Individual provider Active NPI

Agata Magdalena Williams, RDN

  • Registered Dietitian
  • Washington, DC
National Provider Identifier
1699101089
Registry record updated Sep 18, 2013
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered DietitianTaxonomy code 133V00000X
License
DI100000616 Issued in DC
Practice address
1701 14TH St NW
Washington, DC 20009-4308
Phone
(202) 745-7000
NPI assigned
Sep 18, 2013
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 18, 2013

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Dietitian 133V00000X DI100000616 DC Primary

Addresses

Primary practice location

1701 14TH St NW
Washington, DC 20009-4308

Mailing address

1701 14TH St NW
Washington, DC 20009-4308

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MD

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250918002190 MD Practitioner - Registered Dietitian Or Nutrition Professional 0143459008 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Registered Dietitian Or Nutrition Professional
Education
Other, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Privia Medical Group, LLCGroup PAC ID 4385682061, 1,522 clinicians

Practice addresses (Care Compare)

133 Defense Hwy
Annapolis, MD 21401-7015

277 Peninsula Farm Rd
Arnold, MD 21012-1018
Phone (410) 989-8833

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
DI100000616DCMDRegistered Dietitian

Practice roles

OrganizationSpecialtyStatusNew patients
Privia Medical Group, LLC CurrentSince Jul 12, 2025 Accepting new patients
Privia Medical Group, LLC CurrentSince Jul 12, 2025 Accepting new patients
Nutrition in Motion Dietitian, Registered Past Accepting new patients

Locations

133 Defense Hwy
Ste 112
Annapolis, MD 21401
Phone (410) 573-0140

950 N Glebe Rd
Ste 700
Arlington, VA 22203
Phone (484) 228-1065

Organizations & group practices 3

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1379462400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1379462400000",
    "number": "1699101089",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1701 14TH ST NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200094308"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1701 14TH ST NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200094308",
            "telephone_number": "202-745-7000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "AGATA",
        "middle_name": "MAGDALENA",
        "name_prefix": "Ms.",
        "credential": "RDN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2013-09-18",
        "last_updated": "2013-09-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "DC",
            "license": "DI100000616",
            "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 Sep 18, 2013; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.