Individual provider Active NPI

Christiana Marie Tyler

  • Social Worker
  • San Leandro, CA
National Provider Identifier
1043800907
Registry record updated Sep 8, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
License
141390 Issued in CA
Practice address
2275 Arlington Dr
San Leandro, CA 94578-1132
Phone
(510) 317-1444
NPI assigned
Jan 24, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 8, 2026

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 141390 CA Primary

Addresses

Primary practice location

2275 Arlington Dr
San Leandro, CA 94578-1132

Mailing address

8945 Golf Links Rd
Oakland, CA 94605-4124
Phone (510) 654-4004

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": "1611446400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788825600000",
    "number": "1043800907",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8945 GOLF LINKS RD",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946054124",
            "telephone_number": "510-654-4004"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2275 ARLINGTON DR",
            "city": "SAN LEANDRO",
            "state": "CA",
            "postal_code": "945781132",
            "telephone_number": "510-317-1444"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TYLER",
        "first_name": "CHRISTIANA",
        "middle_name": "MARIE",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-01-24",
        "last_updated": "2026-09-08",
        "certification_date": "2026-09-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "CA",
            "license": "141390",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Leandro, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 8, 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.