Individual provider Active NPI

Toby S. Schlein, LICSW

  • Clinical Social Worker
  • Lexington, MA
National Provider Identifier
1831178995
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
1026349 Issued in MA
Practice address
114 Waltham St
Suite 10
Lexington, MA 02421-5415
Phone
(781) 861-7626
Fax
(781) 652-8363
NPI assigned
Jan 16, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 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 1026349 MA Primary

Addresses

Primary practice location

114 Waltham St
Suite 10
Lexington, MA 02421-5415

Mailing address

4 Longfellow Rd
Lexington, MA 02420-1715
Phone (781) 861-7626

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

NPI Registry JSON

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

{
    "created_epoch": "1137369600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1831178995",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4 LONGFELLOW RD",
            "city": "LEXINGTON",
            "state": "MA",
            "postal_code": "024201715",
            "telephone_number": "781-861-7626",
            "fax_number": "781-652-8363"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "114 WALTHAM ST",
            "address_2": "SUITE 10",
            "city": "LEXINGTON",
            "state": "MA",
            "postal_code": "024215415",
            "telephone_number": "781-861-7626",
            "fax_number": "781-652-8363"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SCHLEIN",
        "first_name": "TOBY",
        "middle_name": "S.",
        "name_prefix": "Ms.",
        "credential": "LICSW",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-01-16",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "MA",
            "license": "1026349",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lexington, MA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.