Marie-Christine Nizzi, PHD

Primary specialty

PsychologistTaxonomy code 103T00000X

License

11778 Issued in MA

Practice address

10 Benning St Ste 160-170
West Lebanon, NH 03784-3402

Phone

(857) 204-4057

NPI assigned

Jun 3, 2022

Last updated

Feb 17, 2026By 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 5

Addresses

Medicare fee-for-service enrollment

Enrolled in MA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: No
• Power mobility devices: No
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Clinical Psychologist

Education

Other, 2020

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Philosophy

State licenses

Practice roles

Locations

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Massachusetts General Physicians Organization Inc

  • Dermatology Physician
  • Boston, MA
  • NPI 1801874573
  NPD
• The General Hospital Corporation

  • General Acute Care Hospital
  • Boston, MA
  • NPI 1023049236
  NPD

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

{
    "created_epoch": "1654214400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771286400000",
    "number": "1891434197",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "30 BANK ST STE 3",
            "city": "LEBANON",
            "state": "NH",
            "postal_code": "037661756",
            "telephone_number": "603-585-5047"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10 BENNING ST STE 160-170",
            "city": "WEST LEBANON",
            "state": "NH",
            "postal_code": "037843402",
            "telephone_number": "857-204-4057"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "33 Kirkland St",
            "address_purpose": "LOCATION",
            "city": "Cambridge",
            "state": "MA",
            "postal_code": "021382044",
            "country_code": "US",
            "telephone_number": "603-585-5047",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "760 Westwood Plz # C8-849",
            "address_purpose": "LOCATION",
            "city": "Los Angeles",
            "state": "CA",
            "postal_code": "900245055",
            "country_code": "US",
            "telephone_number": "603-585-5047",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NIZZI",
        "first_name": "MARIE-CHRISTINE",
        "credential": "PHD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2022-06-03",
        "last_updated": "2026-02-17",
        "certification_date": "2026-02-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103T00000X",
            "taxonomy_group": "",
            "desc": "Psychologist",
            "state": "NH",
            "license": "1588",
            "primary": false
        },
        {
            "code": "103T00000X",
            "taxonomy_group": "",
            "desc": "Psychologist",
            "state": "MA",
            "license": "11778",
            "primary": true
        },
        {
            "code": "103T00000X",
            "taxonomy_group": "",
            "desc": "Psychologist",
            "state": "IA",
            "license": "112801",
            "primary": false
        },
        {
            "code": "103T00000X",
            "taxonomy_group": "",
            "desc": "Psychologist",
            "state": "VT",
            "license": "048.0134435",
            "primary": false
        },
        {
            "code": "103T00000X",
            "taxonomy_group": "",
            "desc": "Psychologist",
            "state": "CA",
            "license": "33378",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Erich Mussgnug, PHARMD
• Bryan Jason Natusch, D.C.
• New England Sound LLC (Miracle Ear)
• New Hampshire Open MRI LLC
• Andrea Hayward Nickerson, LPN
• Katharine Noonkester
• Caroline Janet Nord, NP
• Northland Hearing Centers, Inc. (Powerhouse Hearing Center)
• Chioma Nwankwo
• Seth Osgood, FNP

• Psychologist in West Lebanon, NH
• Providers in West Lebanon, NH by specialty
• Psychologist in New Hampshire

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 17, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.