NPIMap

Individual provider Active NPI

Nathaniel Flaschner Meyer, MD

  • Hospitalist Physician
  • Brunswick, ME
National Provider Identifier
1982353546
Registry record updated Sep 22, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
MD26154 Issued in ME
Practice address
123 Medical Center Dr
Brunswick, ME 04011-2652
Phone
(207) 373-6000
Fax
(207) 373-6080
NPI assigned
Mar 21, 2022
Last updated
Sep 22, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 22, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X MD26154 ME
Hospitalist Physician 208M00000X MD26154 ME Primary

Addresses

Primary practice location

123 Medical Center Dr
Brunswick, ME 04011-2652

Mailing address

123 Medical Center Dr
Brunswick, ME 04011-2652
Phone (207) 373-6000

Other practice location 1

22 Bramhall St
Portland, ME 04102-3175
Phone (207) 662-0111

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
I20251001000718 ME Practitioner - HospitalistPractitioner - Family Practice 5092183061 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
HospitalistAlso: Family Practice
Education
Tufts University School of Medicine, 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)

22 Bramhall St
Portland, ME 04102-3134
Phone (207) 885-9905

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Mainehealth CurrentSince Sep 22, 2025 Accepting new patients
Mainehealth CurrentSince Sep 22, 2025 Accepting new patients
Mainehealth Current Accepting new patients
Mainehealth Past Accepting new patients

Locations

123 Medical Center Dr
Brunswick, ME 04011
Phone (207) 373-6800

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

Interoperability endpoints

  • Direct secure messaging: nmeyer292921@direct.mmc.mainehealth.org

Organizations & group practices 4

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 37

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

View all 37

NPI Registry JSON

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

{
    "created_epoch": "1647820800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758499200000",
    "number": "1982353546",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "123 MEDICAL CENTER DR",
            "city": "BRUNSWICK",
            "state": "ME",
            "postal_code": "040112652",
            "telephone_number": "207-373-6000",
            "fax_number": "207-373-6080"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "123 MEDICAL CENTER DR",
            "city": "BRUNSWICK",
            "state": "ME",
            "postal_code": "040112652",
            "telephone_number": "207-373-6000",
            "fax_number": "207-373-6080"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "22 Bramhall St",
            "address_purpose": "LOCATION",
            "city": "Portland",
            "state": "ME",
            "postal_code": "041023175",
            "country_code": "US",
            "telephone_number": "207-662-0111",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MEYER",
        "first_name": "NATHANIEL",
        "middle_name": "FLASCHNER",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-03-21",
        "last_updated": "2025-09-22",
        "certification_date": "2025-09-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "ME",
            "license": "MD26154",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "ME",
            "license": "MD26154",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Brunswick, ME

Sources for this page

Verify at the official NPI Registry.