Individual provider Active NPI

Ellen Kay Feder

  • Student in an Organized Health Care Education/Training Program
  • Washington, DC
National Provider Identifier
1629912050
Registry record updated Apr 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Student in an Organized Health Care Education/Training ProgramTaxonomy code 390200000X
Practice address
1731 20TH St NW
Washington, DC 20009-1140
Phone
(202) 768-7464
NPI assigned
Apr 16, 2026
Last updated
Apr 16, 2026By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 16, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X Primary

Addresses

Primary practice location

1731 20TH St NW
Washington, DC 20009-1140

Mailing address

1731 20TH St NW
Washington, DC 20009-1140
Phone (202) 768-7464

Other names 1

  • Ellen K. Feder Professional name

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": "1776297600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776297600000",
    "number": "1629912050",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1731 20TH ST NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200091140",
            "telephone_number": "202-768-7464"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1731 20TH ST NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200091140",
            "telephone_number": "202-768-7464"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FEDER",
        "first_name": "ELLEN",
        "middle_name": "KAY",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-04-16",
        "last_updated": "2026-04-16",
        "certification_date": "2026-04-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "ELLEN",
            "last_name": "FEDER",
            "middle_name": "K.",
            "code": "2",
            "type": "Professional Name"
        }
    ]
}

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 Apr 16, 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.