Individual provider Active NPI

Liana Marie Halder, LCSW

  • Clinical Social Worker
  • Chicago, IL
National Provider Identifier
1639030927
Registry record updated Jan 29, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
149029890 Issued in IL
Practice address
259 E Erie St Ste 2060
Chicago, IL 60611-2994
Phone
(312) 695-6022
Fax
(312) 695-5672
NPI assigned
Nov 18, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 29, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 149029890 IL Primary

Addresses

Primary practice location

259 E Erie St Ste 2060
Chicago, IL 60611-2994

Mailing address

259 E Erie St Ste 2060
Chicago, IL 60611-2994
Phone (312) 695-6022

Other names 1

  • Leon Halder Other name

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
I20260204001163 IL Practitioner - Clinical Social Worker 3072091644 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Clinical Social Worker
Education
Other, 2020
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

259 E Erie St
Suite 2060
Chicago, IL 60611-2994

5777 Dept
Carol Stream, IL 60122-0021

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
149029890ILMDClinical Social Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Northwestern Medical Faculty Foundation CurrentSince Dec 27, 2025 Accepting new patients
Northwestern Medical Faculty Foundation CurrentSince Dec 27, 2025 Accepting new patients

Locations

Dept 5777
Carol Stream, IL 60122

259 E Erie St
Ste 2060
Chicago, IL 60611
Phone (312) 695-6022

660 N Westmoreland Rd
Lake Forest, IL 60045
Phone (847) 535-6100

660 N Westmoreland Rd
#302
Lake Forest, IL 60045

Organizations & group practices 2

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": "1763424000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769644800000",
    "number": "1639030927",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "259 E ERIE ST STE 2060",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606112994",
            "telephone_number": "312-695-6022",
            "fax_number": "312-695-5672"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "259 E ERIE ST STE 2060",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606112994",
            "telephone_number": "312-695-6022",
            "fax_number": "312-695-5672"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HALDER",
        "first_name": "LIANA",
        "middle_name": "MARIE",
        "credential": "LCSW",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-11-18",
        "last_updated": "2026-01-29",
        "certification_date": "2026-01-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "IL",
            "license": "149029890",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "LEON",
            "last_name": "HALDER",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.