Individual provider Active NPI

Erin Lee Lownsbery, NP

  • Acute Care Nurse Practitioner
  • Washington, DC
National Provider Identifier
1922921774
Registry record updated Aug 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Acute Care Nurse PractitionerTaxonomy code 363LA2100X
License
NP1045253 Issued in DC
Practice address
3800 Reservoir Rd NW
Washington, DC 20007-2113
Phone
(202) 444-2000
NPI assigned
Jul 30, 2026
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 6, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Acute Care Nurse Practitioner 363LA2100X NP1045253 DC Primary
Registered Nurse 163W00000X RN1045253 DC

Addresses

Primary practice location

3800 Reservoir Rd NW
Washington, DC 20007-2113

Mailing address

3800 Reservoir Rd NW
Washington, DC 20007-2113
Phone (202) 444-2000

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": "1785369600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785974400000",
    "number": "1922921774",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3800 RESERVOIR RD NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200072113",
            "telephone_number": "202-444-2000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3800 RESERVOIR RD NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200072113",
            "telephone_number": "202-444-2000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LOWNSBERY",
        "first_name": "ERIN",
        "middle_name": "LEE",
        "credential": "NP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-07-30",
        "last_updated": "2026-08-06",
        "certification_date": "2026-08-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "DC",
            "license": "NP1045253",
            "primary": true
        },
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "DC",
            "license": "RN1045253",
            "primary": false
        }
    ],
    "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 Aug 6, 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.