Margaret Laura Kierstein, ED.D.

Primary specialty

Clinical Child & Adolescent PsychologistTaxonomy code 103TC2200X

License

4455 Issued in MA

Practice address

16 Center St
Suite 509
Northampton, MA 01060-3031

Phone

(413) 584-4935

Fax

(413) 586-6031

NPI assigned

Jan 9, 2007

Last updated

Sep 11, 2025By the provider in NPPES

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

State licenses

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

{
    "created_epoch": "1168300800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1134278930",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "16 CENTER ST",
            "address_2": "SUITE 509",
            "city": "NORTHAMPTON",
            "state": "MA",
            "postal_code": "010603031",
            "telephone_number": "413-584-4935",
            "fax_number": "413-586-6031"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "16 CENTER ST",
            "address_2": "SUITE 509",
            "city": "NORTHAMPTON",
            "state": "MA",
            "postal_code": "010603031",
            "telephone_number": "413-584-4935",
            "fax_number": "413-586-6031"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KIERSTEIN",
        "first_name": "MARGARET",
        "middle_name": "LAURA",
        "name_prefix": "Dr.",
        "credential": "ED.D.",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2007-01-09",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103TC1900X",
            "taxonomy_group": "",
            "desc": "Psychologist, Counseling",
            "state": "MA",
            "license": "4455",
            "primary": false
        },
        {
            "code": "103TC2200X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical Child & Adolescent",
            "state": "MA",
            "license": "4455",
            "primary": true
        },
        {
            "code": "103TF0000X",
            "taxonomy_group": "",
            "desc": "Psychologist, Family",
            "state": "MA",
            "license": "4455",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Clinical Child & Adolescent Psychologist in Northampton, MA
• Providers in Northampton, MA by specialty
• Clinical Child & Adolescent Psychologist in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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.