Gregg Mancari, Psy.D. PLLC

Primary specialty

Clinical PsychologistTaxonomy code 103TC0700X

Legal business name

GREGG MANCARI, PSY.D. PLLC

Practice address

247 Northampton St Ste 22
Easthampton, MA 01027-1054

Phone

(413) 281-9619

NPI assigned

May 6, 2026

Last updated

May 6, 2026By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Dr. Gregg Mancari, PSY.D.NPI 1639902703

Title

Licensed Psychologist

Phone

(413) 281-9619

Specialties & licenses 1

Addresses

Locations

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

• Gregg Mancari, PSY.D

  • Psychologist
  • Northampton, MA
  • NPI 1639902703
  NPD Authorized official

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

{
    "created_epoch": "1778025600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1778025600000",
    "number": "1609703347",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6 RUSSELL LN",
            "city": "EASTHAMPTON",
            "state": "MA",
            "postal_code": "010279739"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "247 NORTHAMPTON ST STE 22",
            "city": "EASTHAMPTON",
            "state": "MA",
            "postal_code": "010271054",
            "telephone_number": "413-281-9619"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "GREGG MANCARI, PSY.D. PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-05-06",
        "last_updated": "2026-05-06",
        "certification_date": "2026-05-06",
        "status": "A",
        "authorized_official_last_name": "MANCARI",
        "authorized_official_first_name": "GREGG",
        "authorized_official_title_or_position": "LICENSED PSYCHOLOGIST",
        "authorized_official_telephone_number": "413-281-9619",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "PSY.D."
    },
    "taxonomies": [
        {
            "code": "103TC0700X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jaimie Anne Golec, B.S.W
• Andrea Theresa Gonsalves McCallum, LICSW
• Lauren Gorski
• Meredith Gralenski
• Leanne Greene, PT
• Jessica Renee Grelecki, LMFT
• John Lawrence Griffin, LCSW
• Aaron Grinstein, PA
• Jennifer Louise Griswold, LICSW
• Sally Lynn Gulmi, M.ED

• Clinical Psychologist in Easthampton, MA
• Providers in Easthampton, MA by specialty
• Clinical Psychologist in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 6, 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.