Individual provider Active NPI

Valetta Mouphy Walker

  • Family Nurse Practitioner
  • Fairfax, VA
National Provider Identifier
1912827650
Registry record updated Jul 21, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
0024198139 Issued in VA
Practice address
3650 Joseph Siewick Dr
Fairfax, VA 22033-1710
Phone
(703) 758-8800
NPI assigned
Jul 21, 2026
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 21, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X 0024198139 VA Primary

Addresses

Primary practice location

3650 Joseph Siewick Dr
Fairfax, VA 22033-1710

Mailing address

3650 Joseph Siewick Dr
Fairfax, VA 22033-1710

Other names 1

  • Valetta Mouphy Walker-Norman Other 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": "1784592000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784592000000",
    "number": "1912827650",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3650 JOSEPH SIEWICK DR",
            "city": "FAIRFAX",
            "state": "VA",
            "postal_code": "220331710"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3650 JOSEPH SIEWICK DR",
            "city": "FAIRFAX",
            "state": "VA",
            "postal_code": "220331710",
            "telephone_number": "703-758-8800"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WALKER",
        "first_name": "VALETTA",
        "middle_name": "MOUPHY",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-07-21",
        "last_updated": "2026-07-21",
        "certification_date": "2026-07-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "VA",
            "license": "0024198139",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "VALETTA",
            "last_name": "WALKER-NORMAN",
            "middle_name": "MOUPHY",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Fairfax, VA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 21, 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.