Individual provider Active NPI

Christiana Mills, LCSW

  • Social Worker
  • New Haven, CT
National Provider Identifier
1689694432
Registry record updated May 12, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
License
004934 Issued in CT
Practice address
800 Howard Ave
Yale Physicians BLDG
New Haven, CT 06519-1369
Phone
(203) 785-2140
Fax
(203) 785-6414
NPI assigned
Jul 21, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 12, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 004934 CT
Social Worker 104100000X 004934 CT Primary

Addresses

Primary practice location

800 Howard Ave
Yale Physicians BLDG
New Haven, CT 06519-1369

Mailing address

PO Box 9805
300 George St 6TH FLR
New Haven, CT 06536-0805
Phone (203) 785-7998

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)
Enrolled

State licenses

LicenseStateTypeSpecialty
004934CTMDSocial Worker

NPI Registry JSON

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

{
    "created_epoch": "1153440000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1747008000000",
    "number": "1689694432",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 9805",
            "address_2": "300 GEORGE ST 6TH FLR",
            "city": "NEW HAVEN",
            "state": "CT",
            "postal_code": "065360805",
            "telephone_number": "203-785-7998",
            "fax_number": "203-785-6414"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "800 HOWARD AVE",
            "address_2": "YALE PHYSICIANS BLDG",
            "city": "NEW HAVEN",
            "state": "CT",
            "postal_code": "065191369",
            "telephone_number": "203-785-2140",
            "fax_number": "203-785-6414"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MILLS",
        "first_name": "CHRISTIANA",
        "credential": "LCSW",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-07-21",
        "last_updated": "2025-05-12",
        "certification_date": "2025-05-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CT",
            "license": "004934",
            "primary": false
        },
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "CT",
            "license": "004934",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New Haven, CT

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 12, 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.