Individual provider Active NPI

Siera Thalia Smith, LMSW

  • Social Worker
  • White Plains, NY
National Provider Identifier
1538037783
Registry record updated Oct 28, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
License
122729-01 Issued in NY
Practice address
1311 Mamaroneck Ave Ste 150
White Plains, NY 10605-5222
Phone
(914) 328-2868
NPI assigned
Oct 28, 2025
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Oct 28, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Social Worker 104100000X 122729-01 NY Primary

Addresses

Primary practice location

1311 Mamaroneck Ave Ste 150
White Plains, NY 10605-5222

Mailing address

1311 Mamaroneck Ave Ste 150
White Plains, NY 10605-5222
Phone (914) 328-2868

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
122729-01NYMDSocial Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Up We Grow Services LLC PastSince Nov 8, 2025 Accepting new patients

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": "1761609600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761609600000",
    "number": "1538037783",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1311 MAMARONECK AVE STE 150",
            "city": "WHITE PLAINS",
            "state": "NY",
            "postal_code": "106055222",
            "telephone_number": "914-328-2868"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1311 MAMARONECK AVE STE 150",
            "city": "WHITE PLAINS",
            "state": "NY",
            "postal_code": "106055222",
            "telephone_number": "914-328-2868"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SMITH",
        "first_name": "SIERA",
        "middle_name": "THALIA",
        "credential": "LMSW",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2025-10-28",
        "last_updated": "2025-10-28",
        "certification_date": "2025-10-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "NY",
            "license": "122729-01",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in White Plains, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 28, 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.