Individual provider Active NPI

John Sanford, LCSW

  • Clinical Social Worker
  • New Haven, CT
National Provider Identifier
1821849019
Registry record updated Aug 20, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
16606 Issued in CT
Practice address
286 W Ivy St
New Haven, CT 06511-1739
Phone
(203) 214-9932
NPI assigned
Mar 27, 2024
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 20, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 16606 CT Primary

Addresses

Primary practice location

286 W Ivy St
New Haven, CT 06511-1739

Mailing address

286 W Ivy St
New Haven, CT 06511-1739
Phone (203) 214-9932

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
8688CTMDSocial Worker
16606CTMDClinical Social Worker

NPI Registry JSON

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

{
    "created_epoch": "1711497600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787184000000",
    "number": "1821849019",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "286 W IVY ST",
            "city": "NEW HAVEN",
            "state": "CT",
            "postal_code": "065111739",
            "telephone_number": "203-214-9932"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "286 W IVY ST",
            "city": "NEW HAVEN",
            "state": "CT",
            "postal_code": "065111739",
            "telephone_number": "203-214-9932"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SANFORD",
        "first_name": "JOHN",
        "credential": "LCSW",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2024-03-27",
        "last_updated": "2026-08-20",
        "certification_date": "2026-08-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CT",
            "license": "16606",
            "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 Aug 20, 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.