Mackenzie Grant, ACPNP

Primary specialty

Pediatric Nurse PractitionerTaxonomy code 363LP0200X

License

CNP221665 Issued in ME

Practice address

22 Bramhall St
Portland, ME 04102-3134

Phone

(207) 772-8850

NPI assigned

Jan 28, 2020

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Interoperability endpoints

• Direct secure messaging: mgrant31542@direct.bostonchildrens.org

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

{
    "created_epoch": "1580169600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1736294400000",
    "number": "1558992552",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "22 BRAMHALL ST",
            "city": "PORTLAND",
            "state": "ME",
            "postal_code": "041023134",
            "telephone_number": "207-662-2414",
            "fax_number": "207-662-6006"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "22 BRAMHALL ST",
            "city": "PORTLAND",
            "state": "ME",
            "postal_code": "041023134",
            "telephone_number": "207-772-8850"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "71 US Route 1 Ste C",
            "address_purpose": "LOCATION",
            "city": "Scarborough",
            "state": "ME",
            "postal_code": "040747174",
            "country_code": "US",
            "telephone_number": "207-883-5532",
            "fax_number": "207-883-5552",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "300 Longwood Ave",
            "address_purpose": "LOCATION",
            "city": "Boston",
            "state": "MA",
            "postal_code": "021155724",
            "country_code": "US",
            "telephone_number": "617-355-6000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "818 Congress St",
            "address_purpose": "LOCATION",
            "city": "Portland",
            "state": "ME",
            "postal_code": "041023112",
            "country_code": "US",
            "telephone_number": "207-773-8161",
            "fax_number": "207-773-1489",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GRANT",
        "first_name": "MACKENZIE",
        "credential": "ACPNP",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2020-01-28",
        "last_updated": "2025-01-08",
        "certification_date": "2025-01-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP0200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Pediatrics",
            "state": "MA",
            "license": "2300770",
            "primary": false
        },
        {
            "code": "363LP0200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Pediatrics",
            "state": "ME",
            "license": "CNP221665",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Claudine Nancy Wilhelmi Grange, PMHNP
• Granite Bay Care, Inc
• Deborah C Grant, LCSW
• Devon Akiem Grant
• Holly Lynn Grant, RN
• Shelia M Grant, APRN-CNP
• Cassidy Grass
• Paul Grayce, D.O.
• Melissa Graziani, AU.D.
• Great Island Recovery

• Pediatric Nurse Practitioner in Portland, ME
• Providers in Portland, ME by specialty
• Pediatric Nurse Practitioner in Maine

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 8, 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.