Individual provider Active NPI

Sarah Himmelstein, LMSW

  • Clinical Social Worker
  • South Windsor, CT
National Provider Identifier
1750216875
Registry record updated Jun 17, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
9749 Issued in CT
Practice address
435 Buckland Rd
South Windsor, CT 06074-3720
Phone
(603) 726-6097
NPI assigned
Jun 17, 2026
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 17, 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 9749 CT Primary

Addresses

Primary practice location

435 Buckland Rd
South Windsor, CT 06074-3720

Mailing address

435 Buckland Rd
South Windsor, CT 06074-3720

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": "1781654400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781654400000",
    "number": "1750216875",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "435 BUCKLAND RD",
            "city": "SOUTH WINDSOR",
            "state": "CT",
            "postal_code": "060743720"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "435 BUCKLAND RD",
            "city": "SOUTH WINDSOR",
            "state": "CT",
            "postal_code": "060743720",
            "telephone_number": "603-726-6097"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HIMMELSTEIN",
        "first_name": "SARAH",
        "credential": "LMSW",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-06-17",
        "last_updated": "2026-06-17",
        "certification_date": "2026-06-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CT",
            "license": "9749",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in South Windsor, CT

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 17, 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.