Individual provider Active NPI

Ethan Palmquist, LCSW

  • Clinical Social Worker
  • Saint Charles, IL
National Provider Identifier
1629704952
Registry record updated Sep 16, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
Practice address
110 S 19TH St
Saint Charles, IL 60174-1509
Phone
(561) 568-3948
NPI assigned
Jul 28, 2022
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 16, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Social Worker 104100000X
Clinical Social Worker 1041C0700X Primary

Addresses

Primary practice location

110 S 19TH St
Saint Charles, IL 60174-1509

Mailing address

110 S 19TH St
Saint Charles, IL 60174-1509
Phone (561) 568-3948

Other practice location 1

27W350 High Lake Rd
Winfield, IL 60190-1262
Phone (630) 933-7360

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

NPI Registry JSON

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

{
    "created_epoch": "1658966400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757980800000",
    "number": "1629704952",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "110 S 19TH ST",
            "city": "SAINT CHARLES",
            "state": "IL",
            "postal_code": "601741509",
            "telephone_number": "561-568-3948"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "110 S 19TH ST",
            "city": "SAINT CHARLES",
            "state": "IL",
            "postal_code": "601741509",
            "telephone_number": "561-568-3948"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "27W350 High Lake Rd",
            "address_purpose": "LOCATION",
            "city": "Winfield",
            "state": "IL",
            "postal_code": "601901262",
            "country_code": "US",
            "telephone_number": "630-933-7360",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "PALMQUIST",
        "first_name": "ETHAN",
        "credential": "LCSW",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2022-07-28",
        "last_updated": "2025-09-16",
        "certification_date": "2025-09-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Saint Charles, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 16, 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.