Individual provider Active NPI

Donald G Metzger, MD FACS

  • Surgery Physician
  • Houlton, ME
National Provider Identifier
1609848258
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgery PhysicianTaxonomy code 208600000X
License
007508 Issued in ME
Practice address
22 Hartford St
Houlton, ME 04730-1844
Phone
(207) 532-7936
Fax
(207) 532-7937
NPI assigned
Feb 7, 2006
Last updated
Jul 13, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Surgery Physician 208600000X 007508 ME Primary

Addresses

Primary practice location

22 Hartford St
Houlton, ME 04730-1844

Mailing address

22 Hartford St
Houlton, ME 04730-1844
Phone (207) 532-7936

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
007508MEMDSurgery Physician

NPI Registry JSON

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

{
    "created_epoch": "1139270400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1609848258",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "22 HARTFORD ST",
            "city": "HOULTON",
            "state": "ME",
            "postal_code": "047301844",
            "telephone_number": "207-532-7936",
            "fax_number": "207-532-7937"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "22 HARTFORD ST",
            "city": "HOULTON",
            "state": "ME",
            "postal_code": "047301844",
            "telephone_number": "207-532-7936",
            "fax_number": "207-532-7937"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "METZGER",
        "first_name": "DONALD",
        "middle_name": "G",
        "credential": "MD FACS",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-02-07",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "ME",
            "license": "007508",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Houlton, ME

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.