Individual provider Active NPI

Ariel Hamilton

  • Occupational Therapy Assistant
  • Washington, DC
National Provider Identifier
1396629408
Registry record updated Aug 1, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Occupational Therapy AssistantTaxonomy code 224Z00000X
License
OTA200001256 Issued in DC
Practice address
1160 Varnum St NE Ste 315
Washington, DC 20017-2103
Phone
(202) 575-5404
NPI assigned
Aug 1, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 1, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Occupational Therapy Assistant 224Z00000X OTA200001256 DC Primary

Addresses

Primary practice location

1160 Varnum St NE Ste 315
Washington, DC 20017-2103

Mailing address

1160 Varnum St NE Ste 315
Washington, DC 20017-2103
Phone (202) 575-5404

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
OTA200001256DCMDOccupational Therapy Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Milestone Therapeutic Services CurrentSince Aug 3, 2025 Accepting new patients

Locations

1160 Varnum St NE
Ste 315
Washington, DC 20017
Phone (202) 575-5404

Organizations & group practices 1

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": "1754006400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754006400000",
    "number": "1396629408",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1160 VARNUM ST NE STE 315",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200172103",
            "telephone_number": "202-575-5404"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1160 VARNUM ST NE STE 315",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200172103",
            "telephone_number": "202-575-5404"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HAMILTON",
        "first_name": "ARIEL",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-08-01",
        "last_updated": "2025-08-01",
        "certification_date": "2025-08-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "224Z00000X",
            "taxonomy_group": "",
            "desc": "Occupational Therapy Assistant",
            "state": "DC",
            "license": "OTA200001256",
            "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 Aug 1, 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.