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Individual provider Active NPI

Mackenzie Mae Barth, AGACNP

  • Acute Care Nurse Practitioner
  • Biddeford, ME
National Provider Identifier
1912613613
Registry record updated Jan 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Acute Care Nurse PractitionerTaxonomy code 363LA2100X
License
CNP231024 Issued in ME
Practice address
1 Medical Center Dr
Biddeford, ME 04005-9422
Phone
(207) 283-7937
Fax
(207) 283-7018
NPI assigned
Jan 25, 2023
Last updated
Jan 16, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 16, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Acute Care Nurse Practitioner 363LA2100X CNP231024 ME Primary
Adult Health Nurse Practitioner 363LA2200X CNP231024 ME
Gerontology Nurse Practitioner 363LG0600X CNP231024 ME

Addresses

Primary practice location

1 Medical Center Dr
Biddeford, ME 04005-9422

Mailing address

1 Medical Center Dr
Biddeford, ME 04005-9422
Phone (207) 283-7937

Other practice location 1

22 Bramhall St
Portland, ME 04102-3134
Phone (207) 662-4618

Other practice location 2

25 June St
Sanford, ME 04073-2621
Phone (207) 324-4310

Other names 1

  • Mackenzie Wolffer Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in ME
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20230301002722 ME Practitioner - Nurse Practitioner 3173996774 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
MainehealthGroup PAC ID 7517860588, 2,616 clinicians

Practice addresses (Care Compare)

1 Medical Ctr Dr
Biddeford, ME 04005-9422
Phone (207) 283-7000

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
CNP231024MEMDGerontology Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Mainehealth CurrentSince Mar 6, 2023 Accepting new patients
Mainehealth CurrentSince Mar 6, 2023 Accepting new patients
Mainehealth Current Accepting new patients

Locations

1 Medical Dr
Biddeford, ME 04005
Phone (207) 283-7000

22 Bramhall St
Portland, ME 04102
Phone (207) 662-2179

25 June St
Sanford, ME 04073
Phone (207) 324-4310

Interoperability endpoints

  • Direct secure messaging: mwolffer262309@direct.mmc.mainehealth.org

Organizations & group practices 3

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.

Hospital & facility affiliations 36

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

View all 36

NPI Registry JSON

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

{
    "created_epoch": "1674604800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768521600000",
    "number": "1912613613",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1 MEDICAL CENTER DR",
            "city": "BIDDEFORD",
            "state": "ME",
            "postal_code": "040059422",
            "telephone_number": "207-283-7937",
            "fax_number": "207-283-7018"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 MEDICAL CENTER DR",
            "city": "BIDDEFORD",
            "state": "ME",
            "postal_code": "040059422",
            "telephone_number": "207-283-7937",
            "fax_number": "207-283-7018"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "22 Bramhall St",
            "address_purpose": "LOCATION",
            "city": "Portland",
            "state": "ME",
            "postal_code": "041023134",
            "country_code": "US",
            "telephone_number": "207-662-4618",
            "fax_number": "207-662-6254",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "25 June St",
            "address_purpose": "LOCATION",
            "city": "Sanford",
            "state": "ME",
            "postal_code": "040732621",
            "country_code": "US",
            "telephone_number": "207-324-4310",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BARTH",
        "first_name": "MACKENZIE",
        "middle_name": "MAE",
        "credential": "AGACNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-01-25",
        "last_updated": "2026-01-16",
        "certification_date": "2026-01-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "ME",
            "license": "CNP231024",
            "primary": true
        },
        {
            "code": "363LA2200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Adult Health",
            "state": "ME",
            "license": "CNP231024",
            "primary": false
        },
        {
            "code": "363LG0600X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Gerontology",
            "state": "ME",
            "license": "CNP231024",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "MACKENZIE",
            "last_name": "WOLFFER",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Biddeford, ME

Sources for this page

Verify at the official NPI Registry.