Individual provider Active NPI

Elissa Williams

  • Clinical Social Worker
  • Chicago, IL
National Provider Identifier
1013482736
Registry record updated Apr 18, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
149025522 Issued in IL
Practice address
3600 W Fullerton Ave
Chicago, IL 60647-2319
Phone
(773) 782-2800
NPI assigned
Oct 9, 2018
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 18, 2023

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 149025522 IL Primary
Social Worker 104100000X
Case Manager/Care Coordinator 171M00000X

Addresses

Primary practice location

3600 W Fullerton Ave
Chicago, IL 60647-2319

Mailing address

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

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: No
  • Power mobility devices: No
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20251230002166 IL Practitioner - Clinical Social Worker 3779079645 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Clinical Social Worker
Education
Other, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Ecker Center for Behavioral HealthGroup PAC ID 0941252423, 17 clinicians

Practice addresses (Care Compare)

1845 Grandstand PL
Elgin, IL 60123-6603
Phone (847) 695-0484

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
149025522ILMDClinical Social Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Ecker Center for Behavioral Health CurrentSince Dec 15, 2025 Accepting new patients
Ecker Center for Behavioral Health CurrentSince Dec 15, 2025 Accepting new patients
Infant Welfare Society of Chicago Clinical Past Accepting new patients

Locations

1845 Grandstand Pl
Elgin, IL 60123

Interoperability endpoints

  • Direct secure messaging: elissa.williams@iws.eclinicaldirectplus.com

Organizations & group practices 4

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1539043200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1681776000000",
    "number": "1013482736",
    "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"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3600 W FULLERTON AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606472319",
            "telephone_number": "773-782-2800"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "ELISSA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-10-09",
        "last_updated": "2023-04-18",
        "certification_date": "2023-04-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "IL",
            "license": "149025522",
            "primary": true
        },
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "171M00000X",
            "taxonomy_group": "",
            "desc": "Case Manager/Care Coordinator",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.