Individual provider Active NPI

Alyssa Kratze

  • Clinical Social Worker
  • Boston, MA
National Provider Identifier
1356664635
Registry record updated Jun 27, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
Practice address
185 Pilgrim Rd
Boston, MA 02215-5324
Phone
(858) 444-7121
NPI assigned
Mar 1, 2010
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 27, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Social Worker 104100000X MA
Clinical Social Worker 1041C0700X IL Primary

Addresses

Primary practice location

185 Pilgrim Rd
Boston, MA 02215-5324

Mailing address

300 Harrison Ave Unit 437
Boston, MA 02118-2829
Phone (858) 444-7121

Other practice location 1

225 E Chicago Ave
Chicago, IL 60611-2991
Phone (858) 444-7121

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": "1267401600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1750982400000",
    "number": "1356664635",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "300 HARRISON AVE UNIT 437",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021182829",
            "telephone_number": "858-444-7121"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "185 PILGRIM RD",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022155324",
            "telephone_number": "858-444-7121"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "225 E Chicago Ave",
            "address_purpose": "LOCATION",
            "city": "Chicago",
            "state": "IL",
            "postal_code": "606112991",
            "country_code": "US",
            "telephone_number": "858-444-7121",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KRATZE",
        "first_name": "ALYSSA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2010-03-01",
        "last_updated": "2025-06-27",
        "certification_date": "2025-06-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "MA",
            "license": null,
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "IL",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 27, 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.