "1447071253",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3600 W FULLERTON AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606472319",
            "telephone_number": "773-782-2800",
            "fax_number": "773-782-5042"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6416 W BELMONT AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606343921",
            "telephone_number": "773-782-2800",
            "fax_number": "773-782-5042"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "INFANT WELFARE SOCIETY OF CHICAGO",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "INFANT WELFARE SOCIETY OF CHICAGO",
        "enumeration_date": "2024-10-23",
        "last_updated": "2026-09-01",
        "certification_date": "2026-09-01",
        "status": "A",
        "authorized_official_last_name": "ORTOLAZA-ALVEAR",
        "authorized_official_first_name": "HEIDI",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "773-782-5023"
    },
    "taxonomies": [
        {
            "code": "261QF0400X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Federally Qualified Health Center (FQHC)",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "IWS Family Health Dunning",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Chicago, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 1, 2026; 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.