Individual provider Active NPI

Katherine P Gilles, MSW, LCSW

  • Clinical Social Worker
  • Washington, DC
National Provider Identifier
1750274809
Registry record updated May 29, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
LC200003829 Issued in DC
Practice address
1730 Rhode Island Ave NW Ste 203
Washington, DC 20036-3146
Phone
(202) 670-0611
NPI assigned
May 29, 2025
Last updated
May 29, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 29, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 0904018483 VA
Clinical Social Worker 1041C0700X LC200003829 DC Primary

Addresses

Primary practice location

1730 Rhode Island Ave NW Ste 203
Washington, DC 20036-3146

Mailing address

400 M St NE
Washington, DC 20002-3422
Phone (860) 301-3014

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

State licenses

LicenseStateTypeSpecialty
LC200003829DCMDClinical Social Worker
0904018483VAMDClinical Social Worker

NPI Registry JSON

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

{
    "created_epoch": "1748476800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748476800000",
    "number": "1750274809",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "400 M ST NE",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200023422",
            "telephone_number": "860-301-3014"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1730 RHODE ISLAND AVE NW STE 203",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200363146",
            "telephone_number": "202-670-0611"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GILLES",
        "first_name": "KATHERINE",
        "middle_name": "P",
        "credential": "MSW, LCSW",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-05-29",
        "last_updated": "2025-05-29",
        "certification_date": "2025-05-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "VA",
            "license": "0904018483",
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "DC",
            "license": "LC200003829",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Washington, DC

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 29, 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.